400 storm and surface water - everett, wa
TRANSCRIPT
DESIGN AND CONSTRUCTION STANDARDS AND SPECIFICATIONS
DRAWING INDEX 5
400 STORM AND SURFACE WATER
401 Concrete Inlet
402 Catch Basin Type 1
403 Catch Basin Type 1L
404 Catch Basin Type 1P (For Parking Lot)
405 Catch Basin Type 2
406 Rectangular Frame (Reversible)
407 Typical Frame and Grate Installation
409 Herringbone Grate for Grate or Solid Cover
410 Solid Cover for Catch Basin or Inlet
411 Vaned Grates for Catch Basin or Inlet
412 Open Curb Face Frame & Grate
413 Floatable Material Separator & Gas Trap For 6” or 8” Lines
414 Floatable Material Separator and/or Gas Trap (12” and Larger)
415 Typical Restrictor Installation
416 Lift Gate Assembly and Secondary Orifice Detail
418 Typical Closed Underground Detention System
421 8" Cleanout
422 Bypass Structure Type A
423 Bypass Structure Type B
424 Bypass Structure Type C
426 Rain Garden with Overflow
427 Rain Garden with Underdrain
429 Typical Detention and/or Wetpond
430 Permeable Asphalt or Concrete Pavement Section
431 Permeable Pavement on Slopes
432 Curb Cut Opening for Bioretention
433 Emergency Overflow for Pond
434 Type 2 Debris Cage
435 Pipe End Debris Barrier
436 Trench Dam
437 Bioretention or Rain Garden adjacent to Right-of-Way
438 Downspout Infiltration Trench Adjacent to Right-of-Way
4"
25"
#3 BAR HOOP
PRECAST BASE SECTION
FRAME AND VANED GRATE
RECTANGULAR ADJUSTMENT SECTION
34"24"
30"20"
5"5"
MAXIMUMINSIDE
DIAMETER
15"
12"
12"
15"
15"
* CORRUGATED POLYETHYLENE STORM SEWER PIPE
26"
(SEE NOTE 6)22"(SEE NOTE 6)
#3 BAR EACH CORNER
#3 BAR EACHCORNER18" MIN
#3 BAR HOOP
(SEE NOTE 1)ALTERNATIVE PRECAST BASE SECTION
ONE #3 BARACROSS BOTTOM
1. AS ACCEPTABLE ALTERNATIVES TO THE REBARSHOWN IN THE PRECAST BASE SECTION, FIBERS(PLACED ACCORDING TO THE WSDOT STANDARDSPECIFICATIONS), OR WIRE MESH HAVING AMINIMUM AREA OF 0.12 SQUARE INCHES PERFOOT SHALL BE USED WITH THE MINIMUMREQUIRED REBAR SHOWN IN THE ALTERNATIVEPRECAST BASE SECTION. WIRE MESH SHALL NOTBE PLACED IN THE KNOCKOUTS.
2. THE KNOCKOUT DIAMETER SHALL NOT BEGREATER THAN 18". KNOCKOUTS SHALL HAVE AWALL THICKNESS OF 2" MINIMUM TO 2.5"MAXIMUM. PROVIDE A 1.5" MINIMUM GAPBETWEEN THE KNOCKOUT WALL AND THEOUTSIDE OF THE PIPE. AFTER THE PIPE ISINSTALLED, FILL THE GAP WITH JOINT MORTAR INACCORDANCE WITH WSDOT STANDARDSPECIFICATION 9-04.3.
3. THE MAXIMUM DEPTH FROM THE FINISHEDGRADE TO THE LOWEST PIPE INVERT SHALL BE 5.5'.
4. THE FRAME AND GRATE MAY BE INSTALLED WITHTHE FLANGE DOWN OR INTEGRALLY CAST INTOTHE ADJUSTMENT SECTION WITH FLANGE UP.
5. THE PRECAST BASE SECTION MAY HAVE AROUNDED FLOOR, AND THE WALLS MAY BESLOPED AT A RATE OF 1:24 OR STEEPER.
6. THE OPENING SHALL BE MEASURED AT THE TOPOF THE PRECAST BASE SECTION.
7. ALL PICKUP HOLES SHALL BE GROUTED FULL AFTERTHE INLET HAS BEEN PLACED.
PIPE ALLOWANCES
PIPE MATERIAL
4"
MIN TYP
NOTES
REINFORCED ORPLAIN CONCRETE
ALL METAL PIPE
*CPSSP(WSDOT STD. SPEC. 9-05.20)SOLID WALL PVC(WSDOT STD. SPEC. 9-05.12(1))PROFILE WALL PVC(WSDOT STD. SPEC. 9-05.12(2))
2", 4", 6", 12" OR 24"
ONE #3 BAR HOOP FOR 6" HEIGHTINCREMENT, SPACED EQUALLY
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RYAN SASS PAUL WILHELM WRB
File
nam
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CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
WSDOT STD PLAN B-25.60-00 ACCEPTABLE SUBSTITUTE
HEATHER GRIFFIN
CONCRETE INLET
PRECAST BASE SECTION
FRAME AND VANED GRATE
RECTANGULAR ADJUSTMENT SECTION
26"
(SEE NOTE 6) 22"(SEE NOTE 6)
3"
4"
44"
21" M
IN
34"
24"30"20"
5"5"
#3 BAR EACH WAY
#3 BAR HOOP
NOTES
ALTERNATIVE PRECAST BASE SECTION(SEE NOTE 1)
1. AS ACCEPTABLE ALTERNATIVES TO THE REBARSHOWN IN THE PRECAST BASE SECTION, FIBERS(PLACED ACCORDING TO THE WSDOT STANDARDSPECIFICATIONS), OR WIRE MESH HAVING AMINIMUM AREA OF 0.12 SQUARE INCHES PER FOOTSHALL BE USED WITH THE MINIMUM REQUIREDREBAR SHOWN IN THE ALTERNATIVE PRECAST BASESECTION. WIRE MESH SHALL NOT BE PLACED IN THEKNOCKOUTS.
2. THE KNOCKOUT DIAMETER SHALL NOT BE GREATERTHAN 20". KNOCKOUTS SHALL HAVE A WALLTHICKNESS OF 2" MINIMUM TO 2.5" MAXIMUM.PROVIDE A 1.5" MINIMUM GAP BETWEEN THEKNOCKOUT WALL AND THE OUTSIDE OF THE PIPE.AFTER THE PIPE IS INSTALLED, FILL THE GAP WITHJOINT MORTAR IN ACCORDANCE WITH STANDARDWSDOT SPECIFICATION 9-04.3.
3. THE MAXIMUM DEPTH FROM THE FINISHED GRADETO THE LOWEST PIPE INVERT SHALL BE 5.5'.
4. THE FRAME AND GRATE MAY BE INSTALLED WITHTHE FLANGE DOWN, OR INTEGRALLY CAST INTO THEADJUSTMENT SECTION WITH FLANGE UP.
5. THE PRECAST BASE SECTION MAY HAVE A ROUNDEDFLOOR, AND THE WALLS MAY BE SLOPED AT A RATEOF 1:24 OR STEEPER.
6. THE OPENING SHALL BE MEASURED AT THE TOP OFTHE PRECAST BASE SECTION.
7. ALL PICKUP HOLES SHALL BE GROUTED FULL AFTERTHE BASIN HAS BEEN PLACED.
#3 BAR EACHCORNER18" MIN
#3 BAR HOOP
ONE #3 BAR HOOP FOR 6" HEIGHTINCREMENT, SPACED EQUALLY
2", 4", 6", 12" OR 24"
MAXIMUMINSIDE
DIAMETER
15"
12"
12"
15"
15"
* CORRUGATED POLYETHYLENE STORM SEWER PIPE
PIPE ALLOWANCES
PIPE MATERIAL
REINFORCED ORPLAIN CONCRETE
ALL METAL PIPE
*CPSSP(WSDOT STD. SPEC. 9-05.20)SOLID WALL PVC(WSDOT STD. SPEC. 9-05.12(1))PROFILE WALL PVC(WSDOT STD. SPEC. 9-05.12(2))
4"
MIN TYP
#3 BAR EACH SIDE
#3 BAR EACHCORNER
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RYAN SASS PAUL WILHELM WRB
File
nam
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CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
CATCH BASIN TYPE 1
WSDOT STD PLAN B-5.20-01 ACCEPTABLE SUBSTITUTE
HEATHER GRIFFIN
#3 BAR EACHCORNER18" MIN
#3 BAR HOOP
NOTES
ALTERNATIVE PRECAST BASE SECTION(SEE NOTE 1)
1. AS ACCEPTABLE ALTERNATIVES TO THE REBARSHOWN IN THE PRECAST BASE SECTION, FIBERS(PLACED ACCORDING TO THE WSDOT STANDARDSPECIFICATIONS), OR WIRE MESH HAVING AMINIMUM AREA OF 0.12 SQUARE INCHES PER FOOTSHALL BE USED WITH THE MINIMUM REQUIREDREBAR SHOWN IN THE ALTERNATIVE PRECAST BASESECTION. WIRE MESH SHALL NOT BE PLACED IN THEKNOCKOUTS.
2. THE KNOCKOUT DIAMETER SHALL NOT BE GREATERTHAN 26". KNOCKOUTS SHALL HAVE A WALLTHICKNESS OF 2" MINIMUM TO 2.5" MAXIMUM.PROVIDE A 1.5" MINIMUM GAP BETWEEN THEKNOCKOUT WALL AND THE OUTSIDE OF THE PIPE.AFTER THE PIPE IS INSTALLED, FILL THE GAP WITHJOINT MORTAR IN ACCORDANCE WITH WSDOTSTANDARD SPECIFICATION 9-04.3.
3. THE MAXIMUM DEPTH FROM THE FINISHED GRADETO THE LOWEST PIPE INVERT SHALL BE 5.5'.
4. THE FRAME AND GRATE MAY BE INSTALLED WITHTHE FLANGE DOWN, OR INTEGRALLY CAST INTO THEADJUSTMENT SECTION WITH FLANGE UP.
5. THE PRECAST BASE SECTION MAY HAVE A ROUNDEDFLOOR, AND THE WALLS MAY BE SLOPED AT A RATEOF 1:24 OR STEEPER.
6. THE OPENING SHALL BE MEASURED AT THE TOP OFTHE PRECAST BASE SECTION.
7. ALL PICKUP HOLES SHALL BE GROUTED FULL AFTERTHE BASIN HAS BEEN PLACED.
PRECAST BASE SECTION
FRAME AND VANED GRATE
RECTANGULAR ADJUSTMENT SECTION
32"
(SEE NOTE 6) 28"(SEE NOTE 6)
2"
4"
44"
34"24"
30"20"
5"5"
ONE #3 BAR HOOP FOR 6" HEIGHTINCREMENT, SPACED EQUALLY
#3 BAR EACH WAY
#3 BAR EACH CORNER
40"
REDUCING SECTION
24"
36"20"
8"8"
TWO #3 BAR HOOPS
6"
2", 4", 6", 12" OR 24"
MAXIMUMINSIDE
DIAMETER
21"
18"
18"
21"
21"
* CORRUGATED POLYETHYLENE STORM SEWER PIPE
PIPE ALLOWANCES
PIPE MATERIAL
REINFORCED ORPLAIN CONCRETE
ALL METAL PIPE
*CPSSP(WSDOT STD. SPEC. 9-05.20)SOLID WALL PVC(WSDOT STD. SPEC. 9-05.12(1))PROFILE WALL PVC(WSDOT STD. SPEC. 9-05.12(2))
4"
MIN TYP
16"
MIN
#3 BAR HOOP
#3 BAR EACH SIDE
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RYAN SASS PAUL WILHELM WRB
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CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
CATCH BASIN TYPE 1L
WSDOT STD PLAN B-5.40-01 ACCEPTABLE SUBSTITUTE
HEATHER GRIFFIN
#3 BAR EACHCORNER18" MIN
#3 BAR HOOP
26"
(SEE NOTE 6) 22"(SEE NOTE 6)
4"
56"
34"
24"30"20"
5"5"
ONE #3 BAR HOOP FOR 6" HEIGHTINCREMENT, SPACED EQUALLY
#3 BAR EACH WAY
#3 BAR EACH SIDE
#3 BAR EACH CORNER
NOTES1. AS ACCEPTABLE ALTERNATIVES TO THE REBAR
SHOWN IN THE PRECAST BASE SECTION, FIBERS(PLACED ACCORDING TO THE WSDOT STANDARDSPECIFICATIONS), OR WIRE MESH HAVING AMINIMUM AREA OF 0.12 SQUARE INCHES PER FOOTSHALL BE USED WITH THE MINIMUM REQUIREDREBAR SHOWN IN THE ALTERNATIVE PRECAST BASESECTION. WIRE MESH SHALL NOT BE PLACED IN THEKNOCKOUTS.
2. THE KNOCKOUT DIAMETER SHALL NOT BE GREATERTHAN 18". KNOCKOUTS SHALL HAVE A WALLTHICKNESS OF 2" MINIMUM TO 2.5" MAXIMUM.PROVIDE A 1.5" MINIMUM GAP BETWEEN THEKNOCKOUT WALL AND THE OUTSIDE OF THE PIPE.AFTER THE PIPE IS INSTALLED, FILL THE GAP WITHJOINT MORTAR IN ACCORDANCE WITH WSDOTSTANDARD SPECIFICATION 9-04.3.
3. THE MAXIMUM DEPTH FROM THE FINISHED GRADETO THE LOWEST PIPE INVERT SHALL BE 5.5'.
4. THE FRAME AND GRATE MAY BE INSTALLED WITHTHE FLANGE DOWN, OR INTEGRALLY CAST INTO THEADJUSTMENT SECTION WITH FLANGE UP.
5. THE PRECAST BASE SECTION MAY HAVE A ROUNDEDFLOOR, AND THE WALLS MAY BE SLOPED AT A RATEOF 1:24 OR STEEPER.
6. THE OPENING SHALL BE MEASURED AT THE TOP OFTHE PRECAST BASE SECTION.
7. ALL PICKUP HOLES SHALL BE GROUTED FULL AFTERTHE BASIN HAS BEEN PLACED.
ALTERNATIVE PRECAST BASE SECTIONPRECAST BASE SECTION(SEE NOTE 1)
FRAME AND VANED GRATE
RECTANGULAR ADJUSTMENT SECTION
2", 4", 6", 12" OR 24"
MAXIMUMINSIDE
DIAMETER
15"
12"
12"
15"
15"
* CORRUGATED POLYETHYLENE STORM SEWER PIPE
PIPE ALLOWANCES
PIPE MATERIAL
REINFORCED ORPLAIN CONCRETE
ALL METAL PIPE
*CPSSP(WSDOT STD. SPEC. 9-05.20)SOLID WALL PVC(WSDOT STD. SPEC. 9-05.12(1))PROFILE WALL PVC(WSDOT STD. SPEC. 9-05.12(2))
32"
MIN
4"
MIN TYP
#3 BAR HOOP
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RYAN SASS PAUL WILHELM WRB
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CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
CATCH BASIN TYPE 1P(FOR PARKING LOT)
WSDOT STD PLAN B-5.60-01 ACCEPTABLE SUBSTITUTE
HEATHER GRIFFIN
SEPARATE BASECAST-IN-PLACE
INTEGRAL BASEPRECAST WITH RISER
SEPARATE BASEPRECAST
48"54"60"72"84"
PIPE MATERIAL WITH MAXIMUM INSIDE DIAMETER
CONCRETE
96"
6"8"8"8"
12"12"
36"42"48"60"72"84"
8"8"8"
12"12"12"
84" 54" 60" 54" 48" 48"
24"30"36"42"
60"
30"36"42"54"
72"
24"30"36"42"
60"
30"36"42"48"
48"
30"36"42"48"
48"
48"54"60"72"
96"
CATCHBASIN
DIAMETER
WALLTHICKNESS
BASETHICKNESS
MAXIMUMKNOCKOUT
SIZE
MINIMUMDISTANCEBETWEEN
KNOCKOUTS
ALLMETAL
SOLIDWALL
PVC (b)
PROFILEWALL
PVC (c)
CATCHBASIN
DIAMETER
NOTES1. NO STEPS ARE REQUIRED WHEN HEIGHT IS 4' OR
LESS.
2. THE BOTTOM OF THE PRECAST CATCH BASIN MAYBE SLOPED TO FACILITATE CLEANING.
3. THE RECTANGULAR FRAME AND GRATE MAY BEINSTALLED WITH THE FLANGE UP OR DOWN. THEFRAME MAY BE CAST INTO THE ADJUSTMENTSECTION.
4. KNOCKOUTS SHALL HAVE A WALL THICKNESS OF2" MINIMUM TO 2.5" MAXIMUM. PROVIDE A1.5" MINIMUM GAP BETWEEN THE KNOCKOUTWALL AND THE OUTSIDE OF THE PIPE. AFTER THEPIPE IS INSTALLED, FILL THE GAP WITH JOINTMORTAR IN ACCORDANCE WITH WSDOTSTANDARD SPECIFICATION 9-04.3.
5. CONCRETE STRUCTURE SHALL MEET THEREQUIREMENTS OF AASHTO M199.
6. FOR MANHOLE COVER SEE STANDARD DRAWING610 AND 611. REFER TO DESIGN ANDCONSTRUCTION STANDARDS ANDSPECIFICATIONS SECTION 4 FOR ADDITIONALREQUIREMENTS.
7. STEPS PER STANDARD DRAWING 609.
4"4.5"5"6"8"8"
CATCH BASIN DIMENSIONS
PIPE ALLOWANCES
a. CORRUGATED POLYETHYLENE STORM SEWER PIPE, WSDOTSTANDARD PLAN 9-05.20.
b. WSDOT STANDARD PLAN 9-05.12(1).c. WSDOT STANDARD PLAN 9-05.12(2).
6"
12"
12"
TYP
12"
6"
15' 0
" MAX
.(F
OR
MAI
NTE
NAN
CE)
16" M
AX2"
MIN
28" M
AX
FLAT SLAB TOP
RECTANGULAR ADJUSTMENTSECTION OR CIRCULARADJUSTMENT SECTION
CATCH BASIN FRAME ANDVANED GRATE ORMANHOLE RING AND COVER
SEE TABLE
MORTAR TYP
MORTARFILLET
24" M
IN
1" M
IN2.
5" M
AXTY
P
12" M
AX
STEPS ORLADDER
REINFORCINGSTEEL TYP
GRAVELBACKFILL FORPIPE ZONEBEDDING
GRAVEL BACKFILL FORPIPE ZONE BEDDING
"O" RING
(48" TO 72" ONLY)
CPSSP(a)
FLOWFLOW
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CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
CATCH BASIN TYPE 2
WSDOT STD PLAN B-10.20-01 ACCEPTABLE SUBSTITUTE
HEATHER GRIFFIN
SECTION A-A
TOP
25 1
/4"
29 1/4"
BOLT-DOWN HOLE TYP5/8" - 11 NC, SEE BOLTDOWN DETAIL AND NOTE 2
24 1/4"
NOTES1. THIS FRAME IS DESIGNED TO ACCOMMODATE
20"X24" GRATES OR COVERS AS SHOWN ONSTANDARD DRAWINGS 409 , 410 AND 411.
2. BOLT-DOWN CAPABILITY IS REQUIRED ON ALLFRAMES, GRATES AND COVERS UNLESS SPECIFIEDOTHERWISE IN THE CONTRACT. PROVIDE TWO HOLESIN THE FRAME THAT ARE VERTICALLY ALIGNED WITHTHE GRATE OR COVER SLOTS. THE FRAME SHALLACCEPT THE 5/8" - 11 NC X 2" STAINLESS STEELRECESSED ALLEN HEAD CAP SCREW BEING TAPPED,OR OTHER APPROVED MECHANISM. LOCATION OFBOLT DOWN HOLES VARIES BY MANUFACTURER.
3. REFER TO WSDOT STANDARD SPECIFICATION9-05.15(2) AND DESIGN CONSTRUCTION STANDARDSAND SPECIFICATIONS SECTION 4 FOR ADDITIONALREQUIREMENTS.
BOLT-DOWN DETAIL(SEE NOTE 2)
DETAIL B
GRATE
FRAME
1 5/8"
3/4"
4 1/
2"
7/8"
1/8"
3/4"
AA
FLANGEUPWARD
FRAME CAST INTO6" OR 12" PRECASTADJUSTMENTSECTION.SEE STANDARDDRAWINGS 401,402, 403 OR 404FOR ADJUSTMENTSECTION DETAILS
STAINLESS STEELRECESSED ALLENHEAD CAP SCREW5/8" - 11 NC x 2
DETAIL B
1 5/
8"1
1/4"
2 1/2"
FLANGE UP
FLANGE DOWN
ANYTHICKNESS OFPRECASTADJUSTMENTSECTION
12/30/2016
406
RYAN SASS PAUL WILHELM WRB
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CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
RECTANGULAR FRAME(REVERSIBLE)
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WSDOT STD PLAN B-30.10-01, ACCEPTABLESUBSTITUTE EXCEPT ALL STEEL RECESSED ALLEN
SCREWS MUST BE STAINLESS STEEL
HEATHER GRIFFIN
GUTT
ER F
LOW
LIN
E
10" 10"
11"
GROUT BETWEEN SHIMS WITH4000 PSI CEMENT CONCRETE
PLASTIC SHIM STRIPS(MEADOW BURKE, DAYTONSUPERIOR OR EQUAL) WOODWEDGES/SHIMS ARE NOT ALLOWED
GRATE SEESTANDARDDRAWINGS409, 410 & 411
TYPE A-1 CURB& GUTTERSEE STANDARDDRAWING 307
SOLID BRICKS ORRECTANGULARADJUSTMENT SECTION
FRAME, SEE STANDARDDRAWING 406
MATCH EXISTING SLOPE OFGUTTER OR STREET CROWN
CEN
TERL
INE
OF
GRAT
E
SOLID BRICKS ORRECTANGULARADJUSTMENT SECTION,SEE STANDARDDRAWINGS 401, 402,403 OR 404.
NOTES1. FRAME AND GRATE SHALL BE INSTALLED WITHIN ± 1/4" OF FLUSH WITH FINISHED GRADE.
2. ADJUST FRAME AND GRATE TO MATCH PAVEMENT SLOPE.
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R SASS HEATHER GRIFFIN PAUL WILHELM WRB
File
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CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
TYPICAL FRAME ANDGRATE INSTALLATION
TOP
ISOMETRIC
24"
1" OPENIN
G,TYP20"
NOTES1. BOLT-DOWN CAPABILITY IS REQUIRED ON ALL
FRAMES, GRATES AND COVERS. PROVIDE TWOHOLES IN THE FRAME THAT ARE VERTICALLYALIGNED WITH THE GRATE OR COVER SLOTS.THE FRAME SHALL ACCEPT THE 5/8" - 11 NC X 2"STAINLESS STEEL RECESSED ALLEN HEAD CAPSCREW BEING TAPPED, OR OTHER APPROVEDMECHANISM. LOCATION OF BOLT DOWN HOLESVARIES BY MANUFACTURER.
2. REFER TO WSDOT STANDARD SPECIFICATION9-05.15(2) AND DESIGN CONSTRUCTIONSTANDARDS AND SPECIFICATIONS SECTION 4 FORADDITIONAL REQUIREMENTS.
3. FOR FRAME DETAILS, SEE STANDARD DRAWING406.
4. THE THICKNESS OF THE GRATE SHALL NOTEXCEED 1 5/8".
5. VANED GRATES SHALL BE SPECIFIED, SEESTANDARD DRAWING 411 . THE CITY OF EVERETTSHALL GRANT THE USE OF A HERRINGBONEGRATE ON A CASE BY CASE BASIS.
6. ALL GRATES MUST BE STENCILED OR STAMPED"DUMP NO WASTE, DRAINS TO _", WHERE THEBLANK SHALL BE FILLED IN WITH "STREAM","LAKE", "RIVER", "PUGET SOUND", OR"WETLAND" AS APPLICABLE TO THE LOCATIONWHERE THE GRATE IS TO BE INSTALLED.
(SEE NOTE 1)SECTION A-A
1/2"
3/4"
1 1/4"
5/8"
AA
BOLT-DOWN SLOTDETAIL A
℄
DETAIL A
℄
01/03/2019
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RYAN SASS HEATHER GRIFFIN PAUL WILHELM WRB
File
nam
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CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
HERRINGBONE GRATEFOR CATCH BASIN OR INLET
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WSDOT STD PLAN B-30.50-01, ACCEPTABLESUBSTITUTE EXCEPT ALL STEEL RECESSED ALLEN
SCREWS MUST BE STAINLESS STEEL
SECTION A-A
TOP SECTION B-B
ISOMETRIC SECTION C-C
1. BOLT-DOWN CAPABILITY IS REQUIRED ON ALLFRAMES, GRATES AND COVERS. PROVIDE TWOHOLES IN THE FRAME THAT ARE VERTICALLYALIGNED WITH THE GRATE OR COVER SLOTS.THE FRAME SHALL ACCEPT THE 5/8" - 11 NC X2" STAINLESS STEEL RECESSED ALLEN HEAD CAPSCREW BEING TAPPED, OR OTHER APPROVEDMECHANISM. LOCATION OF BOLT DOWNHOLES VARIES BY MANUFACTURER.
2. ALTERNATIVE REINFORCING DESIGNS AREACCEPTABLE IN LIEU OF THE RIB DESIGN.
3. REFER TO WSDOT STANDARD SPECIFICATION9-05.15(2) AND DESIGN CONSTRUCTIONSTANDARDS AND SPECIFICATIONS SECTION 4FOR ADDITIONAL REQUIREMENTS.
4. FOR FRAME DETAILS, SEE STANDARD DRAWING406.
SECTION D-D
LIFT HANDLE
5"
3 1/2"
1 1/2"
4"
3"
26" R(SEE NOTE 2)
3/4" DIA HOLE
STAINLESS STEEL1/2" DIA BOLT
1 1/2"
4 3/4"
1 5/
8" M
AX
2 1/2" DIAHOLE
24"
20"
1 1/
2"
AA
B
B
C
C
NOTES
℄
DETAIL A
(SEE NOTE 1)
1/2"
3/4"
1 1/4"
5/8"
BOLT-DOWN SLOTDETAIL A
℄
℄
DD
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RYAN SASS HEATHER GRIFFIN PAUL WILHELM WRB
File
nam
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CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
SOLID COVERFOR CATCH BASIN OR INLET
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WSDOT STD PLAN B-30.20-02, ACCEPTABLESUBSTITUTE EXCEPT ALL STEEL RECESSED ALLEN
SCREWS MUST BE STAINLESS STEEL
DIRECTION OF FLOW
1. BOLT-DOWN CAPABILITY IS REQUIRED ON ALLFRAMES, GRATES AND COVERS. PROVIDE TWOHOLES IN THE FRAME THAT ARE VERTICALLYALIGNED WITH THE GRATE OR COVER SLOTS. THEFRAME SHALL ACCEPT THE 5/8" - 11 NC X 2"STAINLESS STEEL RECESSED ALLEN HEAD CAP SCREWBEING TAPPED, OR OTHER APPROVED MECHANISM.LOCATION OF BOLT DOWN HOLES VARIES BYMANUFACTURER.
2. REFER TO WSDOT STANDARD SPECIFICATION9-05.15(2) AND DESIGN CONSTRUCTIONSTANDARDS AND SPECIFICATIONS SECTION 4 FORADDITIONAL REQUIREMENTS.
3. FOR FRAME DETAILS, SEE STANDARD DRAWINGS406 AND 407.
4. ALL GRATES MUST BE STENCILED OR STAMPED"DUMP NO WASTE, DRAINS TO _", WHERE THEBLANK SHALL BE FILLED IN WITH "STREAM", "LAKE","RIVER", "PUGET SOUND", OR "WETLAND" ASAPPLICABLE TO THE LOCATION WHERE THE GRATE ISTO BE INSTALLED.
SECTION B-B
AA
B
B
SECTION A-A
NOTES
3"5"
5"5"3"
5"5"
5"20
"
1"
24"7 OR 8 EQUAL SPACES
1 5/
8" M
AX
CC
B
B
SECTION C-C
24"4 EQUAL SPACES
1 5/
8" M
AX
4 EQUAL SPACES
ISOMETRIC
(SEE NOTE 1)SECTION E-E
EE
DETAIL A
1/2"
3/4"
1 1/4"
5/8"
BOLT-DOWN SLOTDETAIL A
℄
℄
STANDARD DIRECTIONAL GRATE
BI-DIRECTIONAL OPTION
ISOMETRIC
DETAIL A
01/03/2019
411
RYAN SASS HEATHER GRIFFIN PAUL WILHELM WRB
File
nam
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CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
VANED GRATESFOR CATCH BASIN OR INLET
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WSDOT STD PLAN B-30.30-01 AND B-30.40-01, ACCEPTABLESUBSTITUTE EXCEPT ALL STEEL RECESSED ALLEN SCREWS
MUST BE STAINLESS STEEL
DETAIL A
6
1
SECTION A-A
TOP VIEW FRAME DETAIL
1. THIS INLET REQUIRES THE PRECAST CATCH BASINUNIT TO BE ROTATED 90 DEGREES SO THAT THENARROW SIDE IS PARALLEL TO THE CURB LINE.WHEN CALCULATING OFFSETS FROM CURB TOCENTERLINE OF THE PRECAST CATCH BASIN, PLEASENOTE THAT THE CENTERLINE OF THE GRATE IS NOTTHE CENTERLINE OF THE PRECAST CATCH BASIN.SEE SECTION A.
2. THE DIMENSIONS OF THE FRAME AND HOOD MAYVARY SLIGHTLY AMONG DIFFERENTMANUFACTURERS. THE FRAME MAY HAVE CASTFEATURES INTENDED TO SUPPORT A DEBRISGUARD. HOOD UNITS MAY BE MOUNTED INSIDEOR OUTSIDE OF THE FRAME. THE METHODS FORFASTENING THE SAFETY BAR / DEBRIS GUARD TOTHE HOOD MAY VARY. THE HOOD MAY INCLUDECASTING LUGS. THE TOP OF THE HOOD MAY BECAST WITH A PATTERN.
3. ATTACH THE HOOD TO THE FRAME WITH TWO 3/4"× 2" STAINLESS STEEL HEX HEAD BOLTS, NUTS, ANDOVERSIZE WASHERS. THE WASHERS SHALL HAVEDIAMETERS ADEQUATE TO ENSURE FULL BEARINGACROSS THE SLOTS.
4. BOLT-DOWN CAPABILITY IS REQUIRED ON ALLFRAMES, GRATES AND COVERS, UNLESS SPECIFIEDIN THE CONTRACT. PROVIDE TWO HOLES IN THEFRAME THAT ARE VERTICALLY ALIGNED WITH THEGRATE SLOTS. THE FRAME SHALL ACCEPT THE 5/8" -11 NC × 2" STAINLESS STEEL ALLEN HEAD CAPSCREW BY BEING TAPPED, OR OTHER APPROVEDMECHANISM. THE LOCATION OF BOLT-DOWNHOLES VARIES AMONG DIFFERENTMANUFACTURERS. SEE BOLT-DOWN DETAIL,STANDARD DRAWING 406.
5. ONLY DUCTILE IRON VANED GRATES SHALL BE USED.SEE STANDARD DRAWING 411 FOR GRATE DETAILS.REFER TO WSDOT STANDARD SPECIFICATION9-05.15(2) AND DESIGN CONSTRUCTIONSTANDARDS AND SPECIFICATIONS SECTION 4 FORADDITIONAL REQUIREMENTS.
6. THIS PLAN IS INTENDED TO SHOW THEINSTALLATION DETAILS OF A MANUFACTUREDPRODUCT. THIS PLAN IS NOT INTENDED TO SHOWTHE SPECIFIC DETAILS NECESSARY TO FABRICATETHE CASTINGS DEPICTED IN THIS DRAWING.
NOTES
ISOMETRIC VIEW COMBINATION INLETFRAME, HOOD, AND VANED GRATE
CURB OR CURB& GUTTER
MATCH TOP OF HOODTO TOP OF CURB (TYP.)
HOOD
SAFETY BAR / DEBRIS GUARD
20" X 24" VANED GRATE
FRAME
CATCH BASIN℄
HOLE OR SLOT FORATTACHING HOOD (TYP)
FRAME
TOP OF GRATE
HOOD
LEVEL
0 TO 1"CLR
1" M
IN1"R
APPROX.5 1/2"
29" MIN
20 1/4"1"
MINTYP
24 1
/4"
29" M
IN
7"
3"
34"(WIDE SIDE)CB TYPE 1
40"(WIDE SIDE)CB TYPE 1L
FACE OF CURB
3
2
1/2" MIN
1
A
A
2
4
1 1/
2"M
INTY
P
OPE
NIN
GHE
IGHT
4" M
IN
℄ GRATE
APPROXIMATEHALF OPENINGHEIGHT
TYP
TYP
12/30/2016RYAN SASS HEATHER GRIFFIN PAUL WILHELM WRB
File
nam
e
CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
OPEN CURB FACEFRAME AND GRATE
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\STD
412.
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PM
WSDOT STD PLAN B-25.20-01, ACCEPTABLESUBSTITUTE EXCEPT ALL STEEL RECESSED ALLEN
SCREWS MUST BE STAINLESS STEEL
412
24"MAX
32"
6" O
R 12
"6"
44"
1" VENT HOLE WHENNOT CONNECTED TOCOMBINED SEWER
6" OR 8" PVC PLUG
ADAPTOR OR PIPE JOINT
18"
6" MIN
6" OR 8" PVC PIPE
SAND COLLAR OR COR-N-SEAL TYPICAL
6" OR 8" PVC PIPE AS REQUIRED
CATCH BASIN TYPE 1L, SEE STANDARD DRAWING 403
24"
6" OR 8" PVCFACTORY TEE
FLOWFLOW
1. INSTALL LOCKING FRAME & GRATE PER STANDARDDRAWING 406. PROVIDE SOLID COVER PERSTANDARD DRAWING 410 WHEN STRUCTURE WILLNOT RECEIVE SURFACE RUNOFF.
NOTES
03/07/2017
413
RYAN SASS HEATHER GRIFFIN PAUL WILHELM WRB
File
nam
e
CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.FLOATABLE MATERIALSEPARATOR & GAS TRAP
FOR 6" OR 8" LINEST:\A
CAD\
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\STD
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:39
PM
1. INSTALL CATCH BASIN TOP, FRAME, GRATE ANDSECTIONS SO THAT LIFT GATE IS VISIBLETHROUGH OPENING AND STEPS CLEAR INLETAND RESTRICTOR UNIT.
2. INSTALL LOCKING FRAME & GRATE OR COVERPER STANDARD DRAWINGS 406 AND 610.FRAME AND COVER PER STANDARD DRAWING610 IS REQUIRED IF INSTALLATION IS NOT INPAVED AREA OR IS NOT TO FUNCTION AS ACATCH BASIN.
3. 1" VENT HOLE WHEN NOT CONNECTED TOCOMBINED SEWER SYSTEM.
4. SEPARATOR ASSEMBLY SEE STANDARDDRAWING 415 AS APPLICABLE.
5. STEPS PER STANDARD DRAWING 609.
6. MIN CLEARANCE: 36" FOR OUTLETS OF 24" ANDLARGER 18", FOR OUTLETS OF 18" AND SMALLER
7. BAND STRAP WITH GASKET
8. SECURE SEPARATOR TO CATCH BASIN WITH 8 GAALUMINUM STRAP. BOLT TO CATCH BASIN WALLWITH STAINLESS STEEL ANCHOR BOLTS AND TOSEPARATOR UNIT.
9. FOR LIFT GATE ASSEMBLY AND ALUMINUM RODLIFT HANDLE ASSEMBLY SEE STANDARDDRAWING 416.
NOTES
36" M
IN
24" M
IN
1 1/4" MAX
36" CLEAR ZONE
GROUT (TYP)
1
8
7
3
9
7
8
FLOWFLOW
SECTION
PLAN
FLOW
24" MIN TYP
FLOW
TYPE 2 CATCH BASIN(SIZE DETERMINED BY CLEARANCE REQIREMENTS,
- 54" CATCH BASIN DIA MIN)
5
24" MIN
404/25/2017
414
RYAN SASS HEATHER GRIFFIN PAUL WILHELM WRB
File
nam
e
CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.FLOATABLE MATERIALSEPARATOR AND/OR GAS TRAP
FOR 12" AND LARGER LINEST:\A
CAD\
EPS-
COE
DESI
GN &
CO
NST
R SP
ECS
FOR
DEVE
LOPM
ENT\
IN-W
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\STD
414.
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PM
24" M
IN24
" MIN
1. INSTALL CATCH BASIN TOP, FRAME, GRATE ANDSECTIONS SO THAT LIFT GATE IS VISIBLETHROUGH OPENING AND STEPS CLEAR INLETAND RESTRICTOR UNIT.
2. INSTALL LOCKING FRAME AND GRATE OR COVERSEE STANDARD DRAWINGS 405 OR 610. FRAMEAND COVER PER STANDARD DRAWING 610 ISREQUIRED IF INSTALLATION IS NOT IN PAVEDAREA OR IS NOT TO FUNCTION AS A CATCHBASIN.
3. RESTRICTOR ASSEMBLY SEE STANDARDDRAWING 416.
4. FOR STEPS SEE STANDARD DRAWING 609.
5. BAND STRAP WITH GASKET.
6. SECURE RESTRICTOR TO CATCH BASIN WITH 8GAUGE ALUMINUM STRAPS AND BOLT TOCATCH BASIN WALL WITH STAINLESS STEELANCHOR BOLTS. ONE STRAP ABOVE AND BELOWOUTLET REQUIRED, INTERMEDIATE STRAPSREQUIRED FOR RESTRICTOR RISERS GREATERTHAN 12' ABOVE OUTLET.
7. FOR ALUMINUM ROD LIFT HANDLE ASSEMBLYSEE STANDARD DRAWING 416.
NOTES
PLAN
ELEVATION
1 1/4"
DETAIL "A" TYPICAL RESTRICTOR INSTALLATION
5
6
5
34
2
7
6
TYPE 2 CATCH BASIN54" DIA MIN
24" MINCLEARANCEFROM ALLAPPURTENANCES
GROUT
6
1
FLOWFLOW
FLOWFLOW
6" M
INCL
EAR
24"
MIN
GROUT
12/06/2019
415
RYAN SASS HEATHER GRIFFIN PAUL WILHELM WRB
File
nam
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TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
PUBLIC WORKS
DEPARTMENT
TYPICAL RESTRICTORINSTALLATION
T:\A
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:41
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DETAIL "A" SECONDARY ORIFICE
LIFT GATE SHALL BE CONSTRUCTED OF:1/4" R-6061-T6 ALUMINUM WITH CLOSED CELLNEOPRENE PER ASTM 1056-67 CHEMICALRESISTANT (OIL & GREASE), OZONE RESISTANT, -20°TO 180° F SERVICE TEMPERATURE
ALL PARTS TO BE R-6061-T6 ALUMINUM
INVERT
8" OR 12", FOR SIZESEE DETAIL "B"
DETAIL "C" LIFT GATE ASSEMBLY & GATE DETAIL
BAND ELBOW TO STUBWITH REMOVABLE WATERTIGHT COUPLING
INVERT ELEV PER PLANS
STUB WELDEDTO STAND PIPE
STANDPIPE WALLELBOW
ORIFICE PLATE WELDEDTO STUB. ORIFICEMACHINE-CUT
ALL 1/4" R-6061-T6ALUMINUM
LIFT GATE & PIPE,SEE DETAIL "B"
WELD GATEASSEMBLY TO PIPE
STAINLESS STEELBOLTS WITHLOCKING NUTS
6"
ALUMINUM RODLIFT HANDLEASSEMBLY
RESTRICTOR UNIT SHALL BECONSTRUCTED OF CORRUGATEDALUMINUM PIPE ALCLAD 3004-H34,ASSHTO M 197-82(1986) OR EQUAL.GALVANIZED STEEL WILL NOT BEPERMITTED.
DETAIL "C"
C
D°
24" M
INA
OVERFLOW EL=______
INVERT ELEV PER PLANS
ORIFICE INVERT EL=____DIA=____
ALUMINUM LIFT GATE
INVERT ELEV PER PLANS
RESTRICTOR PLATE WITH ORIFICEDIA=____
OPTIONAL NOTCH WEIR ORIFICEEL= _____ , LENGTH=_____
℄
24"MIN
12" OPENING
24" AND LARGERDESCRIPTION
DCBA
DIM
ANGLEGATE SIZE
CLEAN OUTOUTLET
8" OPENING
18" AND SMALLER
42°±
8" ID
SIZE
DETAIL "B" TYPICAL RESTRICTOR ASSEMBLY
34°±
10" ID
DETAIL "A"
6"
B
03/08/2017
416
RYAN SASS HEATHER GRIFFIN PAUL WILHELM WRB
File
nam
e
CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
LIFT GATE ASSEMBLY &SECONDARY ORIFICE DETAILT:
\ACA
D\EP
S-CO
E DE
SIGN
& C
ON
STR
SPEC
S FO
R DE
VELO
PMEN
T\IN
-WO
RK\S
TD41
6.DW
GPL
OTT
ED: 1
/23/
2019
4:3
9 PM
1. DETENTION STRUCTURE SHALL BE FABRICATED FROM ONE OF THE FOLLOWING:A. CORRUGATED ALUMINUM PIPE 12 GAGE MIN.B. HIGH DENSITY POLYETHYLENE PIPE.C. CORRUGATED POLYETHYLENE STORM SEWER PIPE.D. STEEL RIB REINFORCED POLYETHYLENE PIPE.
2. ANNUAL INSPECTIONS AND CLEANING REQUIRED BY OWNER TO ENSURE PROPER OPERATION OF DETENTION SYSTEM.
3. W = MAXIMUM WIDTH OF TRENCH FOR PIPE/VAULT PER MANUFACTURER INSTALLATION INSTRUCTIONS.
4. COMPACT IN 8" LIFTS TO 90% MAX DENSITY.
5. INLET AND OUTLET PIPE INVERTS SHALL MATCH BOTTOM OF VAULT ELEVATION.
6. DISTANCE BETWEEN ACCESS POINTS SHALL NOT EXCEED 100'. PROVIDE ACCESS RISERS AS NEEDED BETWEEN THEMANHOLES.
7. TANKS LARGER THAN 48" IN DIAMETER MAY BE CONNECTED TO ADJOINING STRUCTURES WITH A SHORT LENGTH OF 48"DIAMETER PIPE. PIPE SHALL BE OF THE SAME MATERIAL AS THE TANK. CONNECTING PIPE BANDS AND/OR COUPLINGSSHALL BE AS APPROVED BY THE CITY OF EVERETT.
8. THE OUTLET PIPE FROM THE FLOW CONTROL RISER SHALL BE ELEVATED 6" ABOVE THE DETENTION PIPE BOTTOM TOCREATE DEAD STORAGE FOR SEDIMENT.
NOTES
A
A
TYPE 2 - 72" CATCH BASINWITH 2' MIN CATCH PERSTANDARD DRAWING 405
DETENTION PIPE/VAULT(DIA & LENGTH PER PLANS)
48" DIA
RESTRICTORINSTALLATIONPER STANDARDDRAWING 415
48" DIA
NORMAL WATER LEVEL
LOCKING COVER SEESTANDARD DRAWING 610
FINISHED GRADE, SEEPLANS & SPECIFICATIONS
2" MIN DIA AIR VENT PIPEREQUIRED WHEN THERE IS NOACCESS RISER ON VAULT
COMPACT IN 8" LIFTSTO 90% MAX DENSITY
CRU
SHED
SU
RFAC
ING
BASE
CO
URS
E12
"M
IN DETENTION PIPE DIAPER PLANS
W
ELEVATION
2' MAX
LEVEL
SECTION A-A
2' MAX
FLOW
6" M
IN
FINSHEDGRADE
FLOW
VAULT OUTLET
SEE NOTE 8
12/3/2020
418
RYAN SASS HEATHER GRIFFIN PAUL WILHELM WRB
File
nam
e
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
PUBLIC WORKSDEPARTMENT
TYPICAL CLOSEDUNDERGROUND
DETENTION SYSTEMT:\A
CAD\
EPS-
COE
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418.
DWG
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TTED
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3/20
20 1
0:58
AM
T:\A
CAD\
EPS-
COE
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GN &
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\STD
421.
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PM
03/13/2017
421
RYAN SASS HEATHER GRIFFIN PAUL WILHELM ESH
File
nam
e
CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
8 INCH STORMWATERCLEAN-OUT
NOTES1. 8" PVC THREADED PLUG MAYBE SUBSTITUTED FOR
CAST IRON RING AND COVER IN LANDSCAPING AREA.
10"9"
8 3/4"
15"8"
7 3/4"7"
1/2"
5/8"
2"1/
2"
1 1/
4"
24"
12" 12"
4 3/4"8"
1"
1"
1/2"
AA
4"
PLAN
SECTION A-ACAST IRON RING AND COVER
3/4" RAISED SQUARES,3/4" APART, 1/8" HIGH
1/2" WIDE, 1/8" HIGHRAISED BORDER
FIBER JOINTPACKING45° BEND
RUNOFFTREATMENTFACILITYFLOW
PLAN
RUNOFF TREATMENTDESIGN WATERSURFACE ELEVATION
CONCRETE VAULT OR TYPE 2 CATCH BASIN(SIZE DETERMINED BY CLEARANCE REQIREMENTS,
- 60" CATCH BASIN MIN)
NOTES
SECTION
4" DIA ORLARGERPIPE
REINFORCED CONCRETE WEIRPRECAST INTO STRUCTURE ORATTACHED AT BOTH SIDES WITH FULLHEIGHT WATER TIGHT CONNECTION.
INLET
1. WATER QUALITY OUTFLOW PIPE SIZED TOCONVEY THE WATER QUALITY FLOW RATEAT THE RUNOFF TREATMENT DESIGNWATER SURFACE ELEVATION.
2. THE RUNOFF TREATMENT DESIGN WATERSURFACE ELEVATION SHALL BE A MINIMUMOF 2x THE PIPE DIAMETER ABOVE THE PIPEINVERT. WEIR HEIGHT SHALL BE AT RUNOFFTREATMENT DESIGN WATER SURFACEELEVATION.
3. INLET PIPE MAY BE AT OR BELOW THERUNOFF TREATMENT DESIGN WATERSURFACE ELEVATION, BUT BACKWATEREFFECTS ON THE UPSTREAM SYSTEM MUSTBE ACCOUNTED FOR.
4. WEIR SHALL HAVE #4 BAR AT 12" SPACINGEACH WAY.
5. STEPS PER STANDARD DRAWING 609.
6. INSTALL LOCKING FRAME AND GRATE ORCOVER PER STANDARD DRAWING 406 AND407. FRAME AND COVER PER STANDARDDRAWING 610 IS REQUIRED IF INSTALLATIONIS NOT IN PAVED AREA OR IS NOT TOFUNCTION AS CATCH BASIN.
MANHOLE RING ANDCOVER WITHLOCKING BOLTS. SEESTANDARD DRAWING610
INLET
FLOW
BYPASSFLOW
BYPASSFLOW
RUNOFFTREATMENTFACILITYFLOW
03/13/2017
422
RYAN SASS HEATHER GRIFFIN PAUL WILHELM WRB
File
nam
e
CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
BYPASS STRUCTURETYPE A
T:\A
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\STD
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NOTES1. FLOATABLE MATERIAL BAFFLE SEE STANDARD
DRAWING 424, WITHOUT VENT HOLE.
2. CAP OR PLATE WITH 1" DIAMETER VENT HOLE
3. RUNOFF TREATMENT DESIGN STORMWATERSURFACE ELEVATION, PER PLANS.
4. FOR LIFT GATE ASSEMBLY AND ALUMINUM RODLIFT HANDLE ASSEMBLY SEE STANDARD DRAWING416.
5. WATER QUALITY OUTFLOW PIPE SIZED TOCONVEY THE WATER QUALITY FLOW RATE AT THERUNOFF TREATMENT DESIGN WATER SURFACEELEVATION. AN 8" DIAMETER MINIMUM ORIFICEPLATE MAY BE INSTALLED IN THE WATER QUALITYOUTFLOW PIPE TO FURTHER REDUCE DISCHARGERATES.
6. THE RUNOFF TREATMENT DESIGN WATERSURFACE ELEVATION SHALL BE A MINIMUM OF 2XTHE PIPE DIAMETER ABOVE THE PIPE INVERT.
7. INLET PIPE MAY BE AT OR BELOW THE RUNOFFTREATMENT DESIGN WATER SURFACE ELEVATION,BUT BACKWATER EFFECTS ON THE UPSTREAMSYSTEM MUST BE ACCOUNTED FOR.
8. FOR TYPICAL RESTRICTOR ASSEMBLY AND LIFTGATE ASSEMBLY SEE STANDARD DRAWINGS 415AND 416.
9. STEPS PER STANDARD DRAWING 609.
10. INSTALL LOCKING FRAME AND GRATE OR COVERPER STANDARD DRAWING 406 AND 407. FRAMEAND COVER PER STANDARD DRAWING 610 ISREQUIRED IF INSTALLATION IS NOT IN PAVEDAREA OR IS NOT TO FUNCTION AS CATCH BASIN.
6" MIN
24" M
IN24
" MIN
SECTION
PLAN
EMERGENCYOVER FLOW
6
OPEN BOTTOM ORRESTRICTOR PLATESEE NOTE 5
RESTRICTORPLATEWITHORIFICESEENOTE 5
4
3
2
FLOWRESTRICTOR
RUNOFFTREATMENTFACILITYFLOW
BYPASSFLOW
BYPASSFLOW
RUNOFFTREATMENTFACILITYFLOW
24"
MIN
TYP
INLET
FLOW
6" MIN
03/13/2017
423
RYAN SASS HEATHER GRIFFIN PAUL WILHELM WRB
File
nam
e
CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
BYPASS STRUCTURETYPE B
T:\A
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SECTION
1. CAP OR PLATE WITH 1" DIAMETER VENT HOLE(INSTALL SEE STANDARD DRAWING 415) FORRESTRICTOR STANDPIPE WITHOUT SECONDARYOVERFLOW ORIFICE.
2. RESTRICTOR STANDPIPE WITHOUT ANYPRIMARY OR SECONDARY ORIFICES AND WITHFLOATABLE MATERIAL BAFFLE. INSTALLATIONSEE STANDARD DRAWING 415.
3. RUNOFF TREATMENT DESIGN STORMWATERSURFACE ELEVATION, PER PLANS.
4. FOR LIFT GATE ASSEMBLY AND ALUMINUM RODLIFT HANDLE ASSEMBLY SEE STANDARDDRAWING 416.
5. WATER QUALITY OUTFLOW PIPE SIZED TOCONVEY THE WATER QUALITY FLOW RATE ATTHE RUNOFF TREATMENT DESIGN WATERSURFACE ELEVATION.
6. THE RUNOFF TREATMENT DESIGN WATERSURFACE ELEVATION SHALL BE A MINIMUM OF2X THE PIPE DIAMETER ABOVE THE PIPE INVERT.
7. INLET PIPE MAY BE AT OR BELOW THE RUNOFFTREATMENT DESIGN WATER SURFACEELEVATION, BUT BACKWATER EFFECTS ON THEUPSTREAM SYSTEM MUST BE ACCOUNTED FOR.
8. STEPS PER STANDARD DRAWING 609.
9. INSTALL LOCKING FRAME AND GRATE ORCOVER PER STANDARD DRAWING 406 AND 407.FRAME AND COVER PER STANDARD DRAWING610 IS REQUIRED IF INSTALLATION IS NOT INPAVED AREA OR IS NOT TO FUNCTION AS CATCHBASIN.
NOTES
CAP WITH 1"VENT HOLE
FLOATABLE MATERIALBAFFLE
24" M
IN24
" MIN
PLAN
2
3
4
1
6" MIN
24"
MIN
STIFFENER RIB
BAFFLE
STANDPIPE
FLOATABLE MATERIAL BAFFLEISOMETRIC
RUNOFFTREATMENTFACILITYFLOW BYPASS
FLOW
INLET
FLOW
BYPASSFLOW
RUNOFFTREATMENTFACILITYFLOW
6" M
IN
03/13/2017
424
RYAN SASS HEATHER GRIFFIN PAUL WILHELM WRB
File
nam
e
CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
BYPASS STRUCTURETYPE C
T:\A
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\STD
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:40
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NOTESDESIGN:1. SEE THE RAIN GARDEN HANDBOOK FOR WESTERN
WASHINGTON FOR DESIGN AND PLANTINGINSTRUCTIONS. NATIVE PLANTS ARE PREFERRED,BECAUSE NON-NATIVE AND INVASIVE SPECIESCAN MOVE DOWNSTREAM AND DAMAGEHABITAT. IF NON-NATIVES ARE CHOSEN, BE SURETHAT THEY WILL NOT DAMAGE DOWNSTREAMHABITAT.
2. RAIN GARDENS MAY BE USED TO MEETSTORMWATER MINIMUM REQUIREMENT #5 FORSITES WHICH ADD OR REPLACE LESS THAN 5000 SFOF NEW OR REPLACED HARD SURFACE.
3. PROVIDE RAIN GARDEN INFORMATIVE SIGNS FORRAIN GARDEN ASSOCIATED WITH NEWCONSTRUCTION. SIGNS ARE AVAILABLE FROMPERMIT SERVICES.
4. MAINTENANCE AGREEMENTS ARE REQUIRED FORRAIN GARDEN INSTALLATION USED TO MEETSTORMWATER MINIMUM REQUIREMENTS.
INFILTRATION RAIN GARDEN
CONSTRUCTION:1. BUILD AND VEGETATE RAIN GARDEN AS EARLY AS
POSSIBLE TO ESTABLISH PLANTINGS BEFOREDIRECTING STORMWATER RUNOFF TO IT.
2. INFILTRATION AREAS (THE AREA OF THE RAINGARDEN AS DEFINED BY THE TOP ELEVATION OFTHE FACILITY) SHALL BE FENCED OFF FROM THEFIRST DAY OF EARTH MOVING UNTIL PROJECTCOMPLETION TO PREVENT COMPACTION OF THESUBGRADE, DIRT TRACKING ONTO ANY LAYER OFTHE FACILITY AND STOCKPILING OF CONSTRUCTIONMATERIALS THAT MAY CLOG THE SURFACE.
3. DURING EXCAVATION OF NATIVE SOILS TO THEBOTTOM OF THE FACILITY, RAINFALL MAY CAUSEFINES TO CLOG THE SURFACE OF THE FACILITY. IFTHE NATIVE SOIL HAS BEEN EXPOSED TO RAINFALL,HAND RAKE THE SURFACE TO A DEPTH OF 3" TORESTORE INFILTRATION CAPACITY.
4. DURING AREA DRAIN INSTALLATION, DISTURBNATIVE SOILS AS LITTLE AS POSSIBLE.
3" DEPTH 3/4" DRAIN ROCK, OPTIONAL
EXISTING GRADE
COMPACTED NATIVE SUBGRADE
12"-24" AMENDEDPLANTING SOIL
EXCAVATE AT STABLESLOPE ANGLE FOR NATIVE SOIL
BERM AS NEEDED
AREA DRAIN WITH BEEHIVE GRATE.NOT REQUIRED IF SURFACE OVERFLOWROUTE IS PROVIDED
MIN SUMP DEPTH
COMPACTED NATIVE MATERIAL
WIDTH (5' MIN)
PLANTINGS
6"-12" TYPICALPONDING DEPTH
NON-PERFORATED OVERFLOWPIPE DIRECTED TO APPROVED DISPOSAL POINT
1-2" MULCH
18"
BEEHIVE RIM
3H:1V SIDE SLOPETYPICAL
RAINGARDEN
RAINGARDENINFORMATIVESIGN
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426
RYAN SASS HEATHER GRIFFIN PAUL WILHELM ESH
File
nam
e
CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
RAIN GARDEN WITHOVERFLOW
18"
MIN SUMP DEPTH
SEPE
RATI
ON
/FIL
TER
ROCK
LAY
ER 18' M
IN
3"
WIDTH (5' MIN)
6" MIN
6" MIN
NOTESDESIGN:1. SEE THE RAIN GARDEN HANDBOOK FOR WESTERN
WASHINGTON FOR DESIGN AND PLANTINGINSTRUCTIONS. NATIVE PLANTS ARE PREFERRED,BECAUSE NON-NATIVE AND INVASIVE SPECIES CANMOVE DOWNSTREAM AND DAMAGE HABITAT. IFNON-NATIVES ARE CHOSEN, BE SURE THAT THEY WILLNOT DAMAGE DOWNSTREAM HABITAT.
2. RAIN GARDENS MAY BE USED TO MEETSTORMWATER MINIMUM REQUIREMENT #5 FORSITES WHICH ADD OR REPLACE LESS THAN 5000 SF OFNEW OR REPLACED HARD SURFACE.
3. PROVIDE RAIN GARDEN INFORMATIVE SIGNS FORRAIN GARDEN ASSOCIATED WITH NEWCONSTRUCTION. SIGNS ARE AVAILABLE FROM PERMITSERVICES.
4. MAINTENANCE AGREEMENTS ARE REQUIRED FORRAIN GARDEN INSTALLATION USED TO MEETSTORMWATER MINIMUM REQUIREMENTS.
CONSTRUCTION:1. BUILD AND VEGETATE RAIN GARDEN AS EARLY AS
POSSIBLE TO ESTABLISH PLANTINGS BEFOREDIRECTING STORMWATER RUNOFF TO IT.
2. INFILTRATION AREAS (THE AREA OF THE RAINGARDEN AS DEFINED BY THE TOP ELEVATION OF THEFACILITY) SHALL BE FENCED OFF FROM THE FIRST DAYOF EARTH MOVING UNTIL PROJECT COMPLETION TOPREVENT COMPACTION OF THE SUBGRADE, DIRTTRACKING ONTO ANY LAYER OF THE FACILITY ANDSTOCKPILING OF CONSTRUCTION MATERIALS THATMAY CLOG THE SURFACE.
3. DURING EXCAVATION OF NATIVE SOILS TO THEBOTTOM OF THE FACILITY, RAINFALL MAY CAUSEFINES TO CLOG THE SURFACE OF THE FACILITY. IF THENATIVE SOIL HAS BEEN EXPOSED TO RAINFALL, HANDRAKE THE SURFACE TO A DEPTH OF 3" TO RESTOREINFILTRATION CAPACITY.
4. DURING AREA DRAIN INSTALLATION, DISTURB NATIVESOILS AS LITTLE AS POSSIBLE.
EXCAVATE AT STABLESLOPE ANGLE FORNATIVE SOIL
1/2"-3/8" WASHED GRAVEL
1-2" MULCH
EXISTING GRADE
COMPACTED NATIVE FILL
BERM AS NEEDED
PLANTINGS
CLEAN OUT SET CAP HIGHERTHAN MAX WATER LEVEL
6"-12" TYPICALPONDING DEPTH
3H:1V SIDE SLOPE MAX TYPICAL
AMENDED PLANTING SOIL
AREA DRAIN WITH BEEHIVE GRATE
NON-PERFORATED OVERFLOWPIPE DIRECTED TO APPROVED DISPOSAL POINT
3" DEPTH 3/4" DRAIN ROCK, OPTCOMPACTED NATIVE SUBGRADE
CLEAN COARSE SAND(WSDOT STD SPEC 9-03.13)
UNIFORMLY GRADEDSTORAGE ROCK(WSDOT STD SPEC 9-03.12(5)OR EQUIVALENT)
UNDISTURBED NATIVESUBGRADE
6" PERFORATED PVC PIPE,S=0.0000
RAINGARDEN
RAINGARDENINFORMATIVESIGN
RAINGARDEN
3"
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427
RYAN SASS HEATHER GRIFFIN PAUL WILHELM ESH
File
nam
e
CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
RAIN GARDEN WITHUNDERDRAIN
NOTES1. FOR ALL PONDS WITHOUT AN INTERNAL BERM ONLY
A SINGLE ACCESS RAMP IS REQUIRED. EXTENDACCESS ROAD MATERIAL ALONG THE ENTIRE LENGTHOF THE POND BOTTOM.
2. SEE TEXT FOR ROAD SURFACING MATERIALREQUIREMENTS.
3. REFER TO THE CITY OF EVERETT STORMWATERMANAGEMENT MANUAL FOR ADDITIONAL DESIGNREQUIREMENTS.
PLAN VIEW
INLET PIPE & CATCH BASIN
BERM OR BAFFLE AT WQ DESIGN WS ORSUBMERGED 1' BELOW WQ DESIGN WS.EXTEND BERM ACROSS ENTIRE WETPOOL.
SECOND WETPOOL CELL
CONTROL MANHOLE & OUTLET PIPE
ACCESS ROAD TO OUTLETSTRUCTURE
ACCESS ROAD TO INLETSTRUCTURE
OUTLET EROSION CONTROL ENERGY DISSIPATIONPER DETENTION FACILITY REQUIREMENTS
EMERGENCY SPILLWAY PERDETENTION FACILITY REQUIREMENTS
ACCESS RAMP TOBOTTOM OF FIRST
WETPOOL CELL (7H:1V)
FIRST WETPOOL CELL
BERM TOP WIDTH 5'MIN. (IF EARTHEN)
WQ DESIGN WSDETENTION WS
OVERFLOW WS
EMERGENCY OVERFLOW WS
EXTEND ACCESS ROAD SURFACINGACROSS BOTTOM OF POND
12' WIDE PERIMETER ACCESS ROAD WHENREQUIRED
ACCESS RAMP TO BOTTOM OF SECOND CELL(EXCEPT WETLAND CELLS). NOT REQUIRED IFACCESS IS PROVIDED OVER BERM
ACCESS RAMP OVER BERM (OPTIONAL) (7H:1V)MAINTAIN 5' FLAT SECTION AT BERM TOPELEVATION
15' M
IN
15' MIN
WETPOOLWIDTH
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429
RYAN SASS HEATHER GRIFFIN PAUL WILHELM ESH
File
nam
e
CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
TYPICAL DETENTIONAND/OR WETPOND
NOTES
1. PERMEABLE PAVEMENT WITHIN CITY RIGHT-OF-WAYREQUIRES APPROVAL BY THE CITY ENGINEER WHEN PLACEDBENEATH A TRAVELED WAY. THESE GUIDELINES PROVIDE AMINIMUM DEPTH FOR THE HYDROLOGIC PERFORMANCE OFTHE PERMEABLE PAVEMENT. THE STRUCTURAL CAPACITY OFPAVEMENT SECTIONS WHEN SUBJECT TO VEHICULAR LOADSDEPENDS ON SEVERAL FACTORS AND MUST BE DESIGNED BYA LICENSED PROFESSIONAL ENGINEER.
2. LONGITUDINAL SLOPE, 0 TO 5% MAX. FOR PERMEABLEASPHALT, 8% MAX. FOR PERMEABLE CONCRETE.
3. USE CHECK DAM OR OTHER METHODS TO MAXIMIZEPONDING IN THE SUBSURFACE FOR LONGITUDINAL SLOPESEXCEEDING 2%. SEE STANDARD DRAWING 431.
4. LEVELING COURSE MATERIALS: 1.5" TO U.S. NO. 8UNIFORMLY GRADED, CRUSHED (ANGULAR), THOROUGHLYWASHED STONE.
5. GEOTEXTILE SHALL BE PROVIDED BETWEEN RUNOFFTREATMENT LAYER OR NATIVE SOIL AND PERMEABLEBALLAST WHEN RECOMMENDED BY GEOTECHNICALPROFESSIONAL OR PAVEMENT DESIGNER. GEOTEXTILE SHALLBE PROVIDED WHEN FINES IN NATIVE SUBGRADE EXCEED 7%ON THE #200 SIEVE. GEOTEXTILE SHALL BE PLACED BETWEENPERMEABLE BALLAST AND TREATMENT LAYER IF ATREATMENT LAYER IS USED. GEOTEXTILE SHALL BEGEOTEXTILE FOR SEPARATION PER WSDOT/APWASTANDARD SPECIFICATION 9-33.2, NON WOVEN, TABLE 3.
6. PERMEABLE CONCRETE MUST BE INSTALLED BY A CERTIFIEDPERMEABLE CONCRETE INSTALLER. PERMEABLE ASPHALTMUST BE INSTALLED BY AN EXPERIENCED PERMEABLEASPHALT INSTALLER.
7. RUNOFF TREATMENT LAYER SHALL BE REQUIRED FORPAVEMENT WHICH IS SUBJECT TO VEHICULAR TRAFFIC OROTHER POLLUTANTS WHERE NATIVE SOILS DO NOT MEETTHE REQUIREMENTS FOR TREATMENT. SEE THESTORMWATER MANAGEMENT MANUAL.
8. SUBGRADE SHALL BE COMPACTED TO A FIRM AND UN-YIELDING CONDITION IN ACCORDANCE WITH THE PROJECTPAVEMENT DESIGN. DO NOT OVER COMPACT SUBGRADE.HEAVY TRUCK AND CONSTRUCTION EQUIPMENT SHALL BEPROHIBITED FROM DRIVING ON THE SUBGRADE THROUGHOUT CONSTRUCTION.
PERMEABLE ASPHALT (4"MIN) OR CONCRETE(6"MIN) WEARING COURSE (SEE NOTES 1 AND 6)
RESERVOIR COURSE - 6"MIN PERMEABLEBALLAST PER WSDOT/APW A STANDARDSPECIFICATIONS 9-03.9(2)
LEVELING COURSE, OPTIONAL(SEE NOTE 4)
NON-WOVEN GEOTEXTILE (IF REQUIRED)(SEE NOTE 5)
RUNOFF TREATMENT LAYER (IF REQUIRED)(SEE NOTE 7)
NATIVE SUBGRADE (SEE NOTE 8)
4"M
IN1"-2"
6"-3
6"6"
MIN
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430
RYAN SASS HEATHER GRIFFIN PAUL WILHELM ESH
File
nam
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CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
PERMEABLE ASPHALT ORCONCRETE PAVEMENT SECTION
NOTES1. CHECK DAM OR INTERCEPTOR REQUIRED FOR
LONGITUDINAL SLOPES > 2%.
2. SPACE CHECK DAMS BASED ON SLOPE TO ACHIEVEDESIGN AVERAGE PONDING DEPTH BEFOREOVERTOPPING DAM.
3. CALCULATE STORAGE VOLUME BETWEEN CHECKDAMS BASED ON CHECK DAM HEIGHT AND SLOPEFOR MODELING.
4. CHECK DAMS SHALL EXTEND THE FULL WIDTH OF THEPERMEABLE PAVEMENT INSTALLATION.
5. UNDERDRAIN PIPE SHALL BE PROVIDED AT THELOWEST END OF ANY PERMEABLE PAVEMENTINSTALLATION WITHIN THE CITY ROW AND ONPRIVATE INSTALLATIONS AT THE TRANSITION TO APUBLICLY MAINTAINED PAVED SURFACE.
6. SEE CITY STANDARDS FOR CONTROLLED DENSITY FILLMIX REQUIREMENTS DCSS SECTION 3-20.1.
7. THE TOP OF THE DOWN SLOPE FILL DAM MUST BELEVEL WITH OR HIGHER THAN THE BOTTOM OF THEUP SLOPE FILL DAM AT THE NATIVE MATERIAL LINE.
CONVENTIONAL PAVEMENT
END OF PERMEABLE PAVEMENT
8" PVC UNDERDRAIN PIPE CONNECT TO CATCH BASINOR DAYLIGHT (SEE NOTE 5)
PERMEABLE PAVEMENTPER STANDARDDRAWING 430
1' WIDE CONTROLLED DENSITY FILL DAM. EXTEND DAMINTO NATIVE MATERIAL 1' ON EACH SIDE AS DIRECTEDBY THE ENGINEER TYP (SEE NOTE 7)
RESERVOIR COURSE
1'
GEOTEXTILE ON BOTTOM ANDSIDES (IF REQUIRED) SEE NOTE 5
GRAVEL BASE
IMPERMEABLE LINER
1" M
IN
1" M
IN
3' MAX
6" MIN
WATER STORAGE WITHINCELL (SEE NOTES)
ALTERNATE CHECK DAM
12" MIN
PERMEABLE BALLAST
PERMEABLE PAVEMENT
GEOTEXTILE (IF REQUIRED)
NATIVE SOIL COMPACT TO95% MAX STANDARD PROCTOR DENSITY
COMPACT SUBGRADE PERPAVEMENT DESIGNREQUIREMENTS
1" MIN FROMBOTTOM OF PAVEMENT
6" DAMEMBEDMENT INTOSUBGRADE
TREATMENT LAYER(IF REQUIRED)
6" M
IN
TREATMENT LAYER(IF REQUIRED)
1
1
CITY ENGINEER'S APPROVAL REQUIRED IN RIGHT OF WAY
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431
RYAN SASS HEATHER GRIFFIN PAUL WILHELM ESH
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TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
PUBLIC WORKS
DEPARTMENT
PERMEABLE PAVEMENTON SLOPES
NOTES1. MODIFY INLET TO BIORETENTION PLANTER AS
NEEDED TO PREVENT EROSION. THE STREAMBEDCOBBLES ARE OPTIONAL IF NOT REQUIRED FORSTABILIZATION AND ENERGY DISSAPATION.
10" MIN16" MAX
2%
2%
5%
2%
2%
5%2%
18"
18"MIN
5%
1"
2%
SECTION B-B
SECTION A-A
10"MIN5%
1"
6"0%
ROAD PAVEMENT
CONCRETE CURBAND GUTTER
PROPOSEDBIORETENTION
STREAMBED COBBLES PERSTANDARD SPECIFICATIONS9-03.11(2) (2"-4") SEE NOTE
MODIFIED CONCRETECURB AND GUTTER
18"
TOP OF CURB
GUTTER LINE
STREET SLOPETYPICAL
SWALE/RAIN GARDENBANK (SEE NOTES)
SWALE/RAINGARDEN BOTTOM
ROAD PAVEMENT
MODIFIED CONCRETECURB AND GUTTER
TYPICAL GUTTER ELEVATION
FLOW TO BIORETENTION6" 6"
45°
A
A
B
B
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432
RYAN SASS HEATHER GRIFFIN PAUL WILHELM ESH
File
nam
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CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
CURB CUT OPENING FORBIORETENTION
6' MIN
NATIVE SOIL ORCOMPACTEDBACKFILL
MIN 1' DEPTH QUARRY SPALLS
DEPTH OF FLOWPER CALCULATIONS
DESIGN WATER SURFACE
3H : 1V MAX
QUARRY SPALLS
DISCHARGE TO STABILIZEDCONVEYANCE, OUTLET,OR LEVEL SPREADER
1' MINQUARRY SPALLS
4'MIN 6" MIN
FREE BOARD
POND CROSS SECTION
31
6" F
REE
BOAR
DSECTION A-A
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433
RYAN SASS HEATHER GRIFFIN PAUL WILHELM ESH
File
nam
e
CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
EMERGENCY OVERFLOW FOR POND
A
A
PLAN VIEW
SECTION A-A
24"
15° TYPICALSEE NOTE 1
AA
3/4" DIAMETER SMOOTH BARSEQUALLY SPACED (4" O.C. MAX)
4 HOOK CLAMPS EVENLY PLACED.SEE DETAIL BELOW
PROVIDE MAINTENANCE ACCESS BY WELDING 4CROSSBARS TO 4 VERTICAL BARS AS SHOWN.HINGE UPPER ENDS WITH FLANGES/BOLTS ANDPROVIDE LOCKING MECHANISM (PADLOCK) ONLOWER END. LOCATE STEPS DIRECTLY BELOW.
LOWER STEEL BAND 3/4"x4" WIDE FORMED TOFIT IN GROOVE OF CB RISER.
3/4" DIAMETER SMOOTH ROUND BARS WELDEDEQUALLY SPACED. BARS SHALL BE WELDED TOUPPER AND LOWER BANDS.(24 BARS EVENLY SPACED, SEE NOTE 1)
STANDARD GALVANIZED STEPS OR LADDER.
TYPE 2 CATCH BASIN
UPPER STEEL BAND3/4"x4" WIDE
CATCH BASINRISER
SMOOTH VERTICALBARS
HOOK CLAMPANCHORED TOCATCH BASINRISER
45°
HOOK CLAMP DETAIL
SEE NOTE 1
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434
RYAN SASS HEATHER GRIFFIN PAUL WILHELM ESH
File
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CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
TYPE 2 DEBRIS CAGE
NOTES1. DIMENSIONS ARE FOR ILLUSTRATION ON 54"
DIAMETER CATCH BASIN. FOR DIFFERENT DIAMETERCATCH BASINS ADJUST TO MAINTAIN 45 DEGREEANGLE ON "VERTICAL BARS AND 7" O.C. MAXIMUMSPACING OF BARS AROUND LOWER STEEL BAND.
2. METAL PARTS MUST BE CORROSION RESISTANT;STEEL BARS MUST BE GALVANIZED.
3. THIS DEBRIS BARRIER IS ALSO RECOMMENDED FORUSE ON THE INLET TO ROADWAY CROSS-CULVERTSWITH HIGH POTENTIAL FOR DEBRIS COLLECTION(EXCEPT ON TYPE 2 STREAMS).
3/4" DIA SMOOTH BARS WITH ENDSWELDED TO BAR FRAME
MAYBE REMOVED
1' MIN
BEVELED PIPEEND SECTIONPIPE COUPLING
3"-5" FOR 18" DIA5"-8" FOR 24" DIA7"-9" FOR 30" DIA AND GREATER
3/4" DIA BAR-FRAME
4" O.C. MAXBAR SPACING
31
2"x5" ANCHOR STRIPS WELDED TO 3/4" DIABAR-FRAME (4 PLACES) SPACED UNIFORMLY,FASTEN WITH 1/2" GALVANIZED ORNON-CORROSIVE BOLTS AND NUTS
SIDE VIEW
PLAN VIEW
END VIEW
FLOW
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RYAN SASS HEATHER GRIFFIN PAUL WILHELM ESH
File
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CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
PIPE END DEBRIS BARRIER
NOTES1. CMP END SECTION SHOWN. MAY USE CPEP SMOOTH
INTERIOR.
2. ALL STEEL PARTS MUST BE GALVANIZED ANDASPHALT COATED (TREATMENT 1 OR BETTER).
2'MIN.
NOTES1. USE TRENCH DAM FOR UTILITIES BENEATH
PERMEABLE PAVEMENT, AT THE END OFINFILTRATION TRENCHES OR PERFORATED STUBOUTS,OR OTHER LOCATIONS WHERE THERE IS A CONCERNTHAT WATER MAY BE CONVEYED DOWN THE TRENCHWITHIN PIPE BEDDING OR BACKFILL.
2. ALTERNATE TRENCH DAM CONFIGURATIONS ORMETHODS WHICH ACHIEVE THE SAME GOAL WILL BEACCEPTED ON A CASE BY CASE BASIS.
PERMEABLE PAVEMENT
END OF PERMEABLE PAVEMENT ORPROPERTY LINE
UTILITY PIPE
TRENCH BOTTOMUNDISTURBED NATIVE SOIL
PERMEABLE MATERIAL-PIPE ZONEBEDDING, INFILTRATION TRENCH
EXTEND TRENCH DAM 0.5'MIN INTO UNDISTURBEDNATIVE SOIL
EXTEND TRENCH DAM 0.5' MIN INTONATIVE BACKFILL OR LOWERPERMEABILITY BACKFILL. IF BACKFILLMATERIAL IS PERMEABLE, EXTEND TRENCHDAM TO BASE OF PAVEMENT SECTION
TRENCH DAM,COMPACTED NATIVE SOILOR CDF
FINISH GRADE
EXTEND TRENCH DAM 0.5' MIN.BEYOND LIMITS OF TRENCH ONALL SIDES
LIMITS OFTRENCHBEYOND
SECTION A-A
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RYAN SASS HEATHER GRIFFIN PAUL WILHELM BED
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CITY OF EVERETT
PUBLIC WORKS DEPARTMENT
TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
TRENCH DAM
AA
1' -0"
NOTES1. EXTEND BARRIER 2' BELOW PAVEMENT.
2. COMPACT IN 6" MAX. LIFTS. COMPACT WITH EACH LIFT.
3. TILL SOIL MUST MEET THE FOLLOWING GRADATION:
SIEVE SIZE PERCENT PASSING6-INCH 1004-INCH 90 MIN#4 70-100#200 20 MIN
COMPACTED TILL BARRIER,SEE NOTE 1, 2 AND 3
2' -0
"TOP OFFREEBOARD
BIORETENTION OR RAIN GARDENNOT ADJACENT TO A FLUSH CURB
1' -0"
COMPACTED TILL BARRIER,SEE NOTE 1, 2 AND 3
2' -0
"
TOP OFFREEBOARD
COMPOST/MULCH
BIORETENTIONSOIL MIX (BSM)
SIDEWALK DRIVEWAYOR DRIVING SURFACECONCRETE CURB
STREET
BIORETENTION OR RAIN GARDENADJACENT TO CURB
COMPOST/MULCH
BIORETENTIONSOIL MIX (BSM)
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437
TOM HOOD HEATHER GRIFFIN PAUL WILHELM BED
File
nam
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TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
PUBLIC WORKSDEPARTMENT
BIORETENTION OR RAINGARDEN ADJACENT TO
RIGHT-OF-WAY
NOTES1. COMPACT IN 6" MAX. LIFTS. COMPACT WITH EACH
LIFT.
2. TILL SOIL MUST MEET THE FOLLOWING GRADATION:
SIEVE SIZE PERCENT PASSING6-INCH 1004-INCH 90 MIN#4 70-100#200 20 MIN
18"
EXTEND BARRIER MIN 12"BELOW LOWEST POINT IN
INFILTRATION TRENCH
R/WDOWNSPOUTINFILTRATION TRENCH
COMPACTED TILL BARRIER,SEE NOTE 1 AND 2
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TOM HOOD HEATHER GRIFFIN PAUL WILHELM BED
File
nam
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TITLE
City Engineer Section Manager CAD Manager Drawn By Current Rev Date
STANDARD DRAWING No.
PUBLIC WORKSDEPARTMENT
DOWNSPOUT INFILTRATIONTRENCH ADJACENT TO
RIGHT-OF-WAY