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Table of Contents
NORTH DAVIS SEWER DISTRICT
Detail No. Detail Title
Pages
ND-01 NOTICE TO CONTRACTORS 1
ND-02 MANHOLE CONSTRUCTION NOTES AND INDEX 2
ND-03 MANHOLE DIAMETER REQUIREMENTS 2
ND-10 STANDARD MANHOLE CONNECTION 2
ND-11 STANDARD MANHOLE DETAIL 54" DIA OR LARGER DISTRICT PIPE 2
ND-12 STANDARD MANHOLE DETAIL CCFRPM DISTRICT PIPE 2
ND-13 STANDARD MANHOLE DETAIL FRP 2
ND-14 STANDARD MANHOLE DETAIL POLYMER CONCRETE 3
ND-15 STANDARD GREASE INTERCEPTOR 2
ND-16 STANDARD MANHOLE DETAIL CIPP REPAIR 1
ND-20 STANDARD SERVICE CONNECTION - CONCRETE PIPE 1
ND-21 STANDARD SERVICE CONNECTION - CIPP LINED PIPE 2
ND-22 STANDARD SERVICE CONNECTION - CCFRPM FIBERGLASS PIPE 1
ND-23 STANDARD SERVICE CONNECTION - ABANDONMENT 1
ND-30 CRACKED PIPE REPAIR 1
ND-31 STRUCTURAL SUPPORT AT CROSSING 2
NORTH DAVIS SEWER DISTRICT
STANDARD COLLECTION DETAILS
ND-01 Notice to Contractors
NORTH DAVIS SEWER DISTRICT
1.a)
b)c)
2.a)
b)
c)
d)e)
3.a)b)
c)
4.a)
Effective immediately, the following will be accomplished by all contractors before starting any work or excavationaround or on any sewer line owned by the North Davis Sewer District:
Hours of OperationThe District's working hours are 7:00 a.m. to 3:30 p.m., Monday through Friday. No sewer inspection willbe done on weekends, holidays or after 3:00 p.m.All inspections lasting after 3:30 p.m. will result in overtime being billed to the contractor.Multiple inspection visits required for work that is incomplete, not to District standards, or not ready for inspection will result in additional time being billed to the contractor.
Sewer Lateral Connections:No work shall begin until the proper fees of $240.00 for connection and inspection, plus impact fees as calculated by the City or District (whichever may apply) are certified to the District as having been paid. The District only accepts cash or check.No work shall begin until the proper building permits and licenses have been obtained from the City, County, or Sewer District.Minimum notice of 48 hours shall be given to the District prior to any work commencing on or digging being done on District-owned lines.No digging or work shall be done on District-owned lines without the presence of a District Inspector.All sewer taps must be Core Drilled, INSERTA TEE, GPK 4, or equivalent.
Setting of Manholes on District owned-lineManholes are required to be set for connecting lines 6 inches or larger.No manholes shall be set on District-owned lines without prior approval by the District. Contractors shallsubmit design drawings and manhole details of proposed manholes on District line for approval 14 daysprior to work commencing. Design drawings shall be submitted in PDF electronic format unless otherwiserequested by the District.After approval of drawings, a minimum of 48 hours notice shall be given to the District inspectors beforeany manhole is set on a District-owned line. The manhole must be set in the presence of a District inspector.
Flow Control and Bypass Pumping OperationsWhere required to complete the Work, the Contractor shall provide bypass pumping and flow control. Contractor shall submit a bypass pumping plan prior to commencement of the work for review and acceptance by the District. The plan shall at a minimum provide materials, equipment and flow calculationsand be of sufficient detail to demonstrate the system's capacity to control flows. The Contractor shall coordinate with the District to determine the required capacity.
Concrete BatchingReady mix concrete shall be provided in accordance with ASTM C94, Standard Specification for Ready-Mixed Concrete.The design water content of the mix (w/c ratio) shall not be exceeded. Addition of water, air entrainment orsuperplasticizer shall only be performed by the Supplier.Non-air entrained concrete shall be discharged ninety (90) minutes after batching. Air entrained concreteor concrete that includes silica fume shall be discharged within sixty (60) minutes of batching.Requests for longer batching times shall be submitted and accepted by the District prior to procurement ofconcrete by the Contractor.The District shall not be responsible for the cost of rejected batches exceeding time limitations, loss of air-entrainment or slump.
Warranty:Contractor shall guarantee work for a period of one year from the date of installation.
Failure of contractors to comply with these guidelines could result in the contractor being barred from working onDistrict lines. If there are any questions on a line being a District line, please contact the District office @801-825-0712.
5.a)
6.a)
b)
c)
d)
e)
Revision 1, Adopted 8/14/2014
STANDARD MANHOLE ON EXISTING SEWER LINE
1. Manhole shall be constructed so as to prevent load to the existing pipe. The base of the manhole shallprovide a minimum of 9 inches of concrete beneath the existing pipe unless otherwise shown, placed on 12inches of one inch gravel bedding compacted to 95% density.
2. Manhole floor elevation shall be a minimum of 2 inches above top of pipe, have a 12:1 slope to the pipe, anda smooth finish.
3. Connection to manhole shall be made using a flexible, watertight connection per ASTM C923,Kor-n-seal or equal. Flexible couplings shall be correctly sized, flexible water tight couplings per ASTMC1173, Fernco Inc, Mission Rubber Company or approved equal. All hardware shall be 316 series stainlesssteel, unless otherwise approved.
4. Manhole shall be constructed using a pre-cast eccentric type sections and cast iron traffic type frame andcover marked "NORTH DAVIS SEWER". Section joints shall be sealed with rubber gaskets and shall bewatertight.
5. Wrap exterior joints. Wrap shall conform to ASTM C877 Type II or Type III. Press-seal Ez-Wrap, CretexWrap, Conseal 2/2 or approved equal.
6. Invert of branch line at manhole connection shall be adjusted to be at or near crown of existing main line.
7. Branch line channel to be formed with same slope, size, depth, and shape as pipe with smooth finish; it shallbe curved in direction of flow with uniform radius and minimize dropping and splashing of flow.
8. Cutting into existing line shall be made by smooth saw cuts.
9. Installing contractor shall be responsible for proper slope and installation of connecting line.
10. Installing contractor shall be responsible for proper backfilling, compacting, and pavement restoration.
11. Contractor shall notify District 48 hours before installation begins and a District inspector must be presentbefore installation takes place.
12. Contractor shall meet all restoration requirements of the agency, city or UDOT where the manhole isinstalled and shall coordinate any additional installation or inspection requirements with the agency.
CONNECTION TO AN EXISTING MANHOLE
1. Item numbers 3, 5, 8, 9, 10 and 11 above shall apply.
2. In addition, the manhole junction channel shall be constructed to the same size, shape, and slope of theincoming line. Channel shall curve in the direction of flow with uniform radius and minimize dropping andsplashing of flow.
3. No manhole connection shall be made until complete design drawings of the manhole and line installationsare submitted to the District for approval - 14 days prior to work commencing.
ND-02 Manhole Construction Notes and Index 1 of 2
NORTH DAVIS SEWER DISTRICT
ND-02 Manhole Construction Notes and Index 2 of 2
NORTH DAVIS SEWER DISTRICT
Detail no. Detail Title Use
ND-10 STANDARD MANHOLE CONNECTIONConcrete, RCP, and PVC District Pipe <54" DIA. (See Note 1)
ND-11STANDARD MANHOLE DETAIL 54" DIA OR LARGERDISTRICT PIPE RCP District Pipe ≥ 54" DIA
ND-12 STANDARD MANHOLE DETAIL CCFRPM DISTRICT PIPE CCFRPM Pipe ≥ 18" DIA
ND-13 STANDARD MANHOLE DETAIL FRPLined Concrete and RCP, CCFRPM or asdirected by District
ND-14 STANDARD MANHOLE DETAIL POLYMER CONCRETELined Concrete and RCP, CCFRPM or asdirected by District
ND-15 STANDARD GREASE INTERCEPTOR As directed by District
ND-16 STANDARD MANHOLE DETAIL CIPP REPAIR CIPP Lined District Pipe
NOTE
1. District reserves the right to require precast FRP or polymer manholes on pipes that are planned to berehabilitated by cured-in-place (CIPP) or other methods within two years of drawing submittal.
MANHOLE DIAMETER
ND-03 Manhole Diameter Requirements 1 of 2
NORTH DAVIS SEWER DISTRICT
For alternative configurations, manhole sizing recommendations may be provided by the precast fabricator. Theminimum structural support between openings is 6-inches. Recommendations must be supported by designmethods (drawings, calculations) provided by the precast manufacturer in accordance with applicable industrystandards such as NPCA.
INLET
OUTLET(a.) SINGLE INLET & OUTLET
STRAIGHT THROUGH
OUTLET(a.) SINGLE INLET & OUTLETTROUGH ANGLE MIN. 135°
OUTLET(b.) MAXIMUM 2 INLETS
& 1 OUTLET
OUTLET(c.) MAXIMUM 3 INLETS
& 1 OUTLET
INLET
INLET INLETINLET
INLET INLET
180°135°
90°
135°135°
90° 90°
90°90°
NOTES:
1. CONTRACTOR SHALL BE RESPONSIBLE FOR PROPER SLOPEAND CONSTRUCTION OF CONNECTING PIPELINE.
2. CONTRACTOR SHALL BE RESPONSIBLE FOR PROTECTION OFEXISTING SEWER AND OTHER UTILITIES, PROPER BACKFILLING,COMPACTING, AND PAVEMENT RESTORATION.
3. CONTRACTOR SHALL NOTIFY DISTRICT 48 HOURS BEFOREINSTALLATION BEGINS.
4. CONTRACTOR SHALL GUARANTEE WORK FOR A PERIOD OF ONEYEAR.
5. PRECAST MANHOLE BASES SHALL BE USED FOR CONSTRUCTIONOF ALL NEW DISTRICT SEWER SYSTEMS. PRECAST MANHOLEBASES OR CAST-IN-PLACE MANHOLE BASES MAY BE USED ATTHE CONTRACTOR'S OPTION FOR NEW MANHOLES INSTALLEDON EXISTING DISTRICT SANITARY SEWERS. CONTRACTORSHALL PROVIDE A SUITABLE FOUNDATION IN ALL AREAS.
6. CAST-IN-PLACE BASE SHALL BE COMPLETED IN A SINGLE POUR.CONCRETE SHALL BE TYPE II/V PORTLAND CEMENT PER ASTMC150 WITH A MINIMUM 28 DAY COMPRESSIVE STRENGTH OF 4000PSI PER ASTM C39. NO ADDITIVES SHALL BE PERMITTEDWITHOUT PRIOR APPROVAL BY THE DISTRICT.
7. PRECAST MANHOLE BASES SHALL CONFORM TO ASTM C478.CONCRETE SHALL BE TYPE II/V PORTLAND CEMENT PER ASTMC150 WITH A MINIMUM 28 DAY COMPRESSIVE STRENGTH OF 4000PSI PER ASTM C39. CONNECTIONS TO PRECAST BASES SHALLBE FACTORY INSTALLED AND MEET THE REQUIREMENTS OFASTM C923, Z-LOK, PRES-SEAL PSX OR APPROVED EQUAL.
8. MANHOLES ON CCFRPM OR CIPP LINED DISTRICT SEWERSSHALL BE PRECAST FRP (HOBAS, LF MANUFACTURING INC OREQUAL) OR POLYMER (ARMOROCK OR EQUAL) UNLESSOTHERWISE APPROVED BY THE DISTRICT. SEE DETAIL ND-12,ND-13 AND ND-14.
9. GRADE RINGS SHALL BE GROUTED TO PREVENT INFILTRATION.GROUT SHALL BE FULL STRENGTH, NON-METALLIC, NON-SHRINKTYPE V GROUT (MASTERFLOW 713, FIVESTAR GROUT ORAPPROVED EQUAL) WITH ADDITIVES FOR PROTECTION AGAINSTHYDROGEN SULFIDE ATTACK.
10. PROVIDE HYDROPHILIC WATER STOP BETWEEN PIPE AND CASTCONCRETE, BOTH SIDES, ALL AROUND. CLEAN PIPE USING WIREBRUSH, POWER WASH OR SAND BLAST TO PROVIDE A CLEAN,DURABLE SURFACE. SECURE WATERSTOP TO PIPE USINGMANUFACTURER'S RECOMMENDED METHODS. APPLY LAYER OFGREENSTREAK LEAKMASTER OR APPROVED EQUAL BETWEENWATERSTOP AND PIPE.
2'-0"MAX.
6" (TYP)JUNCTION CHANNEL SHALL BE
FORMED WITH SAME SLOPE, SIZE,DEPTH, AND SHAPE AS CONNECTING
PIPE WITH SMOOTH FINISH -CHANNEL SHALL CURVE IN DIRECTION
OF FLOW WITH UNIFORM RADIUSAND MINIMIZE DROPPING AND
SPLASHING OF FLOW
EXISTING DISTRICTPIPE
FLOW
CUTTING OF EXISTING LINE TO FORMCHANNEL SHALL BE ACCOMPLISHED
WITH SMOOTH SAW CUTS
CONNECTING PIPE
PLAN
AA
ND-10 Standard Manhole Connection 1 of 2
NORTH DAVIS SEWER DISTRICT
Revision 2, Adopted 11/7/2014
HYDROPHILLIC WATERSTOP ALLAROUND EXISTING DISTRICT PIPE AND
CONNECTING PIPE(S) (TYPICAL),GREENSTREAK HYDROTITE (OR
APPROVED EQUAL), SEE NOTE 10.
MINIMUM INTERNALMANHOLE DIAMETER
PER ND-03
6"
30" DIA.
12"
9" MIN
30" MANHOLE RING AND COVERMARKED "NORTH DAVIS SEWER"(D & L SUPPLY A-1180-18, OR APPROVED EQUAL)
GRADE RINGS - A MINIMUM OF ONE 6-INCH RING, BUTNOT MORE THAN 18" TOTAL HEIGHT INCLUDING FRAME,RINGS, AND GROUT, SHALL BE USED
SEAL ALL JOINTS WITH RAMNECK OR EQUAL(ALL JOINTS SHALL BE TESTED FORWATERTIGHTNESS) TAPE WRAP EXTERIORJOINTS. WRAP SHALL CONFORM TO ASTM C877TYPE II OR TYPE III. (PRESS-SEAL EZ-WRAP,CRETEX WRAP, CONSEAL 2/2 OR APPROVED EQUAL)
PRECAST CONCRETE MANHOLESECTIONS PER ASTM C-478.
IF LOCATED IN UNIMPROVEDGROUND SET COVER 6" ABOVE GRADEUNLESS DIRECTED OTHERWISEBY DISTRICT
PRECAST OR CAST-IN-PLACEMANHOLE BASE
UNDISTURBEDNATIVE SOIL
1" MINUSGRAVEL BASE
CONNECTING PIPE SHALL BE INSTALLEDIN CORE DRILLED OPENING WITH A
FLEXIBLE WATERTIGHT BOOT. (PSX,PRESS SEAL, KOR-N-SEAL OR EQUAL)
TOP OF FLOOR SHALLBE 2" MIN. ABOVE PIPE
MINIMUM INTERNAL DIAMETER PER ND-03 FORDISTRICT PIPE SIZES TO 48". SEE DETAIL ND-11
FOR DISTRICT PIPES 54" OR LARGER
PRECAST ECCENTRIC CONE (SHALL MEET ASTMC-478 STANDARDS) WHEN INSUFFICIENT DEPTH
PREVENTS THE USE OF A CONE, A CONCRETEPRECAST H-20 FLAT LID SHALL BE USED.
12" WIDE MIN, 8" DEEP CONCRETECOLLAR IN PAVED AREAS
INVERT OF CONNECTING PIPESHALL BE AT OR NEAR
CROWN OF EXITINGDISTRICT SEWER PIPE
1:12 FLOOR SLOPEWITH SMOOTHTROWELED FINISH
DISTRICT SEWERPIPE
REINFORCEMENT REQUIRED(1) #4 BAR ALL AROUND
SECTION A
ND-10 Standard Manhole Connection 2 of 2
NORTH DAVIS SEWER DISTRICT
GROUT FOR SETTING GRADE RINGS AND FRAME SHALLPROVIDE A WATERTIGHT BARRIER TO PREVENTINFILTRATION AND BE PLACED ACROSS THE FULLWIDTH, 1/2-INCH MIN AND 1-INCH MAX THICK.
PRECAST RISER TO BE SET IN CONCRETE (TYP)(CAST-IN-PLACE BASE)
Revision 2, Adopted 11/7/2014
IF A BOOTED CONNECTION IS NOTPOSSIBLE, PLACE HYDROPHILLIC
WATERSTOP ALL AROUND EXISTINGDISTRICT PIPE AND CONNECTING PIPE(S)
(TYPICAL), GREENSTREAK HYDROTITE(OR APPROVED EQUAL), SEE NOTE 10.
MIN
LE
NG
TH P
ER
TA
BLE
"A"
MIN WIDTH PER TABLE "A"
MIN DIA PERTABLE "A"
MIN WIDTH PER TABLE "A"
8" MIN3" MIN
1'-0
" MIN
45° TYP
VARIESSEE TABLE "A"
1'-0" MIN
3" MIN (TYP)
1'-0
"M
IN
#5 BAR 12" OC BOTH WAYSTOP & BOTTOM GRADE 60
CLE
AR
HE
IGH
T
6' M
IN T
O T
RA
NS
ITIO
N(M
IN 4
8" R
ISE
RTO
GR
AD
E)
PRECAST MANHOLEPER STANDARDMANHOLE CONNECTIONDETAIL
SAW CUT & REMOVEEXISTING PIPE CROWN
FLO
W
FRAME & COVER PERDETAIL ND-10
PRECAST MANHOLE PERSTANDARD DETAIL
PER TABLE "A" CONNECTINGPIPE
PLAN
SECTION A
L VARIES
HYDROPHILLIC WATERSTOPALL AROUND EXISTING
DISTRICT PIPE ANDCONNECTING PIPE(S)
(TYPICAL), GREENSTREAKHYDROTITE (OR APPROVED
EQUAL), SEE NOTE 4.
"L" M
IN
EXISTING DISTRICTSEWER PIPE
CONNECTING PIPE
AA
12" GRANULAR BEDDINGCOMPACTED TO 95% DRYDENSITY (OR CONTROLDENSITY FILL)
UNDISTURBED NATIVESOIL
ND-11 Standard Manhole Detail 54" DIA or Larger District Pipe 1 of 2
NORTH DAVIS SEWER DISTRICT
PROVIDE STAINLESS STEEL BAND
(NON-SHEAR) TYPE.(FERNCO OR
APPROVED EQUAL)
HYDROPHILLICWATERSTOP ALL AROUND
EXISTING DISTRICT PIPEAND CONNECTING PIPE(S)(TYPICAL), GREENSTREAK
HYDROTITE (ORAPPROVED EQUAL), SEE
NOTE 4.
6"MAX
6" FROM WATERSTOPTO OUTSIDE EDGEOF MANHOLE
6" MIN FROM EDGE OFCONCRETE
PRECAST RISER TO BESET IN CONCRETE (TYP)(CAST-IN-PLACE BASE)
NOTES:
1. THIS STANDARD DRAWING SHALL BE USED FOR ACCESS TOEXISTING DISTRICT SEWER PIPES WITH DIAMETERS 54" DIA ORLARGER. THIS DETAIL SHALL NOT APPLY TO NEW DISTRICTSANITARY SEWER AND MANHOLE CONSTRUCTION.
2. WHERE DEPTH OF COVER OVER THE TOP OF PIPE EXCEEDS 10FEET, REINFORCEMENT REQUIREMENTS SHALL BE REVIEWEDAND VERIFIED BY A UTAH LICENSED CIVIL OR STRUCTURALENGINEER.
3. CONCRETE SHALL BE TYPE V CEMENT WITH A MINIMUM 4000 PSICOMPRESSIVE STRENGTH AT 28 DAYS UNLESS OTHERWISEDIRECTED BY THE DISTRICT.
4. PROVIDE HYDROPHILIC WATER STOP BETWEEN PIPE AND CASTCONCRETE, BOTH SIDES, ALL AROUND. CLEAN PIPE USING WIREBRUSH, POWER WASH OR SAND BLAST TO PROVIDE A CLEAN,DURABLE SURFACE. SECURE WATERSTOP TO PIPE USINGMANUFACTURER'S RECOMMENDED METHODS. APPLY LAYER OFGREENSTREAK LEAKMASTER OR APPROVED EQUAL BETWEENWATERSTOP AND PIPE.
5. MINIMUM MANHOLE DIAMETER SHALL BE AS SHOWN IN TABLE A.MANHOLE COMPONENTS SHALL BE PROVIDED IN ACCORDANCEWITH DETAIL ND-10.
6. WHERE EXISTING DISTRICT PIPES HAVE BEEN REHABILITATEDWITH CURED-IN-PLACE PIPE LINERS, CIPP LINERS SHALL BE CUTAND THE CIPP LINER ROUGHENED AND SEALED WITH ANAPPROVED EPOXY PER DETAIL ND-16.
7. CONNECTING PIPE SHALL MATCH THE CROWN OF EXISTINGDISTRICT PIPE. SAW CUT AND REMOVE EXISTING PIPE FROMCROWN TO SPRINGLINE. CONSTRUCT SLOPING INLET CHANNELAND SHAPE CHANNEL TO FORM A SMOOTH FLOW SURFACE.
8. PIPE CONNECTIONS SET IN THE CONCRETE BASE SHALL BEWATERTIGHT. PROVIDE HYDROPHILIC WATER STOPS, GROUTRINGS OR CAST-IN-PLACE RUBBER BOOTS MEETING APPLICABLEREQUIREMENTS OF ASTM C923. (PRESS SEAL, LINK-SEAL, ORAPPROVED EQUAL) SUBMIT PRODUCT DETAILS AND PROPOSEDCONNECTION FOR APPROVAL BY THE DISTRICT.
TABLE "A"
DISTRICT PIPEDIA (IN)
MIN MANHOLEDIA (IN)
ENCASEMENTMIN WIDTH (IN)
ENCASEMENTMIN LENGTH (IN)
60" OR LESS 60" 96" 96"
78" OR LESS 72" 118" 118"
84" OR LESS 84" 124" 124"
ND-11 Standard Manhole Detail 54" DIA or Larger District Pipe 2 of 2
NORTH DAVIS SEWER DISTRICT
EQ EQ
MIN
WID
TH P
ER
TA
BLE
"A"
2'-0"
MIN LENGTH PER TABLE "A"
24" MIN
MIN DIA PERTABLE "A"
CCFRPM TEE BASEOR FITTING
EXISTING DISTRICT PIPE(CCFRPM, 18" DIAOR GREATER)
PRECAST MANHOLE PERDETAIL ND-13 OR ND-14
CONNECTING PIPEPROVIDE WATERTIGHT SEAL(INSERTA TEE OR APPROVED EQUAL WHERE CONNECTING TO CCFRPM)
FIELD CUT EXISTING PIPE,CLOSURE COUPLINGPER CCFRPM MFR
PRECAST MANHOLE PERDETAIL ND-13 OR ND-14. CCFRPM TEE BASE
OR FITTING
MIN.
2'-0"MIN.
12" GRANULAR BEDDINGCOMPACTED TO 95%DRY DENSITY (ORCONTROLLED DENSITYFILL)
CONCRETEENCASEMENT
2'-0"MIN.
NOTES:
1. THIS STANDARD DRAWING SHALL APPLY WHEREMANHOLES ARE CONSTRUCTED ON CCFRPM(FIBERGLASS) DISTRICT PIPES. AT THE CONTRACTORSOPTION, A PRECAST MANHOLE BASE MAY BEINSTALLED. CONTRACTOR SHALL BE RESPONSIBLEFOR PROPER MANHOLE CONNECTIONS AS ACCEPTEDBY THE DISTRICT.
2. CUT EXISTING PIPE TO NEAT STRAIGHT LINES WITHCUTTING TOOLS SUITABLE FOR THE PIPE MATERIAL.DAMAGED PIPE SHALL BE REPAIRED OR REPLACED ATNO ADDITIONAL COST TO THE DISTRICT. EXISTINGDISTRICT PIPELINES SHALL BE FULLY SUPPORTED ATALL TIMES.
3. CONCRETE SHALL BE TYPE V CEMENT WITH A MINIMUM4000 PSI COMPRESSIVE STRENGTH AT 28 DAYS.
4. MINIMUM MANHOLE DIAMETER SHALL BE AS SHOWN INTABLE "A". PRECAST MANHOLES COMPONENTS SHALLBE PROVIDED IN ACCORDANCE WITH DETAIL ND-13 ORND-14.
5. ADDITIONAL DETAIL AND REINFORCING REQUIREMENTSSHOWN ON PAGE 2 OF 2.
6. PROVIDE HYDROPHILIC WATER STOP BETWEEN PIPEAND CAST CONCRETE, BOTH SIDES, ALL AROUND.CLEAN PIPE USING WIRE BRUSH, POWER WASH ORSAND BLAST TO PROVIDE A CLEAN, DURABLESURFACE. SECURE WATERSTOP TO PIPE USINGMANUFACTURER'S RECOMMENDED METHODS. APPLYLAYER OF GREENSTREAK LEAKMASTER OR APPROVEDEQUAL BETWEEN WATERSTOP AND PIPE.
TABLE "A"
DISTRICTPIPE DIA
(IN)
MINMANHOLE
DIA (IN)
MINENCASEMENT
WIDTH (IN)
MINENCASEMENTLENGTH (IN)
18" TO 45" 48" 74" 78"
60" ORLESS 60" 88" 102"
84" ORLESS 90" 112" 132"
UNDISTURBEDNATIVE SOILPLAN SECTION A
AA
ND-12 Standard Manhole Detail CCFRPM District Pipe 1 of 2
NORTH DAVIS SEWER DISTRICT
PRECAST RISER TO BESET IN CONCRETE (TYP)(CAST-IN-PLACE BASE)
HYDROPHILLIC WATERSTOP ALLAROUND EXISTING DISTRICT PIPE
AND CONNECTING PIPE(S) (TYPICAL),GREENSTREAK HYDROTITE (OR
APPROVED EQUAL), SEE NOTE 6.
HYDROPHILLIC WATERSTOP ALLAROUND EXISTING DISTRICT PIPE
AND CONNECTING PIPE(S) (TYPICAL),GREENSTREAK HYDROTITE (OR
APPROVED EQUAL), SEE NOTE 6.
NON SHRINK GROUT
(18 @ 20°) #4 X 1'-4"TYP. EACH END
#4 H2E @ 12" - TYP.4 SIDES
#4 H2E - TYP. 4 SIDES
#6
ADD (2) #6 EACHSIDE OF MANHOLE
CCFRPM TEE BASEOR FITTING
EXISTING DISTRICTPIPE (CCFRPM, 18" DIAOR GREATER)
PRECAST MANHOLE PER DETAIL
ND-13 OR ND-14
(4) #6 @ 12"
2'-0"MIN.
#5 @ 12" EW
(18 @ 20°) #4
#6 @ 12" -LAP 2'-4"
#5 H2E @ 12" EF
#5 @ 12" EF
#5 @ 12"#5 H2E @ 12"
VA
RIE
S
2'-0
"1'
-0"
SECTION BREINFORCING
SECTION AREINFORCING
B
B
ND-12 Standard Manhole Detail CCFRPM District Pipe 2 of 2
NORTH DAVIS SEWER DISTRICT
30"
12"
MIN
30" MANHOLE RING AND COVERMARKED "NORTH DAVIS SEWER"(D & L SUPPLY A-1180-18, OR APPROVED EQUAL)
FINISHED GRADE
EPOXY COATED PRECAST CONCRETE,POLYMER, OR EPP GRADE RINGS 12" MIN / 18"MAX. GROUT FOR SETTING GRADE RINGS ANDFRAME SHALL PROVIDE A WATERTIGHT BARRIERTO PREVENT INFILTRATION AND BE PLACEDACROSS THE FULL WIDTH, 1/2-INCH MIN AND1-INCH MAX THICK.
FACTORY-BONDED JOINT
FACTORY INSTALLEDPVC STUBOUTS ORCONNECTIONS
DISTRICT SEWERPIPE
#4 REBAR 12" OCEW
PROVIDE MIN 12",1" MINUS GRAVEL
BASE
ANTI-FLOTATION RING
WATER TIGHT, FLEXIBLE PIPECONNECTION, APPROVED
BY THE DISTRICT
CONCRETE BASE ASREQUIRED TO
COUNTERACT FLOTATION
FACTORY CAST FLOW CHANNELWITH FRP CHANNEL SUPPORTS
FRP MANHOLE. WALL THICKNESS PERMANUFACTURER PRODUCT SUBMITTAL
MIN 1/2" WALL THICKNESS
FRP NECK TO EXTEND INSIDEGRADE RINGS. GRADE RINGS TO
EXTEND A MINIMUM OF 1" PASTFLAT SURFACE OF MANHOLE CONE
PLACE AND COMPACT MANHOLE BACKFILL IN ACCORDANCE WITH MANUFACTURER'S
RECOMMENDATIONS
NORTH DAVIS SEWER DISTRICT
ND-13 Standard Manhole Detail FRP 1 of 2
MINIMUM INTERNAL MANHOLE DIAMETER PERND-03 FOR DISTRICT PIPE SIZES TO 48". SEEDETAIL ND-11 FOR DISTRICT PIPES 54" ORLARGER
EXISTING PAVEMENT
UNDISTURBED NATIVE SOIL
CONNECTING PIPE
12" WIDE MIN, 8" DEEP CONCRETECOLLAR IN PAVED AREAS
REINFORCEMENT REQUIRED(1) #4 BAR ALL AROUND
Revision 2, Adopted 11/7/2014
NORTH DAVIS SEWER DISTRICT
ND-13 Standard Manhole Detail FRP 2 of 2
NOTES:
1. CONTRACTOR SHALL BE RESPONSIBLE FOR PROPER SLOPEAND CONSTRUCTION OF CONNECTING PIPELINE.
2. CONTRACTOR SHALL BE RESPONSIBLE FOR PROTECTION OFEXISTING SEWER AND OTHER UTILITIES, PROPERBACKFILLING, COMPACTING, AND PAVEMENT RESTORATION.
3. CONTRACTOR SHALL NOTIFY DISTRICT 48 HOURS BEFOREINSTALLATION BEGINS.
4. CONTRACTOR SHALL GUARANTEE WORK FOR A PERIOD OFONE YEAR.
5. MANHOLE BASE SHALL BE PRECAST FRP UNLESS OTHERWISEAPPROVED BY THE DISTRICT.
6. THE CONTRACTOR SHALL BE A LICENSED OR CERTIFIED INSTALLERBY THE MANUFACTURER OF THE MANHOLE PROVIDED.
7. MANHOLES AND THEIR BASES SHALL BE CIRCULAR FIBERGLASSREINFORCED POLYESTER MANHOLES DESIGNED, FABRICATED ANDTESTED TO MEET OR EXCEED THE REQUIREMENTS OF ASTM D3753.HOBAS, L.F. MANUFACTURING OR APPROVED EQUAL.
8. PRECAST CONCRETE AND CAST-IN-PLACE COMPONENTS SHALL NOTBE ALLOWED UNLESS OTHERWISE APPROVED BY THE DISTRICT.
9. ALL MANHOLES SHALL BE PROVIDED WITH ANTI-FLOTATION RINGSFULLY ENCASED IN A CONCRETE PAD OF SUFFICIENT SIZE ANDTHICKNESS TO PREVENT FLOTATION.
10. WHERE APPROVED BY THE DISTRICT, CONCRETE GRADE RINGS ANDALL OTHER EXPOSED CONCRETE SURFACES SHALL BE CORROSIONPROTECTED WITH AN APPROVED EPOXY COATING. EPOXY SHALL BEA SOLVENT-FREE, 100% SOLID, MOISTURE TOLERANT HIGH BUILDEPOXY COATING, RAVEN 405, ENVIRONMENTAL COATINGS SEWERSHIELD 100, SAUEREISEN SEWERGARD 210 OR APPROVED EQUAL.SURFACE PREPARATION AND APPLICATION SHALL BE ASRECOMMENDED BY THE MANUFACTURER.
11. GRADE RINGS SHALL BE GROUTED TO PREVENTINFILTRATION. GROUT SHALL BE FULL STRENGTH,NON-METALLIC, NON-SHRINK TYPE V GROUT (MASTERFLOW713, FIVESTAR GROUT OR APPROVED EQUAL) WITH ADDITIVESFOR PROTECTION AGAINST HYDROGEN SULFIDE ATTACK.
12. CONNECTING PIPE SHALL MATCH CROWNS WITH DISTRICT PIPEUNLESS OTHERWISE DIRECTED BY THE DISTRICT,
Revision 2, Adopted 11/7/2014
30"
BELL O.D.
I.D.
BARREL O.D.
PRECAST POLYMER MANHOLEMIN WALL THICKNESS PERMANUFACTURER PRODUCTSUBMITTAL
FINISH GRADE (PAVED AND UNPAVED)
CONCRETE COLLAR, 12" WIDE, 8" DEEP (ALL LOCATIONS)W/ (1) #4 REINFORCEMENT BAR ALL AROUND
30" MANHOLE RING AND COVERMARKED "NORTH DAVIS SEWER"
(D & L SUPPLY A-1180-18, OR EQUAL)
DISTRICT SEWERPIPE
PROVIDE MIN 12",1" MINUS GRAVEL BASEOVER UNDISTURBEDNATIVE SOIL
FACTORY CAST FLOW CHANNEL
WATER TIGHT, FLEXIBLEPIPE CONNECTIONS
APPROVED BY DISTRICT
BUTYL MASTIC
BUTYL MASTIC
NORTH DAVIS SEWER DISTRICT
ND-14 Standard Manhole Detail Polymer 1 of 3
MINIMUM INTERNAL DIAMETER PER ND-03 FORDISTRICT PIPE SIZES TO 48". SEE DETAIL ND-11FOR DISTRICT PIPES 54" OR LARGER
PLACE AND COMPACT BACKFILL INACCORDANCE WITH MANUFACTURER'S
RECOMMENDATIONS
EPOXY COATED CONCRETE, POLYMEROR EPP GRADE RINGS AS APPROVED
BY THE DISTRICT. 18" MAX TOTALHEIGHT INCLUDING
FRAME, RINGS & GROUTGROUT FOR SETTING GRADE RINGS AND FRAME SHALLPROVIDE A WATERTIGHT BARRIER TO PREVENTINFILTRATION AND BE PLACED ACROSS THE FULLWIDTH, 1/2-INCH MIN AND 1-INCH MAX THICK.
PRECAST POLYMER BASEOR CAST-IN-PLACE BASE ASDIRECTED BY THE DISTRICT
Revision 2, Adopted 11/7/2014
NORTH DAVIS SEWER DISTRICT
ND-14 Standard Manhole Detail Polymer 2 of 3
NOTES:
1. CONTRACTOR SHALL BE RESPONSIBLE FOR PROPERSLOPE AND CONSTRUCTION OF CONNECTING PIPELINE.
2. CONTRACTOR SHALL BE RESPONSIBLE FOR PROTECTIONOF EXISTING SEWER AND OTHER UTILITIES, PROPERBACKFILLING, COMPACTING, AND PAVEMENTRESTORATION.
3. CONTRACTOR SHALL NOTIFY DISTRICT 48 HOURS BEFOREINSTALLATION BEGINS.
4. CONTRACTOR SHALL GUARANTEE WORK FOR A PERIOD OFONE YEAR.
5. MANHOLE BASE SHALL BE PRECAST POLYMER UNLESSOTHERWISE APPROVED BY THE DISTRICT.
6. THE CONTRACTOR SHALL BE A LICENSED OR CERTIFIEDINSTALLER BY THE MANUFACTURER OF THE MANHOLEPROVIDED.
7. MANHOLES AND THEIR BASE SHALL BE CIRCULAR PRECASTPOLYMER DESIGNED, FABRICATED AND TESTED TO MEETOR EXCEED THE REQUIREMENTS OF D6783. POLYMERCOMPONENTS SHALL BE A MIXTURE OF UNSATURATEDISOPHTHALIC POLYESTER RESIN, SAND AND AGGREGATE.NO CEMENTIOUS OR CALCIUM CARBONATE MATERIALSSHALL BE ALLOWED. ARMOROCK OR APPROVED EQUAL.
8. PRECAST CONCRETE AND CAST-IN-PLACE COMPONENTSSHALL NOT BE ALLOWED UNLESS OTHERWISE APPROVEDBY THE DISTRICT.
9. ALL MANHOLES SHALL BE PROVIDED WITH ANTI-FLOTATIONRINGS FULLY ENCASED IN A CONCRETE PAD OFSUFFICIENT SIZE AND THICKNESS TO PREVENT FLOTATION.
10. WHERE APPROVED BY THE DISTRICT, CONCRETE GRADERINGS AND ALL OTHER EXPOSED CONCRETE SURFACESSHALL BE CORROSION PROTECTED WITH AN APPROVEDEPOXY COATING. EPOXY SHALL BE A 100% SOLID, EPOXYCOATING, ARMORROCK EPOXY OR APPROVED EQUAL.
11. GRADE RINGS AND DOG HOUSE MANHOLE CONNECTIONSSHALL BE GROUTED TO PREVENT INFILTRATION. GROUTSHALL BE FULL STRENGTH, NON-METALLIC, NON-SHRINKTYPE V GROUT (MASTERFLOW 713, FIVESTAR GROUTOR APPROVED EQUAL) WITH ADDITIVES FOR PROTECTIONAGAINST HYDROGEN SULFIDE ATTACK.
12. CONNECTING PIPE SHALL MATCH CROWNS WITH DISTRICTPIPE UNLESS OTHERWISE DIRECTED BY THE DISTRICT.
Revision 1, Adopted 8/14/2014
NORTH DAVIS SEWER DISTRICT
ND-14 Standard Manhole Detail Polymer 3 of 3
MANHOLE I.D.
BA
SE
HE
IGH
TP
ER
MA
NU
FAC
TUR
ER
6" MIN, 12" MAX FROMEXTERIOR OF
MANHOLE OR BELLOD IF GREATER
12" M
IN
PRECAST POLYMER RISERSET IN CONCRETE WITHWATER TIGHT SEAL
CAST-IN-PLACECONCRETE BASEOR ENCASEMENT
SAWCUT ANDREMOVE TOP OF
PIPE PRIOR TOCOATING
FIELD APPLIED EPOXYCOATING, ARMORROCK
EPOXY OR APPROVEDEQUAL
PRECAST POLYMER BASE CAST-IN-PLACE BASE
BASE OPTION NOTES:
1. CONTRACTOR SHALL PROVIDE SUITABLE FOUNDATION AS DIRECTED BYTHE DISTRICT IN AREAS OF UNSTABLE TRENCH BOTTOM, WET CONDITIONS,OR OVER EXCAVATION.
2. CAST-IN-PLACE CONCRETE SHALL BE TYPE V CEMENT WITH A MINIMUM4000 PSI COMPRESSIVE STRENGTH AT 28 DAYS UNLESS OTHERWISEDIRECTED BY THE DISTRICT. BASE SHALL BE CURED A MINIMUM OF THREEDAYS PRIOR TO STACKING MANHOLE.
3. BENCH TO HAVE 1:12 FLOOR SLOPE WITH TROWELLED FINISH.
4. EPOXY COATING TO BE APPLIED MIN 4" ABOVE BENCH AND OVERLAP CUTOUT SEWER PIPE.
5. PROVIDE HYDROPHILIC WATER STOP BETWEEN PIPE AND CAST CONCRETE,BOTH SIDES, ALL AROUND. CLEAN PIPE USING WIRE BRUSH, POWER WASHOR SAND BLAST TO PROVIDE A CLEAN, DURABLE SURFACE. SECUREWATERSTOP TO PIPE USING MANUFACTURER'S RECOMMENDED METHODS.APPLY LAYER OF GREENSTREAK LEAKMASTER OR APPROVED EQUALBETWEEN WATERSTOP AND PIPE.
FACTORY CASTFLOW CHANNEL
RESIN AGGREGATEWALL & BENCH
Revision 1, Adopted 8/14/2014
HYDROPHILLIC WATERSTOP ALLAROUND EXISTING DISTRICT PIPEAND CONNECTING PIPE(S)(TYPICAL), GREENSTREAKHYDROTITE (OR APPROVEDEQUAL), SEE NOTE 5.
TEE - 6" MIN.PRECAST CONCRETETANK
RISER SECTION / GRADE RINGS (NOTTO EXCEED 12" TOTAL HEIGHT).GROUT FOR SETTING GRADE RINGSAND FRAME SHALL PROVIDE AWATERTIGHT BARRIER TO PREVENTINFILTRATION AND BE PLACED ACROSSTHE FULL WIDTH, 1/2-INCH MIN AND1-INCH MAX THICK.
FINISH GRADE(PAVEMENT ORLANDSCAPING)
DOUBLESWEEP
CLEANOUT
SANITARYTEES
LIQUIDLEVEL
GREASESTORAGE
MANHOLE RING AND NON-VENTEDCOVER MARKED "SEWER" - (TYPICAL)
(D & L A-1024, OR EQUAL)
6"
1" MINUSGRAVEL BASE
UNDISTURBEDNATIVE SOIL
20"MIN. DIA.
OUTLETINLET
INLET OUTLET
MANHOLE COVERSLOCATED TO ALLOWVIEWING OF ANDSAMPLING FROM INLETAND OUTLET TEES(TYPICAL)
PLAN
SECTION
SEWER
SST PIPE SUPPORTSREQUIRED (TYP)
12"
SEWER
1'-6" WIDE, 6" DEEP CONCRETECOLLARS IN PAVED AREAS.REINFORCEMENT REQUIRED.(1) #4 BAR ALL AROUND
ND-15 Standard Grease Interceptor 1 of 2
NORTH DAVIS SEWER DISTRICT
Revision 2, Adopted 11/7/2014
ND-15 Standard Grease Interceptor 2 of 2
NORTH DAVIS SEWER DISTRICT
NOTE:
ALL HARDWARE316 STAINLESSSTEEL
NOTES:
1. GREASE INTERCEPTOR SHALL BE LOCATED TO BECONTINUOUSLY AND EASILY ACCESSIBLE FOR INSPECTION ANDCLEANING AND AS CLOSE AS PRACTICAL TO THE SOURCE OFWASTEWATER. IT SHALL NOT BE LOCATED IN DRIVE-UP LANES,OR SIMILAR AREAS THAT COULD BE PERIODICALLY BLOCKED.
2. WHEN LOCATED IN PAVED AREA, THE TRAP, MANHOLE COVERS,ETC, SHALL BE TRAFFIC RATED.
3. INLET AND OUTLET TEES SHALL BE LOCATED DIRECTLY BELOWMANHOLE ACCESSES.
4. GREASE INTERCEPTORS SHALL HAVE A MINIMUM OF TWOCOMPARTMENTS.
5. MINIMUM HYDRAULIC VOLUME OF THE TRAP SHALL BE 1000GALLONS.
6. CONTRACTOR SHALL BE RESPONSIBLE FOR PROTECTION OF ALLUTILITIES, PROPER BACKFILLING, COMPACTING, AND PAVEMENTRESTORATION.
7. CONTRACTOR SHALL NOTIFY DISTRICT 48 HOURS BEFOREINSTALLATION BEGINS.
8. CONTRACTOR SHALL GUARANTEE WORK FOR A PERIOD OF ONEYEAR.
9. GRADE RINGS SHALL BE GROUTED TO PREVENT INFILTRATION.GROUT SHALL BE FULL STRENGTH, NON-METALLIC, NON-SHRINKTYPE V GROUT (MASTERFLOW 713, FIVESTAR GROUT ORAPPROVED EQUAL) WITH ADDITIVES FOR PROTECTION AGAINSTHYDROGEN SULFIDE ATTACK.
2 SS EXP ANCHORSEACH CLAMP
WALL
"Z" SHAPED STEELSTRAP FITTING,TYP
SST PIPE SUPPORT
Revision 2, Adopted 11/7/2014
NOTES:
1. THIS STANDARD DRAWING SHALL APPLY WHERE MANHOLES ARECONSTRUCTED ON DISTRICT PIPES REHABILITATED WITHCURED-IN-PLACE PIPE LINERS(CIPP).
2. CUT CIPP LINER TO NEAT STRAIGHT LINES WITH CUTTING TOOLSSUITABLE FOR THE LINER MATERIAL. DAMAGED LINERS SHALL BEREPAIRED AT NO ADDITIONAL COST TO THE DISTRICT.
3. REMOVE POLYETHYLENE LAYER IF PRESENT AND ROUGHEN CIPPSURFACE AT ALL CUT EDGES. WHERE FRP LINERS ARE CUT,REMOVE PRE LINER SHEET AND FOIL (IF INSTALLED). SMOOTHLINER EDGE PRIOR TO COATING.
4. CONTRACTOR SHALL COAT CIPP LINER AND EXPOSED CONCRETEAT CHANNEL AND BENCH WITH AN APPROVED EPOXY COATINGSYSTEM; NEOPOXY, SEWER SHIELD 100, SAUEREISENSEWERGARD 210, RAVEN 405 OR APPROVED EQUAL. COATINGSSHALL BE PROVIDED BY A CERTIFIED CONTRACTOR/APPLICATORIN STRICT ACCORDANCE WITH THE MANUFACTURER'SREQUIREMENTS.
5. WHERE EXISTING HOST PIPE AND LINER ARE REMOVED PROVIDEA SMOOTH TRANSITION BETWEEN MANHOLE INVERT AND CUTEDGE OF CIPP LINER PER DETAIL B.
4" MIN
MANHOLE WALL(PRECAST FRP OR POLYMERMANHOLES ONLY ON CIPPLINED PIPES)
GROUT ANNULAR SPACEAS REQ.
CUT AND BEVEL CIPP LINER 45°(ALL AROUND) PRIOR TO COATING
COAT 4" MIN OF CIPP LINERAT CUT EDGE (SEE NOTE 3)
MANHOLE INVERT
MANHOLE BASE(VIEW SHOWN FORMANHOLE WITH HOSTPIPE & LINER REMOVED)
EXISTING CIPPLINER
EXISTINGDISTRICT
PIPE
4" MINTYP
GROUT ANNULARSPACE AS REQ.
EXISTING CIPPLINER
EXISTINGDISTRICTPIPE
45°
MANHOLE BASECAST AROUNDEXISTING PIPEDETAIL A
DETAIL B
REMOVE EXISTING HOSTPIPE CROWN W/ CIPP LINER
COAT 4" MIN OFCIPP LINERAT CUT EDGE(SEE NOTE 3)
ND-16 Standard Manhole Detail CIPP Repair
NORTH DAVIS SEWER DISTRICT
45° BEND
PEA GRAVEL FILL SHALL BE PLACEDAND COMPACTED BENEATH CONNECTING
SERVICE TO UNDISTURBED SUBGRADEAND TO A MINIMUM DEPTH OF 6" ABOVE PIPE
CONNECTING SERVICE LATERAL(MATERIAL AND CONSTRUCTIONSHALL CONFORM TOREQUIREMENTS OF APPLICABLEJURISDICTIONAL AGENCY)
EXISTING DISTRICT PIPE.CONTRACTOR TO VERIFYPIPE MATERIAL PRIOR TOCONSTRUCTION
LATERAL SHALL BEFLUSH WITH INSIDEOF PIPE
CORE DRILLED OPENING(INSTALLATION OF ANCHOR BOLTSIN THE PIPE WALL OR HAMMER DRILLINGSHALL NOT BE ALLOWED AS PART OF THECORE DRILLING OPERATION)
FLEXIBLE AND WATERTIGHT CONNECTIONFITTING - FITTING SHALL HAVE POSITIVE STOPTO PREVENT PROTRUSION INTO SEWER LINE(INSERTA TEE, GPK 4, OR EQUAL)
45°
NOTES:
1. CONTRACTOR SHALL MEASURE DISTANCE FROM THE NEAREST MANHOLE TO THESERVICE LATERAL AND FURNISH MEASUREMENT TO DISTRICT.
2. CONTRACTOR SHALL BE RESPONSIBLE FOR PROPER SLOPE AND CONSTRUCTIONOF CONNECTING SERVICE LATERAL.
3. CONTRACTOR SHALL BE RESPONSIBLE FOR PROTECTION OF EXISTING SEWERAND OTHER UTILITIES, PROPER BACKFILLING, COMPACTING, AND PAVEMENTRESTORATION.
4. CONTRACTOR SHALL NOTIFY DISTRICT 48 HOURS BEFORE INSTALLATION BEGINS.
5. CONTRACTOR SHALL GUARANTEE WORK FOR A PERIOD OF ONE YEAR.
6. CONCRETE CORES SHALL BE RETAINED AND NOT ALLOWED TO FALL INTO THESEWER LINE.
ND-20 Standard Service Connection - Concrete Pipe
NORTH DAVIS SEWER DISTRICT
Revision 2, Adopted 11/7/2014
PROVIDE ENCASED FULL STAINLESS STEELBAND (NON-SHEAR) TYPE. (FERNCO OR
APPROVED EQUAL) WHERE CONNECTING TOEXISTING SERVICE LATERAL
ENCASE IN CONCRETE,MINIMUM 12" BELOW &6" ABOVE
45° SHOPFABRICATEDBEND
PEA GRAVEL FILL SHALL BE PLACEDAND COMPACTED BENEATH CONNECTINGSERVICE TO UNDISTURBED SUBGRADEAND TO A MINIMUM DEPTH OF 6" ABOVE PIPE
CONNECTING SERVICE LATERAL,(MATERIAL AND CONSTRUCTION SHALL CONFORM
TO REQUIREMENTS OF APPLICABLEJURISDICTIONAL AGENCY)
CORE DRILLED OPENING IN HOST PIPE
FLEXIBLE AND WATERTIGHT CONNECTIONFITTING - FITTING SHALL HAVE POSITIVE STOPTO PREVENT PROTRUSION INTO SEWER LINEAND ENGAGE AT CIPP LINER - (INSERTA TEEOR EQUAL - SEE NOTE 12)
NOTES:
1. CONTRACTOR SHALL MEASURE DISTANCE FROM THE NEAREST MANHOLE TOTHE SERVICE LATERAL AND FURNISH MEASUREMENT TO DISTRICT.
2. CONTRACTOR SHALL BE RESPONSIBLE FOR PROPER SLOPE ANDCONSTRUCTION OF CONNECTING SERVICE LATERAL.
3. CONTRACTOR SHALL BE RESPONSIBLE FOR PROTECTION OF EXISTINGSEWER AND OTHER UTILITIES, PROPER BACKFILLING, COMPACTING, ANDPAVEMENT RESTORATION.
4. CONTRACTOR SHALL NOTIFY DISTRICT 48 HOURS BEFORE INSTALLATIONBEGINS.
5. CONTRACTOR SHALL GUARANTEE WORK FOR A PERIOD OF ONE YEAR.
6. SERVICE CONNECTION BANDS, SCREWS, HOUSING AND HARDWARE SHALLBE 316 SST. RUBBER MATERIALS SHALL BE NITRILE OR NEOPRENE UNLESSOTHERWISE DIRECTED BY THE DISTRICT.
7. CONTRACTOR SHALL MANUALLY BACKFILL AND COMPACT AROUND INSERTATEE OR SADDLE UNTIL A MIN OF 12” OF COVER IS PLACED OVER THECONNECTION.
8. CORE DRILLING OF CONCRETE PIPE SHALL USE THE WET DIAMOND BITPROCESS. DO NOT ATTACH GUIDES TO THE EXISTING PIPE TO PERFORMCORE DRILLING. CORE DRILL DIAMETER SHALL BE PER THE CONNECTIONMANUFACTURER'S REQUIREMENTS FOR INSTALLATION OF THE PROVIDEDPRODUCT. CONTRACTOR SHALL BE RESPONSIBLE TO REPAIR OR REPLACEDAMAGED PIPE AND LINER.
9. CORE DRILLING OF THE CIPP LINER SHALL BE ACCOMPLISHED EITHERROBOTICALLY FROM INSIDE THE PIPE OR EXTERNALLY. DIAMETER OF THEHOLE SHALL BE SIZED FOR THE FLEXIBLE AND WATERTIGHT CONNECTIONFITTING.
10. FILL VOIDS, OVER CUT OR REMOVED CONCRETE PIPE WITH NON SHRINK NONMETALLIC CEMENT GROUT.
11. CONCRETE AND CIPP LINER CORES SHALL BE RETAINED AND NOT ALLOWEDTO FALL INTO THE SEWER LINE.
12. INSERTA TEE PROVIDED SHALL BE PER TABLE 1 UNLESS OTHERWISERECOMMENDED BY THE MANUFACTURER BASED ON THE EXISTINGREHABILTATED DISTRICT PIPE DIAMETER, SERVICE CONNECTION DIAMETER,AND EXISTING CIPP LINER THICKNESS. CONTRACTOR SHALL VERIFY THELINER THICKNESS PRIOR TO INSTALLING THE CONNECTION INTO THE COREDLINER.
EXISTING CIPP LINERTHICKNESS AS PROVIDEDBY THE DISTRICT - SEENOTE 12.
EXISTING REHABILITATEDDISTRICT PIPE (NTS)
PROVIDE ENCASED FULLSTAINLESS STEEL BAND
(NON-SHEAR) TYPE. (FERNCOOR APPROVED EQUAL) WHERE
CONNECTING TO EXISTINGSERVICE LATERAL
45°
NON SHRINK, NON METALLIC GROUT
ENCASE IN CONCRETE, MINIMUM12" BELOW & 6" ABOVE
NORTH DAVIS SEWER DISTRICT
ND-21 Standard Service Connection - CIPP Lined Pipe 1 of 2
CORE DRILLED OPENING IN CIPP LINER
Revision 1, Adopted 8/14/2014
PVC LATERALSERVICE
NORTH DAVIS SEWER DISTRICT
ND-21 Standard Service Connection - CIPP Lined Pipe 2 of 2
Revision 1, Adopted 8/14/2014
TABLE 1
Rehabilitated District
Concrete Pipe
CIPP Liner Thickness
INSERTA - TEE ORDERING INFORMATION
Lateral Nominal Diameter (inch)
Standard CIPP
INSERTA-TEE
LINER: RUBBER
SLEEVE
THICKNESS*
Nominal Pipe Diameter(in)
Minimum LinerThickness (mm)
Maximum LinerThickness (mm) 4 6 8
Minimum LinerThickness (mm)
12 3.5 5.0 4P26FB12CIP 6P26FB12CIP 8P3512CIP 8.0
15 4.5 6.0 4P26FB15CIP 6P26FB15CIP 8P3515CIP 10.5
18 5.0 8.0 4P26FB18CIP 6P26FB18CIP 8P3518CIP 10.5
21 5.5 7.0 4P26FB21CIP 6P26FB21CIP 8P3521CIP 10.5
24 7.0 9.0 4P26FB24CIP 6P26FB24CIP 8P3524CIP 14.0
27 8.0 10.0 4P26FB27CIP 6P26FB27CIP 8P3527CIP 14.0
30 8.0 12.0 4P26FB30CIP 6P26FB30CIP 8P3530CIP 16.0
36 8.0 12.0 4P26FB36CIP 6P26FB36CIP 8P3536CIP 19.0WHEN ORDERRING INSERTA TEE, CONTRACTOR SHALL PROVIDE THE NOMINAL DISTRICT PIPE DIAMETER, LATERAL DIAMETER ANDMATERIAL TO BE INSTALLED, AND EXISTING CIPP LINER THICKNESS TO VERIFY PROPER SIZING OF THE RUBBER SLEEVE. INSERTA TEEWITH RUBBER SLEEVE THICKNESS SIZED FOR STANDARD CIPP LINER THICKNESS WITHOUT VERIFICATION SHALL NOT BE ACCEPTED BYTHE DISTRICT.
45° SHOPFABRICATEDBEND
CONNECTING SERVICE LATERAL,(MATERIAL AND CONSTRUCTION SHALL CONFORM
TO REQUIREMENTS OF APPLICABLEJURISDICTIONAL AGENCY)
CORE DRILLED OPENING
FLEXIBLE AND WATERTIGHT CONNECTIONFITTING - FITTING SHALL HAVE POSITIVE STOPTO PREVENT PROTRUSION INTO SEWER LINE(INSERTA TEE OR EQUAL)
EXISTING CCFRPM (FIBERGLASS)DISTRICT PIPE (18" DIA OR GREATER) NTS.
PEA GRAVEL FILL SHALL BE PLACEDAND COMPACTED BENEATH CONNECTINGSERVICE TO UNDISTURBED SUBGRADE ANDTO A MINIMUM DEPTH OF 6" ABOVE PIPE
PROVIDE ENCASED FULL STAINLESS STEELBAND (NON-SHEAR) TYPE. (FERNCO OR
APPROVED EQUAL) WHERE CONNECTING TOEXISTING SERVICE LATERAL
NOTES:
1. CONTRACTOR SHALL MEASURE DISTANCE FROM THE NEAREST MANHOLE TO THESERVICE LATERAL AND FURNISH MEASUREMENT TO DISTRICT.
2. CONTRACTOR SHALL BE RESPONSIBLE FOR PROPER SLOPE AND CONSTRUCTIONOF CONNECTING SERVICE LATERAL.
3. CONTRACTOR SHALL BE RESPONSIBLE FOR PROTECTION OF EXISTING SEWER ANDOTHER UTILITIES, PROPER BACKFILLING, COMPACTING, AND PAVEMENTRESTORATION.
4. CONTRACTOR SHALL NOTIFY DISTRICT 48 HOURS BEFORE INSTALLATION BEGINS.
5. CONTRACTOR SHALL GUARANTEE WORK FOR A PERIOD OF ONE YEAR.
6. SERVICE CONNECTION BANDS, SCREWS, HOUSING AND HARDWARE SHALL BE 316SST. RUBBER MATERIALS SHALL BE NITRILE OR NEOPRENE UNLESS OTHERWISEDIRECTED BY THE DISTRICT.
7. CONTRACTOR SHALL MANUALLY BACKFILL AND COMPACT AROUND INSERTA TEEUNTIL A MIN OF 12” OF COVER IS PLACED OVER THE CONNECTION.
8. CORE DRILLING OF PIPE SHALL BE PERFORMED USING CUTTING EQUIPMENTRECOMMENDED BY MANUFACTURERS OF FIBERGLASS PIPE. DO NOT ATTACHGUIDES TO THE EXISTING PIPE TO PERFORM CORE DRILLING. CONTRACTOR SHALLBE RESPONSIBLE TO REPAIR OR REPLACE DAMAGED PIPE.
9. FLEXIBLE AND WATERTIGHT FITTING SHALL BE SIZED FOR THE CCFRPM PIPE.
10. FIBERGLASS CORES SHALL BE RETAINED AND NOT ALLOWED TO FALL INTO THESEWER LINE
45°
NON SHRINK, NON METALLIC GROUT
ENCASE IN CONCRETE, MINIMUM12" BELOW & 6" ABOVE
NORTH DAVIS SEWER DISTRICT
ND-22 Standard Service Connection - CCFRPM Fiberglass Pipe
Revision 1, Adopted 8/14/2014
EXISTING SERVICE LATERAL, VARIES
EXISTING DISTRICTPIPE
EXISTING SERVICE LATERAL, ABANDON IN PLACE
INSTALL WATER TIGHT EXPANSIONPLUG AT EXISTING SERVICELATERAL CONNECTION TO MAIN
RO
W
NOTES:
1. CONTRACTOR SHALL BE RESPONSIBLE FOR PROTECTION OF EXISTING SEWER AND OTHERUTILITIES, PROPER BACKFILLING, COMPACTING, AND PAVEMENT RESTORATION.
2. CONTRACTOR SHALL NOTIFY DISTRICT 48 HOURS BEFORE INSTALLATION BEGINS.
3. CONCRETE THRUST BLOCKS SHALL BE A MINIMUM ONE CUBIC FOOT IN SIZE PLACED AT CAP TOPREVENT DISPLACEMENT OF CAP DURING SEWER CLEANING AND OTHER MAINTENANCEACTIVITIES. CONCRETE SHALL BE TYPE II/V PORTLAND CEMENT PER ASTM C150 WITH A MINIMUMCOMPRESSIVE STRENGTH OF 4000 PSI PER ASTM C39.
4. CONTRACTOR SHALL GUARANTEE WORK FOR A PERIOD OF ONE YEAR.
REMOVE INTERFERINGPORTIONS OF EXISTINGSERVICE LATERAL, CUT ANDCAP PIPE (TYP)
ND-23 Standard Service Connection Abandonment
NORTH DAVIS SEWER DISTRICT
ENCASE CAP INCONCRETETHRUST BLOCK
Revision 1, Adopted 8/14/2014
NOTES:
1. REPAIR COUPLINGS SHALL PROVIDE A WATER TIGHT SEALAND BE MANUFACTURED FOR USE WITH THE GRAVITYSEWER PIPE MATERIAL TO BE REPAIRED. CONTRACTORSHALL SUBMIT PRODUCT DATA FOR REVIEW ANDACCEPTANCE BY THE DISTRICT.
2. ALL HARDWARE (SHELLS, NUTS, BOLTS, WASHERS, TAKE UPCLAMPS OR RINGS) SHALL BE TYPE 304 STAINLESS STEELPER ASTM A240 UNLESS OTHERWISE APPROVED BY THEDISTRICT.
3. GASKETS SHALL BE FULL LENGTH CIRCUMFERENTIAL SBROR NITRILE (BUNA-N) UNLESS OTHERWISE APPROVED BYTHE DISTRICT.
4. REPAIRS SHALL BE INSPECTED AND APPROVED BY THEDISTRICT PRIOR TO ENCASEMENT AND BACKFILLING.
5. CONCRETE SHALL BE TYPE II/V PORTLAND CEMENT PERASTM C150 WITH A MINIMUM COMPRESSIVE STRENGTH OF4000 PSI PER ASTM C39. NO ADDITIVES SHALL BEPERMITTED WITHOUT PRIOR APPROVAL BY THE DISTRICT.
6. MINIMUM ENCASEMENT SHALL BE AS FOLLOWS:
REINFORCED CONCRETEENCASEMENT
STAINLESS STEELREPAIR COUPLINGOVER CRACKS
REINFORCEMENTSTEEL, 4 - CONT #4#4 @ 24" OC MIN (2)
EACH SIDE OF REPAIRCOUPLING, MIN 3" CLR
GRAVEL BEDDING
CRACKED PIPE SECTION
DISTRICT PIPE
NOMINAL DIAMETER (IN) A (IN) ENCASEMENT
24" OR LESS 6 OD + 12
33" OR LESS 8 OD + 16
39" OR LESS 10 OD + 20
42" OR LARGER 12 OD + 24
2 x EXISTING PIPE ODBUT NOT LESS THAN 12"
A
ND-30 Cracked Pipe Repair
NORTH DAVIS SEWER DISTRICT
Revision 1, Adopted 8/14/2014
ND-31 Structural Support at Crossings 1 of 2
NORTH DAVIS SEWER DISTRICT
Revision 2, Adopted 11/7/2014
6" M
IN24
" MA
X(S
EE
NO
TE3
AN
D 4
)
1/2
OD
6" MIN6" MINOD
12"MIN
12"MIN
1/2" FELT EXPANSIONJOINT FILLER
EXIST PIPE
CONCRETE PER NOTE 1 & 2
1/2"EXPANSION JOINTFILLER MATERIAL ALLAROUND, SEE NOTE 2
PROVIDE BEDDING PER DISTRICTREQUIREMENTS
NEW SEWERPIPE
6" SCH 80 PVCDRAIN HOLEFILL W/ PEAGRAVEL (TYP)
TRENCH WIDTH
EXISTING PIPE OVER NEW SEWER MAIN
NOTES:
1. CONCRETE SHALL BE TYPE II/V PORTLAND CEMENT PERASTM C150 WITH A MINIMUM COMPRESSIVE STRENGTH OF300 PSI PER ASTM C39. NO ADDITIVES SHALL BEPERMITTED WITHOUT PRIOR APPROVAL BY THE DISTRICT.
2. CONCRETE OR FLOWABLE FILL SHALL NOT BE INSTALLEDTO SUPPORT OR BACK FILL ASBESTO CEMENT PIPE (ACP).WHERE ACP REQUIRES SUPPORT OR BACKFILL, PROVIDE3/4-INCH MINUS OR IMPORTED SAND MATERIALS.
NOTES:
1. INSTALL #15 FELT OR NEOPRENE WATERSTOPAROUND NEW WATER PIPE PRIOR TO THEPOUR OF CONCRETE ENCASEMENT TOPREVENT BONDING.
2. BACKFILL TO BE BROUGHT UP UNIFORMLY ONBOTH SIDES OF CONC. SUPPORT.
3. THIS DETAIL SHALL APPLY WHERE VERTICALCLEARANCE OUTSIDE TO OUTSIDE OF SEWERPIPE OR LATERAL IS LESS THAN 24-INCH.
4. WASTEWATER LINES SHALL BE INSTALLEDBELOW POTABLE WATER LINES. A MINIMUMSEPARATION OF 18 INCHES BETWEEN THEBOTTOM OF THE POTABLE WATER LINE ANDTHE TOP OF THE WASTEWATER LINE SHALL BEMAINTAINED. WHERE A POTABLE WATERLINECROSSES UNDER A WASTEWATER OR STORMLINE, A FULL LENGTH OF PIPE SHALL BECENTERED ABOVE THE WATER LINE SO THATBOTH JOINTS WILL BE AS FAR FROM THEPOTABLE WATER LINE AS POSSIBLE.ADDITIONAL MITIGATION MEASURES MAY BEREQUIRED PER UTAH DEQ ANDR309-105-6(2)(b).
5. CONCRETE SHALL BE TYPE II/V PORTLANDCEMENT PER ASTM C150 WITH A MINIMUMCOMPRESSIVE STRENGTH OF 300 PSI PERASTM C39. NO ADDITIVES SHALL BEPERMITTED WITHOUT PRIOR APPROVAL BYTHE DISTRICT.
6. CONCRETE OR FLOWABLE FILL SHALL NOT BEINSTALLED TO SUPPORT OR BACK FILLASBESTO CEMENT PIPE (ACP). WHERE ACPREQUIRES SUPPORT OR BACKFILL, PROVIDE3/4-INCH MINUS OR IMPORTED SANDMATERIALS.
ND-31 Structural Support at Crossings 2 of 2
NORTH DAVIS SEWER DISTRICT
Revision 2, Adopted 11/7/2014
6"M
IN
SP
RIN
GLI
NE6"MIN6"MIN
D
-
12"MIN
12"MIN TRENCH WIDTH
CONCRETE PER NOTE 5 & 6
1/2"EXPANSION JOINTFILLER MATERIAL ALLAROUND, SEE NOTE 2
EXIST PIPE
1/2" FELT EXPANSIONJOINT FILLER IFCONCRETE EXTENDUP TO BOTTOM OFNEW PIPE
DO NOT DISTURBEXISTING PIPEBEDDING BELOWSPRINGLINE OF PIPE
UNDISTURBED SOIL (TYP)
NEW SEWER PIPE
SECTION D
EXISTING PIPE UNDER NEW SEWER MAIN
24" M
AX
(SE
E N
OTE
3 A
ND
4)
OD
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