220523 - 1 Project No. 44332-C

SECTION 220523

VALVES PART 1 GENERAL 1.01 ABBREVIATIONS

A. IBBM: Iron body, bronze mounted.

B. OS&Y: Outside screw and yoke.

C. WOG: Water, oil, gas.

D. WSP: Working steam pressure. 1.02 SUBMITTALS

A. Product Data: Manufacturer’s catalog sheets and specifications for each valve type.

B. Valve Schedule: List type of valve, manufacturer’s model number, and size for each service application.

1.03 MAINTENANCE

A. Special Tools: 1. One (1) wrench for each type and size wrench operated plug valve.

PART 2 PRODUCTS 2.01 VALVES – GENERAL

A. Valve Standardization: Valves from one or more manufacturers may be used; however, valves supplied for each specific valve type shall be the product of one manufacturer.

B. Valves shall be first quality, free from all imperfections and defects, with body markings

indicating manufacturer and rating.

C. Valve parts of same manufacturer, size and type shall be interchangeable.

D. Manually operated gate, globe and angle valves shall be of rising stem type, unless otherwise specified.

E. Valves which use packing shall be capable of being packed when wide open and under

full working pressure.

F. Size valves the same size as the piping in which they are installed, unless specified otherwise.

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2.02 GATE VALVES

A. Type A: 125 psig WSP, 200 psig WOG, bronze body, union bonnet, solid wedge disc, and threaded ends. Acceptable Valves: Crane428UB, Hammond IB617, Jenkins 47CU, Milwaukee 1152, Nibco T13, and Stockham B105.

B. Type C: 125 psig WSP, 200 psig WOG up to 12 inch size, and 150 psig WOG for 14

inch and 16 inch sizes; IBBM OS&Y, bolted bonnet, solid wedge disc, and threaded or flanged ends depending on size. Acceptable Valves: Crane 464-1/2, 465-1/2, Hammond IR1140, Milwaukee F2885, Nibco T6170 & F6170, and Stockham G620 & G623

C. Type D: 125 psig WSP, 200 psig WOG, bronze body, threaded bonnet, solid wedge disc,

and solder ends. Acceptable Valves: Crane 1330, Hammond IB635, Jenkins 991AJ, Milwaukee 149, Nibco S111, and Stockham B108.

D. Type E: Thermoplastic Valves: Thermoplastic valves shall be manufactured of CPVC

material with Viton seats and Viton seals. Acceptable Valves: Spears, Hayward, Nibco, or equal.

2.03 GLOBE AND ANGLE VALVES

A. Type J: 125 WSP, 200 psig WOG, bronze body, threaded bonnet, and threaded ends. Acceptable Valves: Crane 1, Hammond IB440 & IB463, Jenkins 101J, Milwaukee 502, Nibco T211 & T311, and Stockham B16.

B. Type K: 125 psig WSP, 200 psig WOG, IBBM OS&Y, bolted bonnet, and threaded or

flanged ends depending on size. Acceptable Valves: Crane 351 353, Hammond IR116, Jenkins 613C & 615C, Milwaukee F2981, Nibco F718B & F818B, and Stockham G512, & G515.

C. Type O: 125 psig, 200 psig WOG, bronze body, threaded bonnet, and solder ends.

Acceptable Valves: Crane 1310, Hammond IB423, Jenkins 1200C, Milwaukee 1502, Nibco S21, and Stockham B17.

2.04 CHECK VALVES

A. Type S: 125 psig WSP, 200 psig WOG, bronze body, brass or bronze trim, horizontal swing, renewable and regrindable disc, and threaded ends. Face discs for cold water service with teflon. Acceptable Valves: Crane 37, Hammond IB940, Jenkins 4092, Milwaukee 509, Nibco T413Y, and Stockham B319Y.

B. Type U: 125 psig WSP, 200 psig WOG, bronze body, brass or bronze trim, horizontal

swing, renewable and regrindable disc, and solder ends. Face discs for cold water service with teflon. Acceptable Valves: Crane 1340, Hammond IB912, Jenkins 4093, Milwaukee 1509, Nibco S413Y, and Stockham 309Y.

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C. Type V: 125 psig WSP, 200 psig WOG, IBBM, horizontal swing, bolted bonnet, regrindable and renewable seat ring and disc, and threaded or flanged ends depending on size. Discs on valves 4-inch size and larger may be cast iron with bronze face. Acceptable Valves: Crane 372, & 373, Hammond IR1124, Jenkins 623CJ & 624CJ, Milwaukee F2974, Nibco F918, and Stockham G927 & G931.

D. Type W:

1. Globe Style Silent Check Valve: IBBM or semi-steel with bronze mounting, renewable seat and disc, 18-8 stainless steel spring, and flanged ends. a. Acceptable Valves (125 psig flange pressure rating): Cla-Val Series 581,

Apco Series 600, Combination Pump & Valve 20D, Hammond IR9354, Milwaukee 1800, Nibco F910, and Williams Acceptable Valves (250 psig flange pressure rating): Cla-Val Series 581, Apco Series 600, Combination Pump & Valve 21D, Milwaukee 1800, Nibco F960, and Williams Hager 636.

2. Wafer Style Silent Check Valve: IBBM or semi-steel with bronze mounting, renewable seat and disc, 18-8 stainless steel spring, and flanged ends. a. Acceptable Valves (125 psig flange pressure rating): Apco Series 300,

Combination Pump and Valve 10D, Hammond IR9253, Milwaukee 1400, Nibco W910, and Williams Hager 329 & 375.

b. Acceptable Valves (250 psig flange pressure rating): Apco Series 300, Combination Pump and Valve 11D, Milwaukee 1400, Nibco W960, and Williams Hager 329 & 375.

E. Type X: Thermoplastic Check Valves: Thermoplastic valves shall be manufactured of

CPVC material with Viton seats and Viton seals. Acceptable Valves: Plast-O-Matic or equal.

F. Type Y: Stainless Steel Check Valves

G. Type Z:

1. Viton elastomeric duckbill-style check valves shall have a cracking pressure of 1- to 2-inches of water column.

2.05 BUTTERFLY VALVES

A. Type BF: Iron body, flangeless wafer or lugged type, (lug for each bolt hole, drilled and tapped for cap screws), with replaceable reinforced resilient EPT (EPDM) seats, bronze or nickel plated ductile iron discs, phosphate coated steel or stainless steel stems, and raised necks able to accommodate 2-inches of insulation. Acceptable Manufacturers: Crane, Demco, De Zurik, Hammond, Keystone, Milwaukee, Nibco, Stockham, and Watts. 1. Pressure Ratings:

a. 12-inch size and Less: 200 psig WOG at 275 degrees F. b. 14-inch size and Up: 150 psig WOG at 275 degrees F.

B. Operators:

1. 6-inch size and Less: Manual actuator handles with external indication of disc position, and suitable means of locking actuator in any fixed position.

2. 8-inch size and Up: Worm gear operator.

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C. Thermoplastic valves

D. Pressure reducing valves shall have CPVC bodies and covers with a valve opening to be at least as large as the size of the valve.

E. Each valve shall automatically reduce a constant pressure or variable higher inlet pressure

to a constant lower downstream pressure by means of a pilot-operated regulator, with the downstream pressure being adjustable by means of a single screw. The pilot system shall be PVC bodied and be protected by a sedimentation chamber and a PVC strainer as manufactured by Plasti-O-Matic, Hayward or equal.

F. Pressure reducing valves shall have a maximum pressure rating of at least 150 psi.

2.06 SAFETY AND RELIEF VALVES

A. General Requirements: Valves shall be as specified by ASME Code governing manufacture of such valves within scope of their particular usage, i.e., Heating Boilers, Unfired Pressure Valves, etc., shall be tested, rated and listed, unless otherwise specified. Valves for applications specified shall conform to the ASME Code, Section IV, Heating Boilers, and the following: 1. Valves for combination domestic hot water heater and storage tanks shall

conform to the requirements of ASME Code, Section IV and USA Standard Z21.22 and shall be NBB listed. Valves shall be of the temperature - pressure type. Thermostatic element shall, on rising temperature, cause the valve to open at 200 degrees F. and valve shall deliver its rated capacity at 210 degrees F. and close drip tight at 195 degrees F. Valves shall be sized in accordance with Unfired Vessel Code.

2. End Connections: Unless otherwise specified, safety valves, relief valves and safety relief valves, in sizes 3/4 inch to 3-inches IPS inclusive, may be furnished with male or female pipe thread inlet and female pipe thread outlet; valves over 3 inches IPS must be furnished with 125 lb. or 250 lb. flanged inlet and may be equipped with female threaded or 125 lb. flanged outlet.

2.07 GAGE COCKS

A. Gage Cocks: All brass construction, “T” or lever handles, threaded ends, built for 300 psig hydraulic pressure. Acceptable Manufacturers: Marsh Instrument Company, Mueller Instruments Co., H.O. Trerice Co. and Weksler Instruments Corp.

2.08 BALL VALVES

A. Type BV: 150 psig WSP, 600 psig WOG, 2-piece bronze body, solid blow-out proof stem, teflon seats, chrome plated brass ball, teflon seals, corrosion resistant steel lever handles with vinyl grips, balancing stop, and threaded or solder ends. Acceptable Manufacturers: Conbraco, Hammond, Milwaukee, Nibco, and Watts.

B. Type BV-1: Thermoplastic Ball Valves

1. All thermoplastic ball valves furnished shall be true union-full bore design and manufactured of CPVC with Viton seats and Viton seals.

2. Ball valves in sodium hypochlorite service shall be vented to prevent build-up of pressure in ball.

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3. Pipe, fittings, and valves are to be of one manufacturer and of the same specified material to assure compatibility of system components.

4. All thermoplastic ball valves shall be equipped with snap on, snap off handles. 5. Acceptable Manufacturers: Hayward, or equal.

C. Type BV-2: Stainless Steel Ball Valves

1. Stainless steel ball valves shall have flanged end connections and shall be rated for 150-lb service.

2. Valves shall be lever operated. 3. Valves shall be Type 316 stainless steel with Teflon ball seats, packing and stem

steel. 2.09 “Y” STRAINERS

A. Shall be constructed of the same material as the piping system and be fully compatible with the product with which it is in contact.

B. For chemical feed piping, “Y” strainers shall be made of a clear material compatible with

liquid that will allow inspection of inside without disassembling piping. 2.10 CHEMICAL FEED PUMP INJECTION FITTING

A. Solution piping shall terminate in a new chemical injector at the location shown on the drawings. Injector shall be of CPVC construction, designed for chemical solution piping and resistant to specified chemical strength. It shall be designed to slip onto solution piping (butt solvent welds shall not be accepted) and shall be removable without dewatering.

B. Chemical injector shall include a heavy duty corporation stop, a CPVC solution tube

assembly with ball check valve, self-sealing poppet valve and safety chain, and a CPVC self-sealing E-Z release coupling. An elastomeric check valve shall be located on the end of the injection nozzle to prevent tip clogging.

2.11 HOSE BIBBS

A. Compression type with polished chrome plated bronze body, renewable units, vacuum breaker with breakaway screw or vandal resistant fastener (ASSE 1011), removable T-handle, and integral threaded wall flange. 1. Connections: 3/4 inch female threaded inlet, and ¾ inch hose bibb outlet.

2.12 PRESSURE GAUGES

A. Gauges shall be 4-1/2 inch dial, simple or compound type, with 1/4 –inch NPT bottom connections calibrated in psi. Pressure ranges shall be selected for proper sensitivity and so that he dial indicator points to the approximate center of the dial in normal operation. A brass tee handle air relief cock shall be installed before each gauge. Gauges shall conform to the requirements of ANSI B40.1 for Grade AA gauges. Pressure gauges shall be easily readable from the floor.

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PART 3 EXECUTION 3.01 INSTALLATION

A. General: Install valves at locations noted on the drawings or specified.

B. Removals: Remove existing valves where noted to be replaced. Install new spool piece or entire pipe section where valve is not required to be replaced.

3.02 VALVE APPLICATION SCHEDULE

A. Schedule of valve applications for the different services is as follows: 1. Cold Water in Buildings and Tunnels (CW) 125 psig and Less:

a. 3-inch and Less: A or D gates or BV balls, O globes or angles, and S or U checks; or C gates, K globes or angles, and V checks, with solder joint companion flanges.

2. Domestic Hot Water and all Potable Water in the Chemical Feed Building: 125 psig and Less: a. 3-inch and Less: Type E gate valve, Type BV-1 or BV-2 ball valves,

Type X check valves, CPVC needle valves, and CPVC pressure reducing valves.

b. 4-inch and Up: C gates or BF butterflys, K globes or angles, and V checks.

3. Chemical Feed System a. 3-inch and Less: Type E gate valve, Type BV-1 or BV-2 ball valves,

Type X check valves, CPVC needle valves, and CPVC pressure reducing valves.

END OF SECTION

220529 - 1 Project No. 44332-C

SECTION 220529

PIPE HANGERS AND SUPPORTS PART 1 GENERAL 1.01 PRODUCTS FURNISHED BUT NOT INSTALLED UNDER THIS SECTION

A. Companion high density filler pieces for installation over the top 180 degree surface of pipe or tubing, at points of support where a combination clevis hanger, insulation shield and high density insulating saddle are installed.

1.02 RELATED WORK SPECIFIED ELSEWHERE

A. Piping Insulation: Section 220700. 1.03 SUBMITTALS

A. Shop Drawings: 1. Details of pipe anchors.

B. Product Data: Catalog sheets, specifications and installation instructions for each item

specified except fasteners. C. Quality Control Submittals:

D. Company Field Advisor Data:

1. Name, business address and telephone number of Company Field Advisor secured for the required services.

2. Certified statement from the Company listing the qualifications of the Company Field Advisor.

3. Services and each product for which authorization is given by the Company, listed specifically for this project.

1.04 QUALITY ASSURANCE

A. Regulatory Requirements: 1. Comply with the applicable requirements of the ASME B31 Piping Codes. 2. Unless otherwise shown or specified, comply with the requirements of the

Manufacturer’s Standardization Society of the Valve and Fittings Industry (MSS) Standards SP-58, and SP-69.

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PART 2 PRODUCTS 2.01 PIPE HANGERS AND SUPPORTS

A. Combination clevis hanger, pipe insulation shield and vapor barrier jacketed high density insulating saddle with companion high density filler piece. 1. Insulating saddles and filler pieces shall be of the same thickness and materials as

the adjoining pipe insulation. Saddles shall cover the lower 180 degrees of the pipe or tubing, and companion filler pieces shall cover the upper 180 degrees of the pipe or tubing. Physical sizes, gages, etc. of the components of insulated hangers shall be in accordance with the following schedule:

PIPE OR

TUBING SIZE (Inches)

SHIELD LENGTH (Inches)

SHIELD GAGE SADDLE LENGTH (Inches)

VAPOR BARRIER JACKET LENGTH

(Inches) Up to 2-1/2 4 16 6 10

3 to 6 4 14 6 10 8 to 14 10 12 12 16

16 and up 10 10 12 16

B. Pipe Insulation Shields: Fabricated of steel, with a minimum arc of 180 degrees, unless otherwise indicated. Shields for use with hangers and supports, with the exception of combination clevis type hangers, shall be in accordance with the following schedule:

PIPE OR TUBING SIZE (Inches) SHIELD LENGTH (Inches) SHIELD GAGE

Up to 2-1/2 8 18 3 to 8 10 16

10 to 14 12 12 16 and up 18 10

C. Pipe Covering Protection Saddles: 3/16 inch thick steel, of sufficient depth for the

insulation thickness specified, notched so that saddle contact with the pipe is approximately 50 percent of the total axial cross section. Saddles for pipe 12-inches in size and larger shall have a center support.

D. Pipe Hangers: Height adjustable standard duty clevis type, with cross bolt and nut.

1. Pipe spreaders or spacers shall be used on cross bolts of clevis hangers, when supporting piping 10-inches in size and larger.

2. Swivel ring type hangers will be allowed for sprinkler piping up to a maximum of 2-inches in size.

E. Adjustable Floor Rests and Base Flanges: Steel.

F. Hanger Rods: Mild, low carbon steel, fully threaded or threaded at each end, with two

(2) nuts at each end for positioning rod and hanger, and locking each in place.

G. Riser Clamps: Malleable iron or steel.

H. Rollers: Cast Iron.

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2.02 ANCHORS AND ATTACHMENTS

A. Sleeve Anchors (Group II, Type 3, Class 3): Molly’s Div./USM Corp. Parasleeve Series, Ramset’s Dynabolt Series, or Red Head/Phillips AN, HN, or FS Series.

B. Wedge Anchors (Zinc Plated, Group II, Type 4, Class 1): Hilti’s Kwik Bolt Series,

Molly’s Div./USM Corp. Parabolt PB Series, Ramset’s Trubolt T Series, or Red Head/Phillips WS Series.

C. Self-Drilling Anchors (Group III, Type 1): Ramset’s RD Series, or Red Head/Phillips S

Series.

D. Non-Drilling Anchors (Group VIII, Type 1): Ramset’s Dynaset DS Series, Hilti’s HDI Series, or Red Head/Phillips J Series.

E. Stud Anchors (Group VIII, Type 2): Red Head/Phillips JS Series.

F. Beam Clamps: Forged steel beam clamp, with weldless eye nut (right hand thread), steel

tie rod, nuts, and washers, Grinnell’s Fig No. 292 (size for load, beam flange width, and rod size required).

G. Metal Deck Ceiling Bolts: B-Line Systems’ Fig. B3019.

H. Continuous Slotted Type Concrete Insert, Galvanized:

1. Load Rating 800 lbs/ft: Kindorf’s D-986. 2. Load Rating 1,500 lbs/ft: Kindorf’s D-980. 3. Load Rating 3,000 lbs/ft: Hohmann & Barnard’s Inc. Type CS-H. 4. Load Rating 4,500 lbs/ft: Hohmann & Barnard’s Inc. Type CS-HD.

I. Threaded Type Concrete Insert: Galvanized ferrous castings, internally threaded to

receive 3/4 inch diameter machine bolts.

J. Wedge Type Concrete Insert: Galvanized box-type ferrous castings, designed to accept 3/4 inch diameter bolts having special wedge shaped heads.

2.03 FASTENERS

A. Bolts, Nuts, Washers, Lags, and Screws: Medium carbon steel; size and type to suit application; galvanized for high humidity locations, and treated wood; plain finish for other interior locations. Except where shown otherwise on the Drawings, furnish type, size, and grade required for proper installation of the Work.

2.04 SHOP PAINTING AND PLATING

A. Hangers, supports, rods, inserts and accessories used for pipe supports, unless chromium plated, cadmium plated or galvanized shall be shop coated with metal primer paint. Electroplated copper hanger rods, hangers and accessories may be used with copper pipe or copper tubing.

B. Hanger supports for chromium plated pipe shall be chromium plated brass.

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PART 3 EXECUTION 3.01 PREPARATORY WORK

A. Place inserts into construction form work expeditiously, so as not to delay the Work. 3.02 INSTALLATION

A. Do not hang or support one pipe from another or from ductwork. 1. Do not bend threaded rod.

B. Support all insulated horizontal piping conveying fluids below ambient temperature, by means of hangers or supports with insulation shields installed outside of the insulation.

C. Space hangers or supports for horizontal piping on maximum center distances as listed in

the following hanger schedules, except as otherwise specified, or noted on the Drawings. 1. For Steel and Threaded Brass Pipe:

PIPE SIZE (Inches) MAXIMUM SPACING (Feet)

1 and under 8 1-1/4 and 1-1/2 9

2 10 2-1/2 and up 12

2. For Copper Pipe and Copper Tubing:

PIPE OR TUBING SIZE (Inches) MAXIMUM SPACING (Feet)

1-1/2 and under 6 2 and over 10

3. For Plastic Tubing:

PIPE OR TUBING SIZE (Inches) MAXIMUM SPACING (Feet)

Under 2 inch 3 2 inch and over 4

4. Cast Iron Soil Pipe:

a. General: 1) Where piping is suspended on centers in excess of 18-inches by

means of non-rigid hangers, provide sway bracing to prevent horizontal pipe movement.

2) Additionally, brace piping 5-inches and larger to prevent horizontal movement and/or joint separation. Provide braces, blocks, rodding or other suitable method at each branch opening, or change of direction

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b. For Bell & Spigot Cast Iron Soil Pipe: Space hangers or support pipe at each joint or on maximum centers of 5-feet. Place hangers or supports as close as possible to joints and when hangers or supports do not come within 1-foot of a branch line fitting, install an additional hanger or support at the fitting.

c. For Hubless Cast Iron Soil Pipe: Space hangers or support pipe at each joint or on maximum centers of 5-feet. Place hanger or supports as close as possible to joints and when hangers or supports do not come within 1-foot of a branch line fitting, install an additional hanger or support at the fitting.

5. For Directional Changes: Install a hanger or support close to the point of change of direction of all pipe runs in either a horizontal or vertical plane.

6. For Concentrated Loads: Install additional hangers or supports, spaced as required and directed, at locations where concentrated loads such as in-line pumps, valves, fittings or accessories occur, to support the concentrated loads.

7. For Branch Piping Runs and Runouts over 5-feet in Length: Install a minimum of one (1) hanger, and additional hangers if required by the hanger spacing schedules.

8. Parallel Piping Runs: Where several pipe lines run parallel in the same plane and in close proximity to each other, trapeze hangers may be submitted for approval. Base hanger spacing for trapeze type hangers on the smallest size of pipe being supported. Design the entire hanger assembly based on a safety factor of 5, for the ultimate strength of the material being used.

9. Support floor drain traps from the overhead construction, with hangers of type and design as required and approved. Overhead supports are not required for floor drain traps installed directly below earth supported concrete floors.

D. Size hanger rods in accordance with the following:

PIPE OR TUBING SIZE

(Inches)

SINGLE ROD HANGER SIZE (Inches)

DOUBLE ROD HANGER SIZE (Inches)

PIPE TUBING PIPE TUBING 1/2 to 2 3/8 1/4 3/8 1/4

2-1/2 and 3 1/2 3/8 3/8 1/4 4 and 5 5/8 1/2 1/2 3/8

6 3/4 1/2 5/8 1/2 8, 10 and 12 7/8 5/8 3/4 5/8

1. Size hanger rods, for piping over 12-inches in size and multiple line supports, based on a safety factor of five for the ultimate strength of the materials being used.

2. Secure hanger rods as follows: Install one (1) nut under clevis, angle or steel member; one (1) nut on top of clevis, angle or steel member; one (1) nut inside insert or on top of upper hanger attachment and one (1) nut and washer against insert or on lower side of upper hanger attachment. A total of four (4) nuts are required for each rod, two (2) at upper hanger attachment and two (2) at hanger.

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E. Vertical Piping: 1. Support vertical risers of piping systems, by means of heavy duty hangers

installed close to base of pipe risers, and by riser clamps with extension arms at intermediate floors, with the distance between clamps not to exceed 25-feet, unless otherwise specified. Support pipe risers in vertical shafts equivalent to the aforementioned. Install riser clamps above floor slabs, with the extension arms resting on floor slabs. Provide adequate clearances for risers that are subject to appreciable expansion and contraction, caused by operating temperature ranges.

2. Support extension arms of riser clamps, secured to risers to be insulated for cold service, 4-inches above floor slabs, to allow room for insulating and vapor sealing around riser clamps.

3. Install intermediate supports between riser clamps on maximum 6-foot centers, for copper tubing risers 1-1/4” in size and smaller, installed in finished rooms or spaces other than mechanical equipment machine or steam service rooms, or penthouse mechanical equipment rooms.

4. Support cast iron risers, by means of heavy duty hangers installed close to the base of the pipe risers, and 1/4 inch thick malleable iron or steel riser clamps with extension arms at each floor level, with the distance between clamps not to exceed 25-feet. Support cast iron risers in vertical shafts equivalent to the aforementioned.

5. Support hubless cast iron risers, by means of heavy duty hangers installed close to the base of the pipe risers, and by malleable iron or steel riser clamps with the extension arms at each floor level, with the distance between clamps or intermediate supports not to exceed 12-feet. Support risers in vertical shafts equivalent to the aforementioned.

F. Floor Supports: Install adjustable yoke rests with base flanges, for the support of piping,

unless otherwise indicated on the Drawings. Install supports in a manner, which will not be detrimental to the building structure.

G. Underground Cast Iron Pipe Supports: Firmly bed pipe laid underground, on solid

ground along bottom of pipe. Install masonry piers for pipe laid in disturbed or excavated soil or where suitable bearing cannot be obtained. Support pipe, laid proximate to building walls in disturbed or excavated soil, or where suitable bearing cannot be obtained, by means of wall brackets or hold-fasts secured to walls in an approved manner.

3.03 UPPER HANGER ATTACHMENTS

A. General: 1. Secure upper hanger attachments to overhead structural steel, steel bar joists, or

other suitable structural members. 2. Do not attach hangers to steel decks that are not to receive concrete fill. 3. Do not attach hangers to precast concrete plank decks less than 2-3/4 inches

thick. 4. Do not use flat bars or bent rods as upper hanger attachments.

B. Attachment to Steel Frame Construction: Provide intermediate structural steel members

where required by pipe support spacing. Select steel members for use as intermediate supports based on a minimum safety factor of 5.

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1. Do not use drive-on beam clamps. 2. Do not support piping over 4-inches in size from steel bar joists. Secure upper

hanger attachments to steel bar joists at panel points of joists. 3. Do not drill holes in main structural steel members. 4. Beam clamps, with tie rods as specified, may be used as upper hanger

attachments for the support of piping, subject to clamp manufacturer’s recommended limits.

C. Attachment to Concrete Filled Steel Decks:

1. New Construction: Install metal deck ceiling bolts. 2. Existing Construction: Install welding studs (except at roof decks). Do not

support a load in excess of 250 lbs from any single welded stud. 3. Do not attach hangers to decks less than 2-1/2 inches thick.

D. Attachment to Cast-In-Place Concrete: Secure to overhead construction by means of

cast-in-place concrete inserts.

E. Attachment to Existing Cast-In-Place Concrete: 1. For piping up to a maximum of 4-inches in size, secure hangers to overhead

construction with self-drilling type expansion shields and machine bolts. 2. Secure hangers to wall or floor construction with single unit expansion shields or

self-drilling type expansion shields and machine bolts. 3.04 ANCHORS, RESTRAINTS, RIGID SUPPORTS, STAYS, AND SWAY BRACES

A. Install pipe anchors, restraints and sway braces, at locations noted on the Drawings. Design anchors so as to permit piping to expand and contract freely in opposite directions, away from anchor points. Install anchors independent of all hangers and supports, and in a manner that will not affect the structural integrity of the building.

B. Cast Iron Soil Piping Systems:

1. Where piping is suspended on centers in excess of 18-inches by means of non-rigid hangers, provide sway braces, of design, number and location in accordance with the Cast Iron Soil Pipe Institute’s Cast Iron Soil Pipe and Fittings Handbook to prevent horizontal pipe movement.

2. Additionally, brace piping 5-inches and larger to prevent horizontal movement and/or joint separation. Provide braces, blocks, rodding or other suitable method at each branch opening, or change of direction in accordance with the Cast Iron Soil Pipe Institute’s Cast Iron Soil Pipe and Fittings Handbook to prevent horizontal pipe movement.

3.05 COMBINATION CLEVIS HANGER, PIPE INSULATION SHIELD AND VAPOR

BARRIER JACKETED HIGH DENSITY INSULATING SADDLES

A. Install a combination clevis hanger, pipe insulation shield and vapor barrier jacketed high density insulating saddles, at all points of support for piping or tubing to be insulated for cold service. Furnish companion high density vapor barrier jacketed saddle pieces, of the same material, thickness and length, for installation over the top 180 degree surface of pipe or tubing, at each point of support where an insulated clevis hanger is utilized.

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3.06 PIPE INSULATION SHIELDS

A. Unless otherwise specified, install a pipe insulation shield, at all points of support. Center shields on all hangers and supports outside of high density insulation insert, and install in such a manner so as not to cut, or puncture jacket.

3.07 PIPE COVERING PROTECTION SADDLES

A. Install pipe covering protection saddles at all points of support, for steel piping 6-inches in size and larger, insulated with hot service insulation. Weld saddles to piping to insure movement with pipe.

END OF SECTION

220549 - 1 Project No. 44332-C

SECTION 220549

CONCRETE PADS FOR EQUIPMENT PART 1 GENERAL 1.01 RELATED WORK SPECIFIED ELSEWHERE

A. Pumps: Section 221123. 1.02 REFERENCES

A. Except as shown or specified otherwise, the Work of this Section shall conform to the requirements of Specifications for Structural Concrete for Buildings ACI 301-99 of the American Concrete Institute.

1.03 SUBMITTALS

A. Submittals Package: Submit product data for design mix and materials for concrete specified below at the same time as a package.

B. Shop Drawings: Placing drawings for bar reinforcement.

C. Product Data:

1. Concrete design mix with name and location of batching plant. 2. Portland Cement: Brand and manufacturer's name. 3. Fly Ash: Name and location of source, and DOT test numbers. 4. Air-Entraining Admixture: Brand and manufacturer's name. 5. Aggregates: Name and location of source, and NYS test numbers. 6. Bonding Agent (Adhesive): Brand and manufacturer's name, and preparation

and application instructions.

D. Quality Control Submittals: 1. Certificates: Bar reinforcement manufacturer's certification that bar material

conforms with ASTM A 615 and specified grade. 1.04 STORAGE

A. Store materials as required to insure the preservation of their quality and fitness for the Work.

PART 2 PRODUCTS 2.01 MATERIALS

A. Anchor Bolts: Standard bolts, ASTM A 307, with lock washers and nuts.

B. Steel Plates: ASTM A 36.

220549 - 2 Project No. 44332-C

C. Sleeves: Steel Pipe, Schedule 40, black, ASTM A 53.

D. Steel Shims and Fillers: ASTM A 569.

E. Reinforcement: Furnish the following unless otherwise indicated on the Drawings:

1. Fabric Reinforcement: ASTM A 185 welded wire fabric, 6 x 6 - W2.9 x W2.9 fabricated into flat sheets unless otherwise indicated.

2. Bar Reinforcement: ASTM A 615, Grade 60, deformed. 3. Metal Bar Supports: Galvanized or AISI Type 430 stainless steel, and without

plastic tips. 4. Tie Wire: Black annealed wire, 16 gage minimum.

F. Fly Ash: ASTM C 618, including Table 1A (except for footnote A), Class F except that

loss on ignition shall not exceed 4.0 percent.

G. Bonding Agent (Adhesive): Epoxy-resin-base bonding system, Type II, complying with ASTM C 881. Grade and class as required by conditions of use.

H. Cement Grout: Portland cement and clean natural sand mixed at a ratio of 1.0 part

cement to 3.0 parts sand, with only the minimum amount of water required for placement and hydration.

I. Dowels: ASTM A 36 steel bars 1/2 inch in diameter by 5-inches long, unless otherwise

indicated on the Drawings. 2.02 PROPORTIONING OF CONCRETE MIXES

A. Compressive Strength: Minimum 4,000 psi.

B. Weight: Normal.

C. Durability: Concrete shall be air-entrained. Design air content shall be 6 percent by volume, with an allowable tolerance of plus or minus 1.5 percent for total air content. Entrained air shall be provided by use of an approved air-entraining admixture. Air-entrained cement shall not be used.

D. Slump: Between 2-inches and 4-inches.

E. Admixtures: Do not use admixtures in concrete unless specified or approved in writing

by the Director.

F. Selection of Proportions: Concrete proportions shall be established on the basis of previous field experience or laboratory trial batches, unless otherwise approved in writing by the Director. Proportion mix with a minimum cement content of 611 pounds per cubic yard for 4,000 psi concrete. 1. Optional Material: Fly ash may be substituted for (Portland) cement in normal

weight concrete up to a maximum of 15 percent by weight of the required minimum (Portland) cement. If fly ash is incorporated in a concrete design mix,

220549 - 3 Project No. 44332-C

make necessary adjustments to the design mix to compensate for the use of fly ash as a partial replacement for (Portland) cement. a. Adjustments shall include the required increase in air-entraining

admixture to provide the specified air content. 2.03 FABRICATION OF ANCHOR BOLT ASSEMBLIES

A. Bolts: Diameter 1/8 inch less than the bolt holes in the equipment supports and length equal to the depth of the pad minus 1-inch plus the additional length required to provide full thread through nuts after shims, equipment, and washers are in place.

B. Sleeves: Diameter 1/2 inch larger than the bolt diameter and length as required to extend

from the head of the bolt to the top of the pad.

C. Plates: 3 x 3 x 1/4 inch steel plate.

D. Weld a plate to the head end of a bolt. Center the bolt in a sleeve and tack-weld the sleeve to the plate.

PART 3 EXECUTION 3.01 EXAMINATION AND PREPARATION

A. Concrete materials, reinforcement, forms, and earth which will be in contact with fresh concrete shall be free from frost at the time of concrete placement.

3.02 BONDING TO EXISTING CONCRETE SLABS

A. Where more than one (1) pad is required for a single piece of equipment, install two (2) dowels in existing slab for each pad. Drill existing slab as required to install dowels 3-inches into the existing concrete. Grout dowels in the drilled holes.

B. Prior to placing concrete, thoroughly roughen and clean existing concrete slab. Saturate

existing concrete surface with clean water. Immediately prior to depositing concrete for pad, apply a coat of cement grout over the existing damp concrete or allow existing concrete to dry and apply bonding agent (adhesive) over the existing concrete in accordance with manufacturer's printed instructions.

3.03 INSTALLING ANCHOR BOLTS AND SLEEVES

A. Install anchor bolts (with sleeves) for all bolt holes in equipment supports.

B. Accurately position and securely support anchor bolts and sleeves prior to placing concrete. Support head of bolt 1-inch above bottom of pad. Temporarily close open end of sleeves to prevent entry of concrete.

C. Grout anchor bolts in sleeves with cement grout or approved shrink-resistant grout after

final positioning.

220549 - 4 Project No. 44332-C

3.04 REINFORCING

A. Except where other reinforcement is shown on the Drawings, install welded wire fabric at mid-depth of each pad, extending to 1 inch from perimeter of pad.

3.05 FINISHES

A. Formed Surfaces: Provide a smooth rubbed finish, with rounded or chamfered external corners, on all concrete surfaces exposed to view.

B. Unformed Surfaces: Provide a troweled finish on top surface of pads.

END OF SECTION

220553- 1 Project No. 44332-C

SECTION 220553

PIPE IDENTIFICATION PART 1 GENERAL 1.01 REFERENCES

A. ANSI A13.1 – Scheme for Identification of Piping Systems. 1.02 SCOPE

A. Provide pipe identification for all piping systems located in the Chemical Feed Building. 1.03 SUBMITTALS

A. Product Data: Catalog sheets, specifications and installation instructions for each item specified.

PART 2 PRODUCTS 2.01 ACCEPTABLE MANUFACTURERS

A. W.H. Brady Co., Milwaukee, WI.

B. Emed Co., Buffalo, NY.

C. Panduit Corp., Tinley Park, IL.

D. Seton Nameplate Corp., New Haven, CT. 2.02 PIPE MARKERS AND ACCESSORIES

A. Snap-on Marker: One piece wrap around type constructed of pre-coiled acrylic plastic with clear polyester coating, integral flow arrows, legend printed in alternating directions, 3/4 inch adhesive strip on inside edge, and 360 degree visibility.

B. Strap-On Marker: Strip type constructed of pre-coiled acrylic plastic with clear polyester

coating, integral flow arrows, legend printed in alternating directions, factory applied grommets, and pair of stainless steel spring fasteners.

C. Stick-On Marker: Pressure sensitive adhesive backed type constructed of vinyl with clear

polyester coating, and integral flow arrows for applications where flow arrow banding tape is not being used.

220553- 2 Project No. 44332-C

D. Pipe Marker Legend and Color Field Sizes:

OUTSIDE DIAMETER OF PIPE OR INSULATION

(Inches)

LETTER SIZE (Inches)

LENGTH OF COLOR FIELD (Inches)

3/4 to 1-1/4 1/2 8 1-1/2 to 2 3/4 8 2-1/2 to 6 1-1/4 12

8 to 10 2-1/2 24 Over 10 3-1/2 32

E. Banding Tapes: Pressure sensitive adhesive backed type constructed of vinyl with clear

polyester coating. 1. Plain Tape: Unprinted type; color to match pipe marker background. 2. Flow Arrow Tape: Printed type with integral flow arrows; color to match pipe

marker background.

F. Pipe Size Labels: Pressure sensitive adhesive backed type constructed of vinyl with clear polyester coating, vertical reading pipe size in inches, and legend size matching adjacent pipe marker.

2.03 PIPE SERVICE IDENTIFICATION TAGS

A. Type: No. 19 B&S gage brass, with 1/4 inch high pipe service abbreviated legend on one (1) line, over 1/2 inch high pipe size legend in inches, both deep stamped and black filled; and 3/16 inch top hole for fastener.

B. Size: 2-inch square tag.

C. Fasteners: Brass “S” hook or brass jack chain of size as required for pipe to which tag is

attached. PART 3 EXECUTION 3.01 PREPARATION

A. Complete testing, insulation and finish painting work prior to completing the Work of this Section.

B. Clean pipe surfaces with cleaning solvents prior to installing piping identification.

C. Remove dust from insulation surfaces with clean cloths prior to installing piping

identification.

220553- 3 Project No. 44332-C

3.02 INSTALLATION

A. Install the Work of this Section in accordance with the manufacturer’s printed installation instructions, unless otherwise specified.

B. Stick-On Pipe Markers:

1. Install minimum of two (2) markers at each specified location, 90 degrees apart on visible side of pipe.

2. Encircle ends of pipe markers around pipe or insulation with banding tape with 1-inch lap. Use plain banding tape on markers with integral flow arrows, and flow arrow banding tape on markers without integral flow arrows.

C. Pipe Size Labels: Install labels adjacent to each pipe marker and upstream from flow

arrow. Install a minimum of two (2) pipe size labels at each specified location, 90 degrees apart on visible side of pipe.

D. Pipe Service Identification Tags: Attach tags to piping being identified with “S” hooks

or jack chains. 3.03 PIPING IDENTIFICATION SCHEDULE

A. Piping Identification Types: 1. Piping or Insulation under 3/4 inch od: Pipe identification tags. 2. Piping or Insulation 3/4 inch to 5-7/8 inch od: Snap-on marker or stick-on

marker. 3. Piping or Insulation 6-inch od and Larger: Strap-on marker or stick-on marker.

B. Identify exposed piping, bare or insulated, as to content, size of pipe, and direction of

flow, with the following exceptions: 1. Piping in non-walk-in tunnels or underground conduits between manholes. 2. Piping in furred spaces or suspended ceilings, except at valve access panels

where valves and piping shall be identified as specified for exposed piping systems.

3. Piping in finished spaces such as offices, class rooms, wards, toilet rooms, shower rooms, and spaces as specified.

C. Locate piping identification to be visible from exposed points of observation.

1. Locate piping identification at valve locations; at points where piping enters and leaves a partition, wall, floor or ceiling, and at intervals of 20-feet on straight runs.

2. Where two (2) or more pipes run in parallel, place printed legend and other markers in same relative location.

END OF SECTION

220576- 1 Project No. 44332-C

SECTION 220576

DRAINAGE ACCESSORIES PART 1 GENERAL 1.01 REFERENCES

A. Comply with the applicable requirements of ASME A112.36.2M – Cleanouts, and ASME A112.1.2 – Drainage Funnels and Air Gaps.

1.02 SUBMITTALS

A. Product Data: Catalog sheets, specifications, and installation instructions for each item specified except fasteners.

1.03 MAINTENANCE

A. Special Tools: Deliver the following to the Director’s Representative: 1. Tools for Vandal Resistant Fasteners: One (1) for each type and size. 2. T-Handle Wrench for Cleanout Plugs: One (1) for each type and size.

PART 2 PRODUCTS 2.01 CLEANOUT PLUG

A. Cast brass or bronze, with threaded end, and raised or countersunk head. 1. Tapped head for attachment of cleanout wall or deck plate covers where required.

B. Anti-Seize Lubricant: Never-Seez by Bostik Chemical Group, Broadview, IL; Molycote

1000 by Dow Corning Corp, Midland, MI; Anti-Seize Lubricant by Loctite Corp, Newington, CT.

2.02 CLEANOUT

A. Threaded pipe fitting or cast iron ferrule with gas tight cleanout plug. 2.03 CLEANOUT DECK PLATE

A. Heavy duty floor cleanout fitting with PVC body; round, scoriated top secured to cleanout plug with stainless steel vandal resistant fastener; threaded height adjustment, PVC head, gas tight cleanout plug, and connection to match piping option selected.

2.04 HOUSE TRAP

A. PVC soil pipe running trap with bell and spigot ends and two (2) cleanout hubs. 2.05 FRESH AIR INLET

220576- 2 Project No. 44332-C

A. Pipe Materials: Same as drainage system at point of connection.

B. Free Area: At least equal to cross sectional area of pipe to which connection made.

C. Attachment to Piping:

1. Threaded Piping: Use threaded end cap. 2. Non Threaded Piping: Use pipe locking device and vandal resistant fastener.

D. Mushroom Cap: PVC, secured with vandal resistant fasteners.

2.06 AIR GAP FITTING

A. PVC body with air gaps, threaded inlet, and outlet connection to match piping option selected.

2.07 INDIRECT WASTE FUNNEL

A. Combination Funnel Drain and P Trap: PVC construction. 1. Funnel: 4-inch top dia., 4-inches deep, with threaded outlet. 2. P Trap: Bottom cleanout, threaded inlet, and outlet connection to match piping

option selected. 2.08 FASTENERS

A. Corrosion Resistant Fasteners: PVC or Type 316 stainless steel.

B. Vandal Resistant Fasteners: Torx head with center pin. PART 3 EXECUTION 3.01 INSTALLATION

A. Install the Work of this section in accordance with the manufacturer’s printed installation instructions, unless otherwise specified.

B. Cleanout Plug: Lubricate threads with anti-seize lubricant before final installation.

C. Fresh Air Inlets:

1. Free Standing Type: a. Set vertical portion in bed of concrete for stability. b. Installation Height: Minimum 18-inches above finished grade. c. Paint mushroom cap and pipe exposed above grade level.

2. Wall Type: a. Installation Height: Minimum 18-inches above finished grade.

220576- 3 Project No. 44332-C

D. Secure external components in place with vandal resistant fasteners or devices which cannot be removed without special tools.

END OF SECTION

220577-1 Project No. 44332-C

SECTION 220577

FLOOR AND AREA DRAINS PART 1 GENERAL 1.01 REFERENCES

A. Unless otherwise specified, the Work of this section shall meet the applicable requirements of FS WW-P-541 - Plumbing Fixtures, and ASME A112.21.1M – Floor Drains.

1.02 SUBMITTALS

A. Product Data: Catalog sheets, specifications, and installation instructions for each type drain specified.

1.03 MAINTENANCE

A. Special Tools: Deliver to the Director’s Representative. 1. Tools for Vandal Resistant Fasteners: One (1) for each type and size.

PART 2 PRODUCTS 2.01 TYPE A FLOOR DRAIN

A. Drain Body: PVC, two-piece body with reversible flashing clamp, minimum 11-inch diameter drainage flange, corrosion resistant bolts, weep holes, bottom outlet, and connection to match piping option selected.

B. Strainer Head: Round, minimum 8-1//2-inch diameter, PVC with threaded shank for

height adjustment.

C. Strainer Grate: PVC; secured with stainless steel vandal-resistant fasteners.

D. Acceptable Drain Series: Plastic Oddities, Inc. Series PSD-962; Watts FD-660; or equal. 2.02 FASTENERS

A. Corrosion-Resistant Fasteners: Brass, bronze, or Type 302 or 304 or stainless steel bolts.

B. Vandal-Resistant Fasteners: Torx head with center pin. 2.03 FREE AREA OF GRATE

A. Minimum strainer grate free area listed below for each connecting pipe size:

220577-2 Project No. 44332-C

CONNECTING PIPE SIZE

(Inches Nominal)

INTERIOR DRAINS FREE AREA

(Square Inches)

EXTERIOR DRAINS FREE AREA

(Square Inches) 1-1/2 3.06 4.08

2 4.71 6.28 3 10.59 14.12 4 18.90 25.20 5 29.40 39.20 6 42.45 56.60 8 75.38 100.50

PART 3 EXECUTION 3.01 INSTALLATION

A. Install the Work of this section in accordance with the manufacturer’s printed installation instructions, unless otherwise specified.

B. Protect weep holes from plugging during installation. Rod out weep holes after

installation to remove obstructions.

C. Set drainage flange flush with top of structural floor slab, or at elevation otherwise indicated.

D. After membrane waterproofing installed and cured, secure clamping ring.

E. Adjust strainer head to height indicated. If height not indicated, set at 1/2 inch below

finished floor elevation.

F. Secure external components in place with vandal resistant fasteners or devices which cannot be removed without special tools.

END OF SECTION

220700 - 1 Project No. 44332-C

SECTION 220700

PIPING INSULATION PART 1 GENERAL 1.01 RELATED WORK SPECIFIED ELSEWHERE

A. Painting Water Treatment Plant: Section 099703.

B. Pipe Hangers and Supports: Section 220529. 1.02 SCOPE

A. The Contractor shall furnish all labor, materials, and equipment, complete, required to insulate above and below grade piping as identified in this section and/or on the Drawings.

1.03 ABBREVIATIONS

A. FS: Federal Specification.

B. K: Thermal Conductivity, i.e., maximum Btu per inch thickness per hour per square foot.

C. pcf: Pounds per cubic foot.

D. PVC: Polyvinylchloride. 1.04 SUBMITTALS

A. Product Data: Manufacturer’s catalog sheets, specifications and installation instructions for the following: 1. Insulation Materials. 2. Jacket Materials.

B. Quality Control Submittals:

1. Installers Qualification Data: a. Name of each person who will be performing the Work, and their

employer’s name, business address and telephone number. b. Furnish names and addresses of the required number of similar projects

that each person has worked on which meet the qualifications. 1.05 QUALITY ASSURANCE

A. Qualifications: The persons installing the Work of this Section and their Supervisor shall be personally experienced in mechanical insulation work and shall have been regularly employed by a company installing mechanical insulation for a minimum of 5 years.

B. Regulatory Requirements:

220700 - 2 Project No. 44332-C

1. Insulation installed inside buildings, including laminated jackets, mastics, sealants and adhesives shall have a Fire Spread/Smoke Developed Rating of 25/50 or less based on ASTM E 84.

PART 2 PRODUCTS 2.01 PIPING INSULATION

A. Fibrous Glass (Mineral Fiber) Insulation: Composed principally of fibers manufactured from rock, slag, or glass, with or without binders, and asbestos free. 1. Preformed Pipe Insulation: Minimum density 3 pcf; ASTM C 547:

a. Class 1 (Suitable for Temperatures Up to 450 degrees F): K of 0.26 at 75 degrees F.

2. Premolded Fitting Insulation: Minimum density 4.0 pcf, K of 0.26 at 75 degrees F; ASTM C 547, Class 1.

3. Insulation Inserts for PVC Fitting Jackets: Minimum density 1.5 pcf, K of 0.28 at 75 degrees F; ASTM C 553, Type III. a. Suitable for temperatures up to 450 degrees F.

B. High Density Jacketed Insulation Inserts for Hangers and Supports:

1. For Use with Fibrous Glass Insulation: a. Cold Service Piping:

1) Polyurethane Foam: Minimum density 4 pcf, K of 0.13 at 75 degrees F, minimum compressive strength of 125 psi.

b. Hot Service Piping: 1) Calcium Silicate: Minimum density 15 pcf, K of 0.50 at 300

degrees F; ASTM C 533. 2) Perlite: Minimum density 12 pcf, K of 0.60 at 300 degrees F;

ASTM C 610.

C. Cements: 1. Fibrous Glass Thermal Insulating Cement: Asbestos free; ASTM C195.

2.02 INSULATION JACKETS

A. Laminated Vapor Barrier Jackets for Piping: Factory applied by insulation manufacturer, conforming to ASTM C 1136, Type I. 1. Reinforced white kraft and aluminum foil laminate with kraft facing out.

a. Pipe Jackets: Furnished with integral 1-1/2 inch self sealing longitudinal lap, and separate 3 inch wide adhesive backed butt strips.

2. Laminated vapor barrier jackets are not required for flexible elastomeric foam insulation.

B. Premolded PVC Fitting Jackets:

1. Constructed of high impact, UV resistant PVC. a. ASTM D 1784, Class 14253-C.

C. Metal Jacketing:

220700 - 3 Project No. 44332-C

1. Aluminum: ASTM B 209, Alloys 1100, 30003, 3105 or 5005, Temper H14, 0.016 inch thick. a. Factory Pre-formed Sectional Pipe Jacketing:

1) Smooth outer finish with integral bonded laminated polyethylene film – kraft paper moisture barrier underside.

2) Pittsburgh or modified Pittsburgh longitudinal lock seams. 3) 2-inch overlapping circumferential joints with integral locking

clips, or butt joints sealed with 2-inch wide mastic backed aluminum snap bands.

b. Fastening Devices: 1) Strapping: Type 18-8 stainless steel, 0.020 inch thick, 1/2 and

3/4 inch wide as specified. 2) Wing Seals: Type 18-8 stainless steel, 0.032 inch thick. 3) Sheet Metal Screws: Panhead, Type A, hardened aluminum, and

stainless steel. 2. Circumferentially Corrugated Aluminum Jacketing: Childer’s Corrolon.

a. Construction: 3/16 inch circumferentially corrugated embossed aluminum, ASTM B 209, Types 1100, 3003, 3105, or 505, H-14 temper, 0.016 inch thick.

b. Moisture Barrier: Integrally bonded to jacket over entire surface in contact with insulation.

c. Fastening Devices: 1) Strapping: 0.020 inch thick by 1/2 inch wide, Type 3003, 3105,

5005, H-14 temper. 2) Wing Seals: 0.032 inch thick Type 5005, H-14 temper

aluminum. 2.03 ADHESIVES, MASTICS, AND SEALERS

A. Vapor Lap Seal Adhesive (Fibrous Glass Insulation): Childers’ CP-82, Epolux’s Cadoprene 400, Foster’s 85-60 or 85-20.

B. Vapor Barrier Mastic (Fibrous Glass Insulation): Permeance shall be .03 perms or less at

45 mils dry per ASTM E 96. Childers’ CP-34, Epolux’s Cadalar 670, Foster’s 30-65.

C. Sealant (Metal Pipe Jacket): Non hardening elastomeric sealants. Foster Elastolar 95-44, Childers Chil Byl CP-76, Pittsburgh Corning 727.

2.04 MISCELLANEOUS MATERIALS

A. Pressure Sensitive Tape for Sealing Laminated Jackets: 1. Acceptable Manufacturers: Alpha Associates, Ideal Tape, Morgan Adhesive. 2. Type: Same construction as jacket.

220700 - 4 Project No. 44332-C

PART 3 EXECUTION 3.01 PREPARATION

A. Perform the following before starting insulation Work: 1. Install hangers, supports, and appurtenances in their permanent locations. 2. Complete testing of piping. 3. Clean and dry surfaces to be insulated.

3.02 INSTALLATION, GENERAL

A. Install the Work of this Section in accordance with the manufacturer’s printed installation instructions unless otherwise specified.

B. Do not intermix different insulation materials on individual runs of piping.

3.03 INSTALLATION AT HANGERS AND SUPPORTS

A. Reset and realign hangers and supports if they are displaced while installing insulation.

B. Install high density jacketed insulation inserts at hangers and supports for insulated piping.

C. Insulation Inserts For Use with Fibrous Glass Insulation:

1. Where clevis hangers are used, install insulation shields and high density jacketed insulation inserts between shield and pipe. a. Where insulation is subject to compression at points over 180 degrees

apart, e.g. riser clamps, U-bolts, trapezes, etc.; fully encircle pipe with two (2) protection shields and two (2) high density jacketed fibrous glass insulation inserts within supporting members. 1) Exception: Locations where pipe covering protection saddles are

specified for hot service piping, 6-inches and larger. 3.04 INSTALLATION OF FIBROUS GLASS COLD SERVICE INSULATION

A. Install insulation materials with a field or factory applied ASTM C 1136 Type I laminated vapor barrier jacket, unless otherwise specified.

B. Piping:

1. Butt insulation joints together, continuously seal minimum 1-1/2 inch wide self-sealing longitudinal jacket laps and 3-inch wide butt adhesive backed strips. a. Substitution: 3-inch wide pressure sensitive sealing tape, of same

material as jacket, may be used in lieu of butt strips. 2. Bed insulation in a 2-inch wide band of vapor barrier mastic, and vapor seal

exposed ends of insulation with vapor barrier mastic at each butt joint between pipe insulation and equipment, fittings or flanges at the following intervals: a. Horizontal Pipe Runs: 21 ft. b. Vertical Pipe Runs: 9 ft.

220700 - 5 Project No. 44332-C

C. Fittings, Valves, Flanges, and Irregular Surfaces: 1. Insulate with mitre cut or premolded fitting insulation of same material and

thickness as pipe insulation. 2. Butt insulation against pipe insulation and bond with joint sealer. 3. Insulate valves up to and including bonnets, without interfering with packing

nuts. 4. Exceptions:

a. Valves, fittings, and flanges may be insulated with premolded PVC fitting jackets, with fibrous glass insulation inserts. 1) Additional insulation inserts are required for services with

operating temperatures under 45 degrees F or where insulation thickness exceeds 1-1/2 inches. The surface temperature of PVC fitting jacket must not go below 45 degrees F.

3.05 INSTALLATION OF FIBROUS GLASS HOT SERVICE INSULATION

A. Install insulation materials with field or factory applied ASTM C 1136 Type I laminated vapor barrier jacket unless otherwise specified.

B. Piping:

1. Butt insulation joints together, continuously seal minimum 1-1/2 inch wide self-sealing longitudinal jacket laps and 3-inch wide adhesive backed butt strips. a. Substitution: 3-inch wide pressure sensitive sealing tape, of same

material as the jacket, may be used in lieu of butt strips.

C. Fittings, Valves, Flanges, and Irregular Surfaces: 1. Insulate with mitre cut or premolded fitting insulation of same material and

thickness as insulation. 2. Insulate valves up to and including bonnets, without interfering with packing

nuts. 3. Exceptions:

a. Valves, fittings, and flanges may be insulated with premolded PVC fitting jackets, with fibrous glass insulation inserts. 1) Additional insulation inserts are required for services with

operating temperatures over 250 degrees F or where insulation thickness exceeds 1-1/2 inches. The surface temperature of PVC fitting jacket must not exceed 150 degrees F.

3.06 FIELD QUALITY CONTROL

A. Field Samples: The Director’s Representative, may at his discretion, take field samples of installed insulation for the purpose of checking materials and application. Reinsulate sample cut areas.

3.07 PIPING INSULATION SCHEDULE

A. Insulate all cold service and hot service piping, and appurtenances except where otherwise specified.

220700 - 6 Project No. 44332-C

B. Schedule of Items Not to be Insulated: 1. Chrome plated piping, unless otherwise specified. 2. Exposed piping in finished spaces, serving one (1) fixture, or piece of equipment,

and which connection from the main, branch, or riser, is 24-inches or less in length.

3. Water heater blow-off piping. 4. Air vents, pressure reducing valves, pilot lines, safety valves, relief valves. 5. Water meters. 6. Piping buried in the ground, unless otherwise specified herein. 7. Items installed by others, unless otherwise specified herein. 8. Sanitary drainage piping, unless otherwise specified herein. 9. Hot service piping 81 degrees F to 104 degrees F. 10. Flanges and unions in Type E and F service piping systems. 11. Sprinkler and standpipe piping, unless otherwise specified.

3.08 COLD SERVICE INSULATION MATERIAL SCHEDULE

TYPE SERVICE AND

TEMPERATURES INSULATION MATERIAL

PIPE SIZES

(INCHES)

MINIMUM (NOMINAL)

INSULATION THICKNESS

(INCHES)

Existing elevated tank riser pipe associated with new

water meter

Fibrous Glass with aluminum jacket – match

existing Over 1-1/2 1-1/2

D Domestic cold water, and

as specified. 33 F to 80 F.

Fibrous Glass with factory applied laminated vapor barrier jacket and PVC

Jacket

All Sizes 1/2

D

Exposed chemical piping in non-heated spaces, and as

specified. 33 F to 80 F.

Fibrous Glass with factory applied laminated vapor barrier jacket and PVC

Jacket

All Sizes 1/2

3.09 HOT SERVICE INSULATION MATERIAL SCHEDULE

SERVICE AND

TEMPERATURES INSULATION MATERIAL

PIPE SIZES

(INCHES)

MINIMUM (NOMINAL)

INSULATION THICKNESS

(INCHES)

E Domestic Hot Water

105 F to140 F.

Fibrous Glass with factory applied laminated vapor barrier jacket and PVC

Jacket

1-1/2 & Less

Over 1-1/2

1

2

220700 - 7 Project No. 44332-C

SERVICE AND

TEMPERATURES INSULATION MATERIAL

PIPE SIZES

(INCHES)

MINIMUM (NOMINAL)

INSULATION THICKNESS

(INCHES)

F Domestic Hot Water

141 F to 250 F.

Fibrous Glass with factory applied laminated vapor barrier jacket and PVC

Jacket

6 & Less

8 & Up

2

2-1/2

END OF SECTION

220800 - 1 Project No. 44332-C

SECTION 220800

CLEANING AND TESTING PART 1 GENERAL 1.01 RELATED WORK SPECIFIED ELSEWHERE

A. Water Tank Painting: Section 099701

B. Testing Fire Standpipe System: NFPA-14. 1.02 SUBMITTALS

A. Quality Control Submittals 1. Test Reports (Field Tests): Submit data for each system tested, and/or

disinfected; include date performed, description, and test results for each system. 1.03 QUALITY ASSURANCE

A. Regulatory Requirements: 1. Perform factory testing of factory fabricated equipment in complete accordance

with the agencies having jurisdiction. 2. Perform field testing of piping systems in complete accordance with the local

utilities and other agencies having jurisdiction and as specified. 1.04 PROJECT CONDITIONS

A. Protection: During test Work, protect controls, gages and accessories which are not designed to withstand test pressures. Do not utilize permanently installed gages for field testing of systems.

1.05 SEQUENCING AND SCHEDULING

A. Transmit written notification of proposed date and time of operational tests to the Director’s Representative at least 5 days in advance of such tests.

B. Perform cleaning and testing Work in the presence of the Director’s Representative.

C. Pressure test piping systems inside buildings, at the roughing-in stage of installation,

before piping is enclosed by construction Work, and at other times as directed. Perform test operations in sections as required and directed, to progress the Work in a satisfactory manner and not delay the general construction of the building. Valve or cap-off sections of piping to be tested, utilizing valves required to be installed in the permanent piping systems, or temporary valves or caps as required to perform the Work.

220800 - 2 Project No. 44332-C

PART 2 PRODUCTS 2.01 MATERIALS

A. Test Equipment and Instruments: Type and kind as required for the particular system under test.

B. Test Media (air, vacuum, water): As specified for the particular piping or system under

test.

C. Cleaning Agent (water): As specified for the particular piping, apparatus or system being cleaned.

PART 3 EXECUTION 3.01 PRELIMINARY WORK

A. Thoroughly clean pipe and tubing prior to installation. During installation, prevent foreign matter from entering systems. Prevent if possible and remove stoppages or obstructions from piping and systems.

3.02 PRESSURE TESTS – PIPING

A. Piping shall be tight under test and shall not show loss in pressure or visible leaks, during test operations or after the minimum duration of time as specified. Remove piping which is not tight under test; remake joints and repeat test until no leaks occur.

B. Water Systems:

1. Domestic water (potable cold) inside buildings: a. Before fixtures, faucets, trim and accessories are connected, perform

hydrostatic test at 125 psig minimum for 4 hours. b. After fixtures, faucets, trim and accessories are connected, perform

hydrostatic retest at 75 psig for 4 hours.

C. Drainage, Vent, Conductor, and Roof Drain Piping (Inside Buildings): Perform tests before fixtures are installed. Test by filling the entire system with water, and allowing it to stand for 3 hours, with no noticeable loss of water. Test joints under a minimum head of 10-feet of water, except the uppermost section. Test the uppermost section to overflowing.

3.03 TESTING OF EQUIPMENT, APPARATUS AND APPURTENANCES

A. Relief Valves: Increase pressure in equipment or apparatus to relief valve setting, to test opening of valves at required relief pressures.

220800 - 3 Project No. 44332-C

3.04 DISINFECTION OF POTABLE WATER SYSTEMS

A. Disinfect potable water pipe and equipment installed in the Work of this Contract. 1. Completely fill the piping, including water storage equipment if installed, with a

water solution containing 50 mg/L available chlorine, and allow stand for 24 hours. Operate all valves during this period to assure their proper disinfection.

2. After the retention period, discharge the solution to an approved waste and flush the system thoroughly with water until substantially all traces of chlorine are removed. Drain and flush water storage equipment if installed.

B. Connect plumbing fixtures and equipment and place the system into service. Prevent

recontamination of the piping during this phase of the Work.

END OF SECTION

221100- 1 Project No. 44332-C

SECTION 221100

PLUMBING PIPING PART 1 GENERAL 1.01 RELATED WORK SPECIFIED ELSEWHERE

A. Sealants: Section 079200.

B. Painting Water Treatment Plant: 099703.

C. Valves: 220523.

D. Pipe Hangers and Supports: 220529.

E. Piping Insulation: 220700.

F. Cleaning and Testing: 220800.

G. Plastic Drain Pipe: 333104. 1.02 SCOPE

A. The Contractor shall furnish all labor, materials, and equipment, complete, required to provide piping for the project exclusive of the plastic drain pipe serving the Chemical Feed Building.

B. All chemical feed piping shall be CPVC. All potable water piping located within the

Chemical Feed Building shall be CPVC unless otherwise noted. Potable water piping located in the Pump House shall be as designated on the Drawings.

1.03 REFERENCES

A. American National Standards Institute (ANSI).

B. American Water Works Associates (AWWA).

C. American Society of Testing Materials (ASTM).

D. Ductile Iron Pipe and Gray Iron Pipe 1. Handbook of Cast Iron Pipe – Cast Iron Pipe Research Association (CIPRA):

CIPRA Standard for Flanged Pipe with Threaded Flanges. 2. ANSI A21.4/AWWA C104: Cement-Mortar Lining for Ductile Iron and Gray

Iron Pipe and Fittings for Water. 3. ANSI A21.10/AWWA C110: Ductile Iron and Gray Iron Fittings, 3-inch

through 48-inch, for Water and Other Liquids. 4. ANSI A21.15/AWWA C115: Flanged Ductile Iron and Gray Iron Pipe With

Threaded Flanges.

221100- 2 Project No. 44332-C

5. ANSI A21.50/AWWA C150: Thickness Design of Ductile Iron Pipes. 6. ANSI A21.51/AWWA C151: Ductile Iron Pipe Centrifugally Cast in Metal

Molds and Sand Lined Molds for Water and Other Liquids. 7. ASTM A126: Gray Iron Castings for Valves, Flanges, and Pipe Fittings. 8. ASTM A536: Ductile Iron Castings. 9. ANSI/AWWA C606: Grooved and Shouldered Joints.

E. Plastic Pipe and Fittings

1. ASTM D1784: Rigid Poly (Vinyl Chloride) (PVC) Compounds and Chlorinated Poly (Vinyl Chloride) (PVC) Plastic Pipe Schedule 80.

2. ASTM D1785: Poly (Vinyl Chloride) (PVC) Plastic Pipe, Schedules 40, 80, and 120.

3. ASTM D2464: Threaded Poly (Vinyl Chloride) (PVC) Plastic Pipe Fittings, Schedule 80.

4. ASTM D2467: Socket-Type Poly (Vinyl Chloride) (PVC) Plastic Pipe Fittings, Schedule 80.

5. ASTM D2564: Solvents Cements for Poly (Vinyl Chloride) (PVC) Plastic Pipe and Fittings.

6. ASTM D2672: Solvent Cement Joint Sockets or Belled PVC Pressure Pipe.

F. Copper Pipe and Fittings 1. ASTM B32: Solder Metal. 2. ASTM B88: Copper Pipe; Type L for Inside Service. 3. ASTM B584: Copper Alloy Sand Castings for General Applications. 4. ASME/ANSI B16.18: Cast Copper Alloy Solder Joint Pressure Fittings.

G. Other

1. ASTM A47: Malleable Iron Castings. 2. ASTM A338: Malleable Iron Flanges, Pipe Fittings and Valve Parts for

Railroad, Marine, and Other Heavy Duty Service at Temperatures up to 650 degrees F (345 degrees C).

3. ASTM E84/NFPA 225/UL 723: Surface Burning Characteristics of Building Materials.

1.04 SUBMITTALS

A. Product Data: 1. Catalog sheets and specifications indicating manufacturer name, type, applicable

reference standard, schedule, or class for specified pipe and fittings. 2. Material Schedule: Itemize pipe and fitting materials for each specified

application in Pipe and Fittings Schedule in Part 3 of this Section. Where optional materials are specified indicate option selected.

3. Chemical compatibility with pipe, gaskets, solvent welding components, and other parts of the piping system. This submittal is required for all chemical feed systems.

4. Certification of UV inhibitors in plastic (CPVC, PVC, etc.) for piping that will be outdoors and aboveground or inside tanks.

221100- 3 Project No. 44332-C

B. Quality Control Submittals 1. Copy of hydraulic press fitting manufacturer’s printed field inspection

procedures for hydraulic press joints in copper tubing. PART 2 PRODUCTS 2.01 COPPER AND BRASS PIPE, TUBING AND FITTINGS

A. Copper Tube, Types K, L, and M: ASTM B 88.

B. Wrot Copper Tube Fittings, Solder Joint: ASME B16.22.

C. Cast Copper Alloy Tube Fittings, Solder Joint: ASME B16.18.

D. Drainage Tube, Type DWV: ASTM B 306.

E. Wrot Copper Drainage Tube Fittings, Solder Joint: ASME B16.29.

F. Cast Copper Alloy Drainage Fittings, Solder Joint: ASME B16.23.

G. Chrome Plated Grade A Red Brass Threaded Pipe, Standard Weight: ASTM B 43. 1. Plating: 0.02 mil chromium over 0.2 mil nickel plating, high polish finish.

H. Chrome Plated Cast Brass Threaded Pipe Fittings, 125 lb Class: ASME B16.15.

1. Plating: 0.02 mil chromium over 0.2 mil nickel plating, high polish finish.

I. Unions: Cast bronze, 150 lb Class, bronze to bronze seats, threaded or solder joint.

J. Plumber’s Tube: Seamless, semi-annealed, minimum 65 percent copper, No. 18 B&S Gage.

K. Flared Tube Fittings:

1. Water Tube Type: ASME B16.26. 2. Refrigerant Tube Type: SAE J513.

L. Flanges: Conform to the Standards for fittings used in systems.

1. Brazing Flanges: ASME B16.24, hubs modified for brazing ends. 2.02 HYDRAULIC PRESS FITTINGS FOR COPPER TUBING

A. Acceptable Fittings: 1. ProPress by Viega, 301 N. Main, Wichita, KS 67202, (877) 843-4262,

www.viega.com.

B. Operating Conditions: 1. Maximum Operating Pressure: 200 psi. 2. Operating Temperature Range: 0-250 degrees F. 3. Maximum Test Pressure: 600 psi. 4. Maximum Vacuum: 29.2 inches hg @ 68 degrees F.

221100- 4 Project No. 44332-C

C. Features:

1. Fittings: Copper and copper alloy conforming to material requirements of ASME B16.18 or ASME B16.22. a. Stainless Steel Grip Ring: Adds strength to the joint without collapsing

the interior passageway 2. No flame for soldering required for installation of fittings and valves. 3. Unpressed connections identified during pressure testing when water flows past

sealing element. 4. Sealing Elements: Factory installed, EPDM. 5. Fittings that have been pressed can be rotated. If rotated more than 5 degrees, the

fitting must be repressed to restore its resistance to rotational movement. 6. Extended fitting end lead allows for twice the retention grip surface, and assists

with proper tube alignment. 7. Soldered adapter fittings are not allowed.

2.03 DUCTILE IRON PIPE AND FITTINGS

A. Buried Ductile Iron Pipe: Bitumin coated and double-cement-mortar lined; AWWA C151. 1. 3- and 4-inch Sizes: Class 51. 2. 6-inch Size and Over: Class 50. 3. Fittings: Bitumin coated and cement-mortar lined; AWWA C110.

B. Exposed Interior Ductile Iron Pipe: AWWA C151 / ANSI A21.51; minimum rater water

pressure of 150 psi and minimum Class 53. 1. Double-cement-mortar lined per ANSI/21.4/AWWA C104. 2. Factory prime coat with Polyamidoamine Epoxy Primer. 3. Fittings shall conform to ANSI A21.10/AWWA C110. 4. Joints – Fittings shall be furnished with either flanged joint or grooved end pipe

coupling joints. The type of joint shall meet the following applicable requirements: a. Flanged Joint

1) Flanges shall be screw-on type flanges and the face of the flange shall be machined after installation of the flange onto the pipe.

2) No raised surface is allowable on cast iron flanges. Flanges shall be 125-pound ASA Flanges rated for a maximum working pressure of 150 psi.

3) The fittings shall be of standard lengths given under the ANSI Specification B16.1, unless otherwise noted.

4) The pipe lengths shall be fabricated to meet the requirements of the Drawings.

b. Grooved End Pipe Joint 1) Grooved end pipe couplings shall consist of housing, gasket, and

bolts. 2) Housing shall be either malleable iron or ductile iron castings. 3) Gaskets shall be halogenated butyl, suitable for use with ductile

iron pipe, and shall be in accordance with manufacturers’ recommendations.

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4) Bolts and nuts shall be heat treated carbon steel of the oval track head design conforming to ASTM A183.

5) Couplings shall be installed in accordance with manufacturers’ recommendations.

6) Fittings shall be ductile iron or cast iron with radius cut grooved ends and shall be supplied by manufacturer of pipe couplings.

7) Groove dimensions for pipe and fittings shall be in accordance with manufacturers’ recommendations and AWWA C606 for rigid grooving dimensions.

8) Grooved end valves will not be allowed. 9) Wall, floor, and deck sleeve diameters shall remain the same as

shown on the Drawings. 10) Contractor shall have a “cut grooving tool” located on site if

grooved end pipe couplings are used in lieu of flanged joints. 11) The cut grooving tool is to be at the site during the major process

piping installation for a minimum of 24 months. 12) The tool shall be suitable for cutting and grooving steel, cast iron

and ductile iron pipe in sizes 2-inch through 10-inch diameter. 13) All groove cuts in piping and fittings shall be prime painted in

accordance with Section 099703. 5. Flanged Adapters

a. Flanged adapters supplied by the manufacturer of pipe couplings, shall be provided at a minimum, at all couplings to equipment, tanks, valves, and as otherwise shown on the Drawings.

b. Flanged adapters supplied by the manufacturer of pipe couplings shall be 125-pound ASA flanges rated for a maximum working pressure of 150 psi.

c. Flanged adapters for pumps shall be in accordance with couplings and adapters as stated hereinafter.

2.04 COUPLINGS AND FITTINGS FOR GROOVED END PIPE

A. Couplings: Grinnell Corp.’s Rigidlok Fig. 7401, or Victaulic Co.’s Style 107, having minimum pressure rating of: 1. 750 psi from 1-1/2 inch to 4 inch. 2. 700 psi for 6 inch. 3. 600 psi for 8 inch.

B. Fittings: By same manufacturer as couplings, having pressure ratings equal to or greater

than couplings. Comply with the following standards: 1. Steel: ASTM A 53 or A 106, Grade B. 2. Malleable Iron: ASTM A 47 3. Ductile Iron: ASTM A 536.

221100- 6 Project No. 44332-C

2.05 PLASTIC PIPE

A. Polyvinyl Chloride (PVC) Pipe – Less than 4-inches in diameter ASTM D1785, Type 1, Grade 1, (PVC 1120) PVC pressure pipe material conforming to ASTM D1784 Class Schedule 80, solvent cement socket weld-type joints shall be used on pipe runs and fittings to be PVC. 1. Joint sockets for belled PVC pressure pipe to conform to ASTM D2672 and

ASTM D2564 (solvent cements). 2. Socket-type fittings for Schedule 80 PVC pipe pressure pipe to conform to

ASTM D2467.

B. Chlorinated Polyvinyl Chloride (CPVC) Pipe – ASTM D784, Schedule 80, Type IV, Grade I, CPVC 4120, Class Designation 23447. 1. Joints – Sockets for belled CPVC pressure pipe shall conform to ASTM D2672,

ASTM D1784, ASTM F439. 2. Schedule 80 solvent cement socket weld-type joints shall be used on pipe runs

and fittings to be CPVC.

C. Plastic Pipe Unions – Shall be provided on PVC piping: 1. At all connections to equipment, tanks and valves; at all wall and floor

penetrations; and as otherwise shown on the Drawings. 2. All piping and fittings shall be of the same color and provided by the same

manufacturer. 3. All threaded unions on the chemical piping lines shall have splash guards. 4. For PVC pipe, splash guards shall be constructed of PVC material and shall be

installed such that any leakage is directed away from the space occupied by personnel.

5. For CPVC pipe, splash guards shall be provided at all threaded unions on chemical piping lines. Guards shall meet the following requirements: a. “See-thru” that permits easy inspection of pipe joints. b. Fabricated of TFE-coated fiberglass and clear ECTFE. c. OSHA orange border to provide high visibility. d. Overlap design to protect against frontal and lateral sprayouts. e. Also manufactured with a threaded TFE drain nipple. f. Temperature resistance up to 300 degrees F. g. Pressure resistance up to 1,000 psi. h. Chemical, corrosive, and organic solvents resistant.

2.06 JOINING AND SEALANT MATERIALS

A. Thread Sealant: 1. LA-CO Industries’, Slic-Tite Paste with Teflon. 2. Loctite Corp.’s No. 565 Thread Sealant. 3. Thread sealants for potable water shall be NSF approved.

B. Solder: Solid wire type conforming to the following:

1. Type 3: Lead-free tin-silver solder (ASTM B 32 Alloy Grade E, AC, or HB); Engelhard Corp.’s Silvabrite 100, Federated Fry Metals’ Aqua Clean, or J.W. Harris Co. Inc.’s Stay-Safe Bridgit.

221100- 7 Project No. 44332-C

C. Soldering Flux for Soldered Joints: All-State Welding Products Inc.’s Duzall, Engelhard Corp.’s General Purpose Liquid or Paste, Federated Fry Metals’ Water Flow 2000, or J.W. Harris Co. Inc.’s Stay-Clean.

D. Gaskets for Use with Ductile Iron Water Pipe: Synthetic rubber rings (molded or

tubular): Clow Corp.’s Belltite, Tyler Pipe Industries Inc.’s Ty-Seal, or U.S. Pipe and Foundry Co.’s Tyton.

E. Flange Gasket Material:

1. For Use with Cold Water: 1/16 inch thick rubber. 2. For Use with Hot Water, Air or Steam: Waterproofed non-asbestos ceramic or

mineral fiber, or a combination of metal and water-proofed non-asbestos ceramic or mineral fiber, designed for the temperatures and pressures of the piping systems in which installed.

F. Gaskets for Use with Grooved End Pipes and Fittings: Type and materials as

recommended and furnished by the fitting manufacturer, for the service of piping system in which installed.

G. Anti-Seize Lubricant: Bostik Inc.’s Never Seez or Dow Corning Corp.’s Molykote 1000.

2.07 PACKING MATERIALS FOR BUILDING CONSTRUCTION PENETRATIONS

A. Oiled Oakum: Manufactured by Nupak of New Orleans, Inc., 931 Daniel St., Kenner, LA 70062, (504)466-1484.

B. Mechanical Modular Seals: Thunderline Corp.’s Link Seal wall and floor seals designed

for the service of piping system in which installed. PART 3 EXECUTION 3.01 INSTALLATION

A. Install piping at approximate locations indicated, and at maximum height.

B. Install piping clear of door swings, and above sash heads.

C. Make allowances for expansion and contraction.

D. Allow for a minimum of 1-inch free air space around pipe or pipe covering, unless otherwise specified.

E. Install horizontal piping with a constant pitch, and without sags or humps.

1. Water Piping: Pitch 1/4 inch per 10-feet upward in direction of flow, unless otherwise noted. If it is not possible to maintain constant pitch, establish a new low point and continue. At the low point, provide a 1/2 inch drip leg and gate valve with a hose bibb end. Provide an air vent at the high point.

2. Drainage Piping: Pitch 1/4 inch per foot downward, in direction of flow, unless otherwise noted.

3. Vent Piping: Pitch 1/4 inch per foot upward, unless otherwise noted.

221100- 8 Project No. 44332-C

F. Install vertical piping plumb.

G. Use fittings for offsets and direction changes, except for Type K soft annealed copper

temper water tube.

H. Cut pipe and tubing ends square; ream before joining.

I. Threading: Use American Standard Taper Pipe Thread Dies. 1. Thread brass pipe with special brass threading dies.

3.02 DRAINAGE SYSTEMS

A. Fittings: 1. Use long turn drainage pattern fittings, unless space conditions prohibit their use;

in such cases, short turn pattern fittings may be used. 2. Vertical Offsets: Make vertical offsets with 45 degree elbows, or 1/8 bends. 3. Tucker Fittings: Tucker fittings may only be installed in vertical piping.

B. Cleanouts:

1. Install cleanouts with sufficient side and end clearance to allow for the removal of the cleanout plug, and the use of cleaning tools.

2. Lubricate cleanout plugs with anti-seize lubricant. 3.03 DOMESTIC WATER PIPING SYSTEM

A. Connect runouts to the upper quadrant of the main, and run upward at not less than 45 degrees before extending laterally.

B. Make final connections to plumbing fixtures and equipment with unions, or flanges:

1. Do not use unions in ferrous piping larger than 3-inches. 2. Do not use unions in brass or copper piping larger than 2-inches.

3.04 PIPE JOINT MAKE-UP

A. Threaded Joint: Make up joint with a pipe thread compound applied in accordance with manufacturer’s printed application instructions for the intended service.

B. Soldered Joint: Thoroughly clean tube end and inside of fitting with emery cloth, sand

cloth, or wire brush. Apply flux to the pre-cleaned surfaces. Install fitting, heat to soldering temperature, and join the metals with type solder specified. Remove residue.

C. Flanged Pipe Joint: 1. Install threaded companion flanges on steel pipe; flanges on galvanized pipe are

not required to be galvanized. 2. Provide a gasket for each joint.

a. Hot Water Pipe Gasket: Coat with a thin film of oil before making up joint.

b. Air Pipe Gasket: Coat with a thin film of oil before making up joint. 3. Coat bolt threads and nuts with anti-seize lubricant before making up joint.

221100- 9 Project No. 44332-C

D. Calked Joint: Pack hub with joint packing specified, and calk. Run 12 ounces molten lead for each inch of pipe diameter. Calk cooled lead ring and face off smoothly.

E. Rubber Ring Push-on Joint: Clean hub, bevel spigot, and make up joint with lubricated

gasket in conformance with the manufacturer’s printed installation instructions.

F. Grooved Pipe Joint: Roll groove pipe ends, make up joint with grooved end fittings and couplings, in conformance with the manufacturer’s printed installation instructions. 1. Cut grooved end piping is not acceptable.

G. Mechanical Joint: Make up joint in conformance with the manufacturer’s printed

installation instructions, with particular reference to tightening of bolts.

H. Plastic Pipe: Follow manufacturer’s printed installation instructions.

I. Dissimilar Pipe Joint: 1. Joining Bell and Spigot and Threaded Pipe: Install a half coupling on the pipe or

tube end to form a spigot, and calk into the cast iron bell. 2. Joining Dissimilar Threaded Piping: Make up connection with a threaded

coupling or with companion flanges. 3. Joining Dissimilar Non-Threaded Piping: Make up connection with adapters

recommended by the manufacturers of the piping to be joined. 3.05 PIPE AND FITTING SCHEDULE

A. Domestic Water (Chemical Feed Building) 1. 3-inch and Under: CPVC

B. Domestic Water (Above Ground):

1. 3-inch and Under: Type L hard drawn copper tube, with cast copper alloy or wrot copper solder type fittings, and joints made up with Type 3 solder, or hydraulic press joints.

2. 4-inch and Over: Class 53 Ductile Iron Pipe with flanged joints. Factory prime coated.

C. Domestic Water (Below Ground):

1. 2-1/2 inches and Under: Type K soft annealed copper tube with water tube type flared fittings.

2. 3-inches and Over: Bitumin Coated ductile iron water pipe and fittings, with mechanical or push-on joints.

D. Drainage Piping (Below Ground):

1. Per Section 333104

E. Chemical Feed Piping 1. 3-inch and Under: CPVC

END OF SECTION

221119 - 1 Project No. 44332-C

SECTION 221119

WATER SUPPLY ACCESSORIES PART 1 GENERAL 1.01 SUBMITTALS

A. Product Data: Catalog sheets, specifications, dimensional data, and installation instructions for each item specified, excluding fasteners.

1.02 RELATED WORK SPECIFIED ELSEWHERE

A. Plumbing Piping: Section 221100.

B. Valves: Section 220523.

C. Painting: Section 099703. PART 2 PRODUCTS 2.01 HYDROPNEUMATIC TANKS

A. Description: ASME replaceable bladder type pre-charged hydro-pneumatic tank for potable water applications. Designed to deliver water under pressure between pump cycles to provide sufficient flow to meet minor demands. The water is contained in a heavy-duty butyl rubber bladder.

B. Construction: Hydro-Pneumatic tanks shall be made of the following materials.

1. Shell: Carbon steel tank in accordance with the most recent addendum of Section VIII Division 1 of the ASME Boiler and Pressure Vessel Code.

2. Performance Limitations: Maximum design pressure 125 psig. Maximum design temperature 240° F.

3. System Connection: NPT Epoxy lined. 4. Bladder: Heavy duty butyl, NSF Certified/FDA Approved materials. 5. Air Valve: 0.302”-32 charging valve connection (standard shrader tire valve) to

facilitate the on-site charging of the tank to meet system requirements. Tanks are factory pre-charged to 30 psi and are field adjustable.

6. Exterior Finish: Tank shall be provided with a primer coat and factory finish and not requires field painting.

C. Manufacturer: AAtanks model FXA 1600 with 422 gallon volume, or as approved. 48-

inch diameter x 84-inches high with 3-inch flanged system connection.

221119 - 2 Project No. 44332-C

2.02 EMERGENCY FILL CONNECTION

A. Description: 4-inch diameter quick connect camlock type fittings for tanker truck hose connection to the underground water storage tank City fill line.

B. Construction:

1. Anodized aluminum cam and groove adapter fitting and dust cap. 2. 316 stainless steel chain and pull rings. 3. Working pressure up to 250 psi. 4. Female NPT thread. 5. Seal: Buna nitrile rubber.

C. Manufacturer: ProFlow Dynamic, 330 South Maple Street, Corona, CA 92880, (951)

667-7559. PART 3 EXECUTION 3.01 INSTALLATION

A. Install the Work of this section in accordance with the manufacturer’s printed installation instructions, unless otherwise specified.

B. Hydo-Pneumatic Tanks: 1. Location: As shown on plans.

3.02 FIELD QUALITY CONTROL

A. Preliminary System Test: 1. Preparation: Have the Company Field Advisor adjust the completed tank system

and then operate it long enough to assure that it is performing properly. 2. Run a preliminary test for the purpose of:

a. Determining whether the tank system is in a suitable condition to conduct an acceptance test.

b. Checking and adjusting equipment. c. Training facility personnel.

B. System Acceptance Test:

1. Preparation: Notify the Director’s Representative at least 3 working days prior to the test so arrangements can be made to have a Facility Representative witness the test.

2. Make the following tests: a. Demonstrate to the witnesses that the tank system meets the design and

performance requirements, and the equipment guarantee parameters. 3. Supply all equipment and labor necessary for system adjustment and testing.

END OF SECTION

221123 - 1 Project No. 44332-C

SECTION 221123

PUMPS PART 1 GENERAL 1.01 RELATED WORK SPECIFIED ELSEWHERE

A. Motors and Motor Controllers: Section 260221

B. Basic Electrical Materials and Methods: Section 260501.

C. Wiring for Motors and Motor Controllers: Section 260523.

D. Valves: Section 220523.

E. Concrete Pads for Equipment: Section 220549.

F. Plumbing Piping: Section 221100.

G. Water System Pump Control: Section 331201.

H. Wiring of the water pump power and controls shall be the responsibility of the Electrical Contract.

1.02 SUBMITTALS

A. Product Data: Catalog sheets and installation instructions for each type or size pump assembly.

B. Schedule: Pump schedule showing pump specifications and application.

C. Quality Control Submittals:

1. Performance curves for each pump, showing gpm, brake HP and efficiency from free delivery to shut-off. Chart curves on manufacturer’s factory tests shall be conducted in accordance with the recommended procedures of the Hydraulic Institute, and certified thereto by the manufacturer.

2. Include parallel pump curve and system curve for parallel operating pumps. Design flow does not include standby pump (if any).

D. Contract Close Out Submittals:

1. System acceptance test report. 2. Certificate: Affidavit signed by the Company Field Advisor and notarized

certifying that the system meets the contract requirements and is operating properly.

3. Operation and Maintenance Data: a. Deliver two (2) copies, covering the installed products, to the Director’s

Representative. Include: 1) Operation and maintenance data for each product.

221123 - 2 Project No. 44332-C

2) Parts lists. 3) Lubrication charts. 4) Name, address, and telephone number of nearest fully equipped

service organization. 1.03 MAINTENANCE

A. Spare Parts: Deliver one (1) spare set of mechanical seals for each size and type of pump equipped with mechanical seals, to the Director’s Representative, who will sign receipt for same. Furnish seals of type as required for the particular pump application and the chemical water treatment being utilized. Suitably box and label spare seals as to their usage.

1.04 DESCRIPTION

A. Provide a duplex variable speed (e.g. Variable Frequency Drive – VFD) pump system that will supply the low flow requirements of the existing water distribution system during off-peak demand periods. Pumps shall be configured to automatically alternate and be sequenced with the existing higher capacity pumps. Refer to Section 331201 – Water System Control - General for additional information. Pumps and motors to be provided by the Construction Contractor. VFD controllers and ancillary components are to be furnished by the Construction Contractor and installed by the Electrical Contractor.

B. Furnish new variable speed drives for the three (3) existing high capacity domestic water

pumps located in the Pump House. The existing high efficiency motors are to be re-used on Pump #1 and #2. VFD controllers and ancillary components are to be furnished by the Construction Contractor and installed by the Electrical Contractor. Refer to Section 331201 – Water System Control – General for additional information on pump settings and control system.

C. High Capacity Pump #3 shall be replaced with a new pump and motor assembly of the

same type and rated capacity as the existing unit. Construction Contractor to provide the replacement pump and motor, and electrical connections to be provided by the Electrical Contractor.

1.05 QUALITY ASSURANCE

A. Company Field Advisor: Secure the services of a Company Field Advisor for a minimum of 24 working hours for the following: 1. Render advice regarding installation and final adjustment of the system. 2. Witness final system test and then certify with an affidavit that the system is

installed in accordance with the contract documents and is operating properly. 3. Train facility personnel in operation, and routine maintenance of the new pumps.

221123 - 3 Project No. 44332-C

PART 2 PRODUCTS 2.01 PUMPS – GENERAL

A. Design pumps to operate continuously without overheating bearings or motors at every condition of operation on the pump curve, or produce noise audible outside the room or space in which installed.

B. Equip new pumps complete with electric motor and drive assembly, unless otherwise

indicated. Design pump casings for the indicated working pressure and factory test at 1-1/2 times the designed pressure.

C. New pumps of the same type shall be the product of a single manufacturer, with pump

parts of the same size and type interchangeable. 2.02 LOW FLOW WATER PUMPS

A. In-Line Pump: Vertical, non-self-priming, multi- stage, centrifugal type pump. Impellers and intermediate chambers made of stainless steel, with pump head and base of cast iron with ANSI flanged inlet and outlet connections. Power transmission via cast iron split coupling. 1. Motor Requirements (Supplementary to Section 260221):

a. Equip motor 3-phase AC motor with built-in thermal overload protection.

b. Motor shall be high efficiency type TEFC suitable for use with variable frequency drive controls, S.F. 1.15 with Class F insulation.

c. Speed: 3444 rpm d. Rated Flow: 220 gpm @ 180 ft. e. Horsepower: 15

2. Manufacturer: Grundfos model CR45-2, Patterson or as approved.

B. Design Point: Each pump shall be rated for 200 gpm at 162 feet total dynamic head

(TDH). Pump shall be capable of operating in the 50 to 200 gpm range to meet lower flow demands of the water system when the elevated tank is off-line.

2.03 EXISTING HIGH CAPACITY WATER PUMPS

A. Existing Water Pump Data: 1. Pump #1:

Crane-Deming Fig. 5062 4223 Type BF RH 6x4x9A Serial No. DC-525838 U.S. Motors Premium Efficiency motor 50 HP, 230/460V, 3550 RPM

2. Pump #2:

Crane-Deming Fig. 5062 4225 Type AI LH 6x4x9 Serial No. DC-520260

221123 - 4 Project No. 44332-C

900 GPM at 171 Ft. Siemens High Efficiency motor 60 HP, 230/460V, 3545 RPM

3. Pump #3: (To Be Replaced)

Crane-Deming Fig. 5062 4225 Type AI LH 6x4x9 Serial No. DC-529973 Toshiba Premium Efficiency motor 60 HP, 230/460V, 3550 RPM

B. General: Furnish a unit built in accordance with the Hydraulic Institute and ANSI

Standards. Pump performance and installation details as follows. 1. Fluid: Potable Water 2. Specific Gravity: 1.0 3. Viscosity: 1.105 4. Temperature: 60°F 5. U.S. GPM: 900 6. Total Head: 180 Ft. 7. Motor Voltage: 230/460V 3PH 60 Hz 8. Motor Speed: 3,600 RPM 9. Pump Efficiency: 76%

C. Pump: Furnish and install Pump #3, as shown on the plans, one new Size 6 x 4 x 9

Horizontally Split Case Double Suction Single Stage Centrifugal Pump, Deming Fig. 5060 4225 or equal. Each pump shall be capable of pumping 900 GPM when operating against a total pumping head of 180 feet of suction pressure at the temperature, specific gravity and viscosity indicated. The pump shall operate at 3,600 RPM and shall have 76 percent minimum guaranteed efficiency at the specified design point. Shut off head shall be clockwise rotation when viewed from behind the driver end.

D. Construction: The pump casing shall be extra heavy cast iron, with minimum tensile

strength of 30,000 lbs. and shall be split parallel to the shaft. Bearing housing supports, suction and discharge flanges shall be cast, bored and machined integrally with the lower half casing. Upper and lower half casing be dowelled and bolted together, removable upper and lower half casing and bearing caps must permit inspection or removal of the entire rotating assembly without disturbing the piping. Flanges shall be 125 lb. ANSI standard.

The top of the volute shall be tapped for 1/2-inch diameter air release valve piping, instead of the standard 1/4-inch connection.

The impeller shall be of one-piece cast iron enclosed, double suction type, accurately machined and balanced to minimize thrust, shall be keyed and axially adjusted on the shaft by means of threaded shaft sleeves. Shaft shall be protected by renewable 316 SS shaft sleeves that are threaded and tighten with shaft rotation and are free to expand at the stuffing box end.

Renewable cast iron wear rings shall be accurately machined and securely mounted in the pump casing. Renewable impeller wearing rings shall be of cast iron and mounted on the

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impeller at the suction inlets and held in place with set screws. Where bronze casing and impeller wear rings are furnished, they shall be of dissimilar alloy.

Rotating assembly shall be supported by heavy-duty, grease lubricated, cartridge mounted ball bearings. The outboard bearing shall be a double row bearing, locked in position by bearing lock nuts. The inboard bearing shall be a single row bearing, free to move axially in the bearing housing. Dual lip seals shall seal the bearing housings against dirt and moisture. Removable bearing caps bearing covers shall permit inspection or service of the bearings without disturbing the pump casing or piping. Bearing housings shall be designed for grease lubrication. Grease relief shall prevent over-lubrication. Stuffing boxes, seal the pump shaft, shall be located on the shaft centerline and include a minimum of five packing rings and a lantern ring in each stuffing box. Internally drilled liquid passages in the upper half casing shall provide lubrication to the packing area through the lantern ring opening. Heavy cast split glands shall be furnished on each stuffing box designed for easy removal for packing inspection and maintenance.

Heavy fabricated steel base with drip lip to mount the pump and driver shall be furnished. Flexible shaft coupling shall be furnished to connect the driver to the pump. Coupling shall be enclosed in OSHA coupling guard.

E. Motor: The motor shall be not less than 60 HP, 3,600 RPM, NEMA Design B Squirrel

cage induction type, TEFC EISA motor with a 1.15 service factor suitable for operation with a variable frequency drive controller at 230/460 volt, 3 phase, 60 hertz power supply. Motor size shall be sufficient to prevent overloading at operating conditions or at the lowest listed head conditions whichever point requires greater horsepower.

PART 3 EXECUTION 3.01 INSTALLATION

A. Install in-line low flow pumps between pipe flanges in piping systems. Install pipe supports, both sides of in-line pumps, installed in horizontal piping runs.

B. Remove and replace existing Pump #3 and motor assembly.

C. Make connections to existing suction and discharge headers using flanged ductile iron

fittings, spool pieces, and restrained sleeve type couplings.

D. Following installation, base grouting and connection of all piping, the pump and motor must be checked for alignment in accord with Hydraulic Institute standards.

3.02 FIELD QUALITY CONTROL

A. Preliminary System Test: 1. Preparation: Have the Company Field Advisor adjust the completed system and

then operate it long enough to assure that it is performing properly. 2. Run a preliminary test for the purpose of:

a. Determining whether the system is in a suitable condition to conduct an acceptance test.

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b. Checking and adjusting equipment. c. Training facility personnel.

B. System Acceptance Test:

1. Preparation: Notify the Director’s Representative at least 3 working days prior to the test so arrangements can be made to have a Facility Representative witness the test.

2. Make the following tests: a. Perform tests required by the Hydraulic Institute. b. Test each system function step by step as summarized in Section 331201.

3. Supply all equipment necessary for system adjustment and testing. 4. Submit written report of test results signed by Company Field Advisor and the

Director’s Representative. Mount a copy of the final report in a plexiglass enclosed frame assembly adjacent to the water pump control panel.

END OF SECTION

223102 - 1 Project No. 44332-C

SECTION 223102

CHLORINATING EQUIPMENT PART 1 GENERAL 1.01 RELATED WORK SPECIFIED ELSEWHERE

A. Valves: Section 220523.

B. Plumbing Piping: Section 221100.

C. Water System Control – General: Section 331201.

D. Water System Control – Integration: Section 331202.

E. Water System Control - Instruments: Section 331203. 1.02 SCOPE

A. The Contractor shall furnish and install a chlorine feed system in the base of the elevated water tank consisting of the following.

1. One sodium hypochlorite feed pump (and one spare pump)

2. One 120 gallon double contained gallon HDPE storage tanks

3. One 15 gallon PE day tank

4. One Spill Control Kit

5. One Pump Skid

B. All equipment shall be provided ready to operate, complete with all necessary

piping valves, fittings and accessories in compliance with the specifications and the Contract Drawings.

1.03 REFERENCES

A. ASTM D4097 – Standard Specification for Contact-Molded Glass-Fiber-Reinforced Thermoset Resin Corrosion-Resistant Tanks

1.04 SPARE PARTS

A. The Contractor shall provide the following spare parts: 1. One spare sodium hypochlorite feed pump, to be plumbed.

2. One sodium hypochlorite feed pump spare parts kit consisting of:

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a. One spare check valve

b. One spare diaphragm

3. 50 feet of spare CPVC tubing

1.05 SUBMITTALS

A. Shop Drawings: Show fabrication details and connections to adjacent Work.

B. Product Data: Manufacturer’s catalog sheets, specifications, and installation instructions.

C. Spare Parts: Submit to the Director’s Representative duplicate parts for all

specified spare parts.

D. Piping Layout Drawings – General Contractor shall prepare and submit detailed piping, valve, and accessory layout drawings for the chlorine feed system. Drawings shall be based on the chlorine feed schematics and piping layouts shown on the Contract Drawings. Drawings shall be prepared in AutoCAD and submitted as part of the shop drawings.

E. Warranty certificates F. Certification of Chemical Compatibility – Certify that all supplied equipment and

components are compatible with specified chemicals. PART 2 PRODUCTS 2.01 GENERAL A. Equipment and accessories in contact with chlorine shall be of CPVC, FRP or of

other approved corrosion resistant material. B. Furnish equipment suitable for operation at location or by remote control. C. Accessories: Supply necessary hoses, valves, clamps, tees, pipe, gages, straps,

and supports. 2.02 HIGH DENSITY POLYETHYLENE CHEMICAL STORAGE TANKS

A. The tank shall be constructed and dimensioned as described in this section and as shown on the Drawings and shall provide safe, sound, leak-proof storage of the specified chemicals at atmospheric pressure.

B. The chemical storage tanks provided under this section shall double-walled, UV

stabilized, cross-linked or linear, high density polyethylene construction suitable for storage of sodium hypochlorite. Tanks shall be cylindrical with secondary

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containment (external) tank sized to provide 110 percent containment and sealed to the primary tank to prevent rainwater seepage.

C. Tank shall be molded in one-piece seamless construction by rotational molding (laminated or fabricated tanks will not be accepted).

D. The tank shall be Captor Model 5980000N as manufactured by Snyder Industries, Inc. of Lincoln, NE; Model SAFE-Tank as manufactured by Poly Processing Company, of Winchester, VA; Model IMT 120 as manufactured by Assmann Corporation of America, of Garett, IN, or equal.

E. Tank shall meet the requirements of ASTM D-1998, Standard Specification for

Polyethylene Upright Storage Tanks. F. The tank shall be constructed and dimensioned as described in this section and

shall provide safe, sound, leak-proof storage of the chemicals listed below; be designed for atmospheric internal pressure; and for the chemicals and those properties listed below.

Formula NaOCl Strength 8.25 to 12.5 % NaOCl Density 10.1 lbs/gal Temp Up to 80F

G. Tank volumes and dimensions shall be as follows: Working capacity (gallons) 120 Tank Nominal Diameter (inches) 34 Straight Side Length (inches) 51” (max)

H. All tanks shall have double-wall containment systems.

I. Tanks shall be provided with a 2-inch (minimum) site glass.

J. The tank shall have a flat interior bottom and an open top with flat cover. Sidewall height and diameter of tanks shall not exceed the ability to install the tank (including top and flanged connections) in the building.

K. Vents: Each tank must be vented for the material and flow and withdrawal rates expected. Vents should comply with OSHA 1910.106(F)(iii)(2)(IV)(9). Vents shall be sized by the tank manufacturer and be furnished complete with insect screen if required (Insect screen lessens the vent capacity by 1/3).

L. Interstitial Leak Detection Unit: Each tank shall be installed with a leak detection unit to detect liquids within the interstitial space between the primary and secondary tank. The leak detection unit shall consist of a proximity sensor, a welded 2-inch fpt connection, a 2-inch bung plug with a ¾-inch strain relief, and an indicator box. The sensor shall be placed in the interstitial space between the primary and secondary tanks approximately 1 inch from the tank bottom. The Leak detection controls shall be mounted in a NEMA 4 X enclosure. The system

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shall include visual alarms. Visual indication shall be one single red flashing light located on the side of the NEMA enclosure. Leak detection sensors shall be conductance type, one sensor active the second is ground. The leak detection unit shall be equipped to accept control wiring from Radio 1.

M. Signage

1. Provide engraved laminated plastic permanently mounted signs that

include:

a. Chemical Name – Sodium Hypochlorite Tank

b. Total capacity and working capacity of the tank.

2. Letter height shall be a minimum of 2 inches.

2.03 SPILL CONTROL KIT

A. Manufacturers 1. ENPAC, Model No. 13-30-U-PI

2. DAWG, Catalog No. KIT505

3. Or equal.

2.04 PE DAY TANK

A. Day tank shall be a 15 gallon conical bottom PE tank suitable for the same chemical as the high density chemical storage tank.

B. Day tank shall be equipped with a polyethylene stand; a stand made of other corrosion resistant material.

C. Day tank shall have a pre-drilled drain port and 1-inch influent port at the side, as shown on the drawings, and shall be provided with fittings for tube penetrations through the top.

D. Day tank shall have a hinged top, or method of accessing the contents of the tank. E. The PE tank manufacturer shall be the following or approved equal.

1. Cole Parmer, Vernon Hills, IL

2. Snyder Industries Inc, Lincoln, NE 3. Chem-tainer, West Babylon, NY

2.05 MECHANICAL DIAPHRAGM METERING PUMPS

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A. Chemical metering pumps shall be mechanically actuated diaphragm, positive displacement, motor driven metering pumps.

B. Chemical metering pump shall be driven by a micro-processor controlled stepper

motor providing a 3000:1 turndown ratio. The stepper motor is to be coupled to a flat, PTFE diaphragm via a gear assembly. The drive assembly shall be a maintenance free design.

C. The pump shall operate at 100% stroke length through the pumps entire capacity

range.

D. The liquid end and valve design shall provide for ease of maintenance. Ball checks shall be cartridge type design.

E. Each pump shall be sized to deliver between 0.03 gph and 1.9 gph.

F. Pumps shall be equipped with auto deaeration feature during standby mode

designed to avoid air-locking.

G. Each pump shall be provided with a multi-function valve, combining the functions of a pressure relief valve, a pressure loading valve, and a deaeration valve.

H. Each pump shall be equipped with an installation set which includes the following, at a minimum:

1. 2 pump connections 2. Foot valve 3. Injection unit 4. 6 m discharge hose 5. 2 m suction hose 6. 2 m deaeration hose

I. Pump shall be Grundfos DDA AR Series digital dosing pump or equal.

J. Enclosure:

1. Drive mechanism and microprocessor shall be housed in a corrosion

resistant, plastic enclosure.

2. The pump design shall include provisions for optional positioning of control interface/display, for right/left side and front mounting.

3. Pump enclosure rating shall be to NEMA4X standards.

4. The pump design shall include an integral removable click stop mounting

plate, to allow for flat base or wall mounting.

K. Drive

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1. The pump’s stroke length will always be 100%. No adjustment to the stroke length, to regulate flow, or for other reasons, is acceptable.

2. An integral variable speed stepper motor shall be used to ensure the

pump discharge phase extends throughout the full period between suction intervals.

3. Variable frequency drives shall not be accepted. 4. The motor shall be integral, supplied with power cord and plug. 5. The drive mechanism shall not require field service or external

lubrication.

L. Interface

1. User interface/display shall be backlit LCD with selectable on-site positioning for either side or front mounting.

2. The interface shall provide a selection of metered output to be displayed

in gallons per hour (gph). 3. The interface should include a turn and push knob (click wheel) for easy

navigation. 4. The interface shall include a lock function to protect against

unauthorized changes. 5. A built in counter shall be included to provide a running total of

accumulated strokes, cumulative house of operation. 6. A priming button shall be provided on the interface. The priming button

shall initiate a time selectable prime cycle operating at full capacity without need of attenuating the pumps output set-point.

7. A system of white, red, yellow and green LCD shall indicate pump status

and alarm conditions.

M. Liquid End

1. The process diaphragm shall be PTFE. 2. Head and valves bode material shall be PVC with ceramic ball material. 3. Wetted gasket material shall be viton. 4. Suction and discharge valve design shall incorporate double ball

arrangement. Spring-loaded valves shall be available as an option. Direction of flow shall be clearly marked on each check valve to ensure correct installation.

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5. Head design shall incorporate integral priming valve. 6. A back plate with separation chamber shall have a safety lip seal and

drain hole.

N. Operation

1. Repeatable metering accuracy shall be +/- 1 percent at constant hydraulic conditions throughout the entire output range.

2. The pumps shall be equipped with a slow mode function for use with

high viscosity liquids. The slow mode function shall reduce the suction speed to either 50 or 25 percent of maximum capacity to ensure optimal priming and pumping reliability.

3. The pumps shall be equipped with a calibration function which when

initiated operates the pump for a set number of strokes and displays the anticipated pumped volume. The calibration process allows adjustment of the pump to set the calibration relative to the drawdown volume.

4. The pumps shall be equipped with an analog re-scalable 0/4-20 mA

signal input. The scaling menu should allow for four point adjustments (two for signal, two for flow) within the signal and flow ranges.

5. The pumps shall be equipped with provision for selectable mode NO/NC

external pump enable/disable interface. 6. The pumps shall be equipped with input connections for dual level

control and alarm outputs for low-level and empty tank warnings. 7. The pumps shall be equipped with a programmable proportional 0/4-

20mA signal output.

8. The pumps shall be able to automatically de-aerate the pump head without the need for external devices.

9. The pumps shall be equipped with two potential free selective

programmable outputs.

10. The pumps shall be equipped with quick connecting control cables, which will be shared by the duty pump and spare pump.

O. Control: The pump shall come equipped with 5 menu selectable control modes;

manual, analog, pulse, timer or batch.

1. Manual Control

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a. Output of pump is displayed in gals per hour. Pump output adjustment is performed with the turn and push know (click wheel) on the interface.

b. Pumping rate changes are to be achieved through precise speed control with fixed full stroke length.

c. Pump should include a start/stop key.

2. Automatic Control

a. Analog: Pump shall include direct interface provisions for analog control. Both direct and reverse acting 0/4-20 mA input configurations are to be acceptable inputs. The menu configuration shall permit pump maximum output multipoint scaling. The pump shall include a local alarm for loss of input signal.

b. Pulse: The pump shall include direct interface provisions for pulse output devices. In pulse control mode, the pump shall be configured to deliver a volume of product per incoming pulse. The pump speed shall attenuate the delivery rate based on the frequency of pulses generated by an external device.

c. Batch: In batch mode the pump shall respond to deliver a menu configurable quantity of liquid after receiving a remotely provided contact input.

d. Cycle timer: The configuration menu of the cycle timer shall permit the user to prescribe batch volume, timed sequence start point and the time between each successive timed delivery cycle.

e. Week time: The pump shall be equipped with a real-time clock and a seven-day internal week timer. The configuration menu shall permit the user to prescribe up to 16 procedures with batch volume, dosing time, start time and weekdays.

2.06 CHEMICAL FEED SKID

A. A wall-mounted, chemical metering pump skid shall be constructed from polypropylene sheet with a minimum trade thickness of 3/8”. All components of the chemical metering system shall be contained within the skid. Piping shall include isolation valves and unions for all serviceable components. Seals and O-rings shall be compatible with the chemical to be used. The piping system shall include:

1. A clear calibration column in the chemical supply piping. The piping

shall be designed for the calibration column to be used with any of the meter pumps. The top of the column shall allow for connection to vent piping and return to the supply container.

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2. A pressure relief valve in the discharge piping of each metering pump,

prior to any valves, to eliminate the buildup of excess pressure in the system. The pressure relief valve shall be fully adjustable from 0-150 psi. Output of the pressure relief valve shall be able to return to the supply container.

3. A diaphragm protected 2” 200 psi pressure gauge in the discharge piping. 4. A back pressure valve in the discharge piping to provide a constant back

pressure at the metering pump discharge. The backpressure valve shall be fully adjustable from 0-150 psi.

5. A NEMA 4X terminal box shall be provided on the skid panel for

termination of all wiring.

B. A power outlet with weatherproof cover shall be provided for the metering pumps.

PART 3 EXECUTION 3.01 INSTALLATION A. Install equipment in accordance with manufacturer’s printed instructions. B. Both chemical feed pumps (duty pump and spare pump) shall be plumbed as

shown on the drawings. Manual isolation valves shall allow transfer of “duty” and “spare” service from one pump to the other.

1. Power duty pump from nearby receptacle.

2. Connect control wiring to duty pump through use of quick disconnect cables.

3. Spare pump shall remain unplugged. Control cables shall not be

connected to spare pump. 4. Configure pumps so that Operators can switch service to the “spare”

pump by: a. Power down duty pump.

b. Close both isolation valves. c. Unplug duty pump and plug in spare pump. d. Move control cables from duty pump to spare pump. e. Power up spare pump.

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f. Open appropriate isolation valve. 5. Both chemical feed pumps shall be tested and pump switchover

demonstrated. C. Place equipment in operation and make necessary adjustments.

END OF SECTION

224200-1 Project No. 44332-C

SECTION 224200

PLUMBING FIXTURES PART 1 GENERAL 1.01 RELATED WORK SPECIFIED ELSEWHERE

A. Sealants: Section 079200. 1.02 SCOPE

A. This Section addresses fixtures associated with the domestic hot and cold water service, or potable and non-potable water service, associated with the project. This includes the electric water heater, thermal expansion tank, thermostatic mixing valve, safety eyewash and shower, backflow preventers, and service sink.

1.03 SUBMITTALS

A. Product Data: Catalog sheets, specifications, roughing dimensions, and installation instructions for each item specified except fasteners.

1.04 QUALITY ASSURANCE

A. Regulatory Requirements:

1. Comply with applicable requirements of FS WW-P-541, and the following standards: a. American National Standards Institute (ANSI). b. American Society of Testing Materials (ASTM). c. American Water Works Association (AWWA). d. National Electric Code (NEC). e. National Electrical Manufacturers Association (NEMA). f. National Fire Protection Association (NFPA). g. Occupational Safety and Health Administration (OSHA). h. Underwriter Laboratories (UL). i. New York State Uniform Fire Protection and Building Code.

B. Plainly and permanently mark each fixture and fitting with the manufacturer’s name or

trade mark.

C. Acid resistant surfaces shall be plainly and permanently marked with the manufacturer’s label or symbol indicating acid resistance.

D. Backflow preventers shall comply with the State Department of Health Sanitary Code for

Cross Connection Control, and the other standards listed in Part 2 of this section. Where conflicts occur between the referenced standards, the most stringent requirements shall apply.

224200-2 Project No. 44332-C

1.05 MAINTENANCE

A. Special Tools: Deliver to the Director’s Representative. 1. Furnish the following tools labeled with names and locations where used.

a. Keys for stops (furnished with stops). b. Backflow Prevention Test Kit: Portable, packaged in a substantially

built, compartmented carrying case, containing hose, gauge, and fittings required for testing backflow preventers for proper operation, and printed procedure for conducting test.

PART 2 PRODUCTS 2.01 ELECTRIC WATER HEATER

A. Electric Water Heater: Glass-lined, 80-gallon tank with foam insulation and anode rods with the following features: 1. Supplied with two (2) 4,000-watt, 240V, 3-phase AC elements. 2. Enclosed fully automatic controls with high temperature cutoff switch. 3. Temperatures and pressure relief valves. 4. Manufacturers: A.O. Smith Model DEN-80; State Industries, Inc.; Lochinvar; or

equal. 2.02 THERMAL EXPANSION TANK

A. Thermal Expansion Tank: Steel constructed with rigid polypropylene liner. 1. Butyl diaphragm separating the air chamber from the water-containing chamber. 2. Manufacturers: Watts Model DET-5; American Water Heater; Amtrol ST-5-C;

or equal. 2.03 THERMOSTATIC MIXING VALVE

A. Thermostatic Mixing Valve: Rough bronze finish mixing valve installed where shown on the Drawings. 1. Valve to have 1-inch inlets, 1-1/4-inch outlet with minimum 3 gpm flow

capacity. 2. Setpoint at 70 degrees F with temperature control accurate to 3 degrees. 3. Manufacturers: Bradley Model HL80; Guardian G3800; Haws; or equal.

2.04 SAFETY EYEWASH AND SHOWER

A. Safety Eyewash and Shower: Shall comply with the requirements of ANSI Z358.1. 1. Provided free-standing PVC eyewash/shower where shown on the Drawings. 2. 10-inch diameter shower head, PVC-coated brass 1-inch stay-open ball valve,

with pull handle. 3. PVC-coated brass 1/2-inch stay-open eyewash ball valve with push flag handle

and 10-inch bowl. 4. 2-inch PVC supply and waste piping with PVC floor flange. 5. Manufacturers: Guardian Model G1993; Bradley Model S19-310PVC; Encon

Model 01060021; or equal.

224200-3 Project No. 44332-C

2.05 BACKFLOW PREVENTERS

A. Backflow Preventers: Provide reduced pressure zone backflow preventers where shown on the Drawings. 1. Backflow preventers shall conform to AWWA C511. 2. The unit shall include properly located test cocks. 3. All parts shall be manufactured from corrosion-resistant materials. 4. A continuous discharge from the relief valve opening shall provide a visual

inspection of need of repair. 5. The assembly shall include: Strainer and gate valve on inlet side, gate valve on

outlet side, and four test cocks, all as furnished or recommended by the backflow preventer manufacturer.

6. Manufacturers: Reduced pressure zone backflow preventers shall be per USC specifications manual for Cross Connection Control, and listed as acceptable in the State Department of Health, Environmental Health Manual.

2.06 SERVICE SINK

A. Fiat’s Model L-1 with the following features: 1. Molded stone, 23 inches x 22 inches x 13-7/16 inches deep (outside). 2. Faucets shall be as shown on the Drawings.

B. Miscellaneous Trim:

1. Supplies: 1/2-inch CPVC gate valves. 2. Drain:

a. Strainer with stopper and 1-1/2 inch PVC tailpiece. b. 1-1/2 inch PVC adjustable P trap, with bottom cleanout plug.

PART 3 EXECUTION 3.01 FIXTURE SUPPORT AND SUPPORTING DEVICE INSTALLATION

A. Install mounting carrier supports with specified fixture supporting devices for wall type plumbing fixtures. 1. Secure to building construction with lag bolts and metal expansion shields, or other

appropriate means as required by the construction encountered.

B. Wall-Mounted Carrier Supports: Install the service sink on wall-mounted carrier supports:

C. Attach the service sink and backflow preventers to the building wall construction.

3.02 FIXTURE INSTALLATION

A. Install the Work of this section in accordance with the manufacturer’s printed installation instructions.

B. Install fixtures level and at proper height, tighten connections, and install hold-down

bolts, cap nuts and cover plates, where required.

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3.03 CLEANING, FLUSHING AND ADJUSTMENT

A. Clean fixture and trim. Remove grease and dirt; polish surfaces but leave stickers and warning labels intact.

B. Flush supply piping and traps; clean strainers.

3.04 INSTALLATION OF BACKFLOW PREVENTERS

A. Install the backflow preventers in accordance with the manufacturer’s printed installation instructions.

B. Atmospheric Vent: Pipe vent to spill over closest point of drainage, as directed,

maintaining a minimum 12-inch air gap above the drain. 3.05 FIELD QUALITY CONTROL FOR BACKFLOW PREVENTER

A. Operation Test: Test kit as specified under Part 1 of this section may be used. Conduct test in the presence of the Director’s Representative. Test the device with the test kit in accordance with the manufacturer’s test procedures.

B. Re-testing: Repair or replace any device failing the operation test, and repeat the test.

END OF SECTION