HomeMy WebLinkAboutR-436328NW 1/4 OF NW 1/4 & THE NE 1/4 OF NW 1/4 SEC 9, TWN 23 N, RGE05E,W.M.
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DocuSign Envelope ID: 6EECF5B6-602A-4E4A-B436-A317AA638878
3p„
20+
` S+
11-112", 4", 6", 12", OR 24"
ONE #3 BAR HOOP FOR 6" HEIGHT
INCREMENT (SPACED EQUALLY),
SEE NOTE 1
RECTANGULAR ADJUSTMENT SECTION
PIPE ALLOWANCES
MAXIMUM
PIPE MATERIAL
INSIDE
DIAMETER
REINFORCED OR PLAIN
CONCRETE
12"
ALL METAL PIPE
15"
CPSSP',
STD. SPEC. 9-05.20
12"
SOLID WALL PVC,
STD. SPEC. 9-05.12(1)
15"
PROFILE WALL PVC,
STD. SPEC. 9-05.12(2)
15
' CORRUGATED POLYETHYLENE STORM
SEWER PIPE
sFFA?, ,
NOTES:
��O(�0
`�� OrF
1.
AS ACCEPTABLE ALTERNATIVES TO THE REBAR SHOWN
IN THE PRECAST BASE SECTION, FIBERS (PLACED IN
ACCORDANCE WITH STANDARD SPECIFICATION
MESH HAVING A OF
TH
0.112 SQUARER INCHES PER FOOT SHALLRE
BE USED WINIMUM
ESN
A
/
n
THE MINIMUM REQUIRED REBAR SHOWN IN THE
/ I
ALTERNATIVE PRECAST BASE SECTION. WIRE MESH
SHALL NOT BE PLACED IN THE KNOCKOUTS. AS AN
ACCEPTABLE ALTERNATIVE TO THE REBAR SHOWN IN
I
�I
THE RECTANGULAR ADJUSTMENT SECTION, WIRE MESH
#3 BAR EACH CORNER
/
'I
I
HAVING A MINIMUM AREA OF 0.12 SQUARE INCHES PER
FOOT MAY BE USED.
z_
/
2.
THE KNOCKOUT DIAMETER SHALL NOT BE GREATER
THAN 20". KNOCKOUTS SHALL HAVE A WALL THICKNESS
OF 2" MINIMUM TO 2.5" MAXIMUM. PROVIDE A 1.5"
MINIMUM GAP BETWEEN THE KNOCKOUT WALL AND THE
OUTSIDE OF THE PIPE. AFTER THE PIPE IS INSTALLED,
/
FILL THE GAP WITH JOINT MORTAR IN ACCORDANCE WITH
#3 BAR EACH SIDE
STANDARD SPECIFICATION 9-04.3.
3.
THE MAXIMUM DEPTH FROM THE FINISHED GRADE TO
'v
THE LOWEST PIPE INVERT SHALL BE 5 FEET.
#3 BAR EACH WAY
4.
THE FRAME AND GRATE MUST BE INSTALLED WITH THE
FLANGE DOWN.
PRECAST BASE SECTION
5.
THE PRECAST BASE SECTION MAY HAVE A ROUNDED
FLOOR, AND THE WALLS MAY BE SLOPED AT A RATE OF
1 H:24V OR STEEPER.
#3 BAR HOOP
6.
THE OPENING SHALL BE MEASURED AT THE TOP OF THE
/
PRECAST BASE SECTION.
/
I
7.
ALL PICKUP HOLES SHALL BE GROUTED FULL AFTER THE
INLET HAS BEEN PLACED. USE GROUT TYPE 2 FOR
#3 BAR EACH
NON -SHRINK APPLICATIONS IN ACCORDANCE WITH
/ /
CORNER 18" MIN.
STANDARD SPECIFICATION 9-20.3(2).
i
I
8.
ALL GRADE RINGS AND CASTINGS SHALL BE SET IN
MORTAR IN ACCORDANCE WITH STANDARD
SPECIFICATION 9-04.3. THEN APPLY MORTAR TO INSIDE
AND OUTSIDE OF ALL JOINTS, RINGS, RISERS, AND
FRAMES.
9.
MORTAR SHALL BE MIXED AND APPLIED PER
MANUFACTURER'S DIRECTIONS.
10.
FRAME SHALL BE ADJUSTED TO PAVEMENT GRADE BY
TAPPING UNTIL FRAME IS FLUSH WITH PAVEMENT AS
DETERMINED WITH A STRAIGHT EDGE OF SUFFICIENT
LENGTH.
11.
ALL MORTAR JOINTS SHALL BE TRIMMED FLUSH AND
SEE NOTE 1
REMAIN VISIBLE UPON COMPLETION.
ALTERNATIVE PRECAST BASE SECTION
UNLESS OTHERWISE NOTED, DRAWING IS NOT TO SCALE (NTS)
STD. PLAN - 200.00
PUBLIC WORKS
APPR ED:
URI
CATCH BASIN TYPE
1
GAZVAMOV g/Zg/201g
DEPARTMENT
P"bh,W.,k,Adm ,, am DATE
CATCH BASIN TYPE 1
NTS
:45 Al
DocuSign Envelope ID: 6EECF5B6-602A-4E4A-B436-A317AA638878
CATCH BASIN FRAME AND VANED
GRATE PER STD. PLAN 204.00
RECTANGULAR OR CIRCULAR ADJUSTMENT
SECTION (TWO SECTIONS MAX.)
t
MORTAR, (TYP.), SEE NOTE 5
4" MIN.
28" MAX.
16" MAX.
FLAT SLAB TOP
48", 54", 60", 72", 84",
96", 120" OR 144"
SEE NOTE 6, TYP.
15' MAX. FOR
MAINTENANCE
STEPS OR
LADDER
12" (TYP.)
i
1" MIN.
"O" RING 24
2.5" MAX.
REINFORCING STEEL, (TYP.)
MIN.
12" MAX.
12"
GRAVEL BACKFILL FOR PIPE ZONE
12" BEDDING PER WSDOT STD.
SPECIFICATION SECTION 9-03.12(3)
6"
6"
SEPARATE BASE
INTEGRAL BASE
PRECAST
PRECAST WITH
RISER
NOTES:
1. NO STEPS ARE REQUIRED WHEN HEIGHT IS 4' OR LESS.
2. THE BOTTOM OF THE PRECAST CATCH BASIN MAY BE
SLOPED TO FACILITATE CLEANING.
3. THE RECTANGULAR FRAME AND GRATE MUST BE
INSTALLED WITH THE FLANGE DOWN. THE FRAME MAY BE
CAST INTO THE ADJUSTMENT SECTION.
4. KNOCKOUTS SHALL HAVE A WALL THICKNESS OF 2"
MINIMUM TO 2.5" MAXIMUM. PROVIDE A 1.5" MINIMUM GAP
BETWEEN THE KNOCKOUT WALL AND THE OUTSIDE OF THE
PIPE. AFTER THE PIPE IS INSTALLED, FILL THE GAP WITH
JOINT MORTAR IN ACCORDANCE WITH STANDARD
SPECIFICATION 9-04.3.
5. ALL GRADE RINGS, RISERS, AND CASTINGS SHALL BE SET
IN MORTAR IN ACCORDANCE WITH STANDARD
SPECIFICATION 9-04.3.
6. WHEN CONNECTING TO A NEW PIPE, USE A FLEXIBLE
CONNECTOR (KOR-N-SEAL BOOT WITH CORRUGATED PIPE
ADAPTER OR APPROVED EQUAL). WHEN CONNECTING TO
AN EXISTING PIPE, USE A FABRICATED SAND COLLAR OF
THE SAME MATERIAL AS THE CONNECTING PIPE.
7. MORTAR SHALL BE MIXED AND APPLIED PER
MANUFACTURER'S DIRECTIONS.
8. FRAME SHALL BE ADJUSTED TO PAVEMENT GRADE BY
TAPPING UNTIL FRAME IS FLUSH WITH PAVEMENT AS
DETERMINED WITH A STRAIGHT EDGE OF SUFFICIENT
LENGTH.
9. ALL MORTAR JOINTS SHALL BE TRIMMED FLUSH AND
REMAIN VISIBLE UPON COMPLETION.
• Call 811
• . two business days
before you dig
CATCH BASIN DIMENSIONS
CATCH BASIN
DIAMETER
MIN. WALL
THICKNESS
MIN. BASE
THICKNESS
MAXIMUM
KNOCKOUT SIZE
MINIMUM
DISTANCE
BETWEEN
KNOCKOUTS
48"
4"
6"
36"
8"
54"
4.5"
8"
42"
8"
60"
5"
8"
48"
8"
72"
6"
8"
60"
12"
84"
8"
12"
72„
12"
96"
8"
12"
84"
12"
120"
10"
12"
96"
12"
144"
1 12" 1
12"
1 108"
1 12"
PIPE ALLOWANCES
CATCH BASIN
PIPE MATERIAL WITH MAXIMUM INSIDE DIAMETER
DIAMETER
CONCRETE
ALL METAL
CPSSP
SOLID WALL
PVCZ
PROFILE WALL
PVC3
48"
24"
30"
24"
30"
30"
54"
30"
36"
30"
36"
36"
60"
36"
42"
36"
42"
42"
72"
42„
54"
42„
48"
48„
84"
54"
60"
54"
48"
48"
96"
60"
72„
1 60"
48"
48„
120"
66"
84"
1 60"
48"
48"
144"
78"
96"
1 60"
48"
48"
'CORRUGATED POLYETHYLENE STORM SEWER PIPE (STD. SPEC. 9-05.20)
2 STD. SPEC. 9-05.12(1)
3 STD. SPEC. 9-05.12(2)
UNLESS OTHERWISE NOTED, DRAWING IS NOT TO SCALE (NTS)
STD. PLAN - 201.00
PUBLIC WORKS CATCH BASIN TYPE 2 PR
DEPARTMENT GAZ 9/28/2018
Nbh ,k,Admm ,t1, DATE
CATCH BASIN TYPE 2
2 CIVIL CONSTRUCTION PERMIT - 3RD SUBMITTAL
1 CIVIL CONSTRUCTION PERMIT - 2ND SUBMITTAL
0 CIVIL CONSTRUCTION PERMIT
NO. REVISION
NTS
SURVEYED:
ZILN
DESIGNED:
MDR
JSF
12/8/2025
JSF
JSF
08/31/2025
JSF
°RPWN' RAG
MDR
05/27/2024
JSF
CHECKED:
MNF
BY
DATE
APPR
APPROVED:
JSF
:45 Al
DocuSign Envelope ID: A9707D3B-AOEF-441 F-8140-2CDB48E878CA
12/09/2025
FOR EDGE TREATMENT OPTIONS,
SEE STD. PLAN 262.20
SEE STD.
PLAN �I
262.20 TOP OF BANK
ELEVATION
ROADWAY OR 2
PARKING LOT
6„
TRANSITION ZONE SOIL,
SEE STD. PLAN 262.20 -
2%4" DEPTH ARBORIST
WOOD CHIP MULCH,
SEE NOTE 4
DESIGNER TO SPECIFY WATER STORAGE ELEVATION
OVERFLOW STRUCTURE PER STD. PLAN
_ BOTTOM WIDTH 262.40 UNLESS SPECIFIED OTHERWISE
MIN. 18" SIDEWALK, LANDSCAPING,
DRIVEWAY, OR PAVEMENT
fF SIDE SLOPE AT TREE, SEE NOTE 7
/Y 6" MIN. SEE STD.
2"-12" PONDING FREEBOARD PLAN
FDEPTH 262.20
1.5 I-III-III-III-1 -.
2.5 MIN.
18" MIN ANGLE OF REPOSE
\;
BIORETENTION SOIL MIX (BSM),
OVERFLOW TO STORM MAIN SEE NOTE 3
> o 0 0 0
12" MIN. ABOVE SCARIFIED AND UNCOMPACTED SUBGRADE,
SEASONAL HIGH _ %�%�%i?%��%%`" SEE NOTES 1 AND 2
GROUNDWATER OR -
HYDRAULICALLY
RESTRICTIVE LAYER GRAVEL BASE, SEE STD. PLAN 262.40
NOTES:
1. AVOID COMPACTION OF EXISTING SUBGRADE BELOW BASIN.
2. SCARIFY SUBGRADE TO A DEPTH OF 3 INCHES MINIMUM IMMEDIATELY PRIOR TO PLACEMENT OF BIORETENTION SOIL MIX (BSM) AND UNDERDRAIN
AGGREGATE.
3. 18" MIN. BIORETENTION SOIL MIX ON BOTTOM AND SIDES TO TOP OF PONDING AREA. BIORETENTION SOIL MIX TO MEET STD. PLAN 262.60.
4. ARBORIST WOOD CHIP MULCH TO MEET STD. PLAN 262.60.
5. DO NOT USE FILTER FABRIC BETWEEN SUBGRADE AND THE BIORETENTION SOIL MIX.
6. MAXIMUM LONGITUDINAL SLOPE (ALONG DIRECTION OF FLOW) OF BIORETENTION SWALES SHALL BE 6%.
7. WHERE NOT CONFLICTING WITH REQUIRED CLEARANCES OR UTILITIES, TREES MAY BE LOCATED IN BIORETENTION. REDUCE BOTTOM WIDTH TO 6 INCHES
MINIMUM AND INCREASE SIDE SLOPE TO 1.5H:1V ADJACENT TO TREE. TREES TO BE LOCATED ONLY OUTSIDE OF LINER FOR LINED FACILITIES.
GENERAL NOTES:
1. MINIMUM UTILITY SETBACKS AND PROTECTION MEASURES MUST CONFORM TO CURRENT CITY STANDARDS, STD. PLANS 265.00, 265.10, AND 265.20, AND
OTHER UTILITY PROVIDER REQUIREMENTS. COORDINATE WITH CITY ENGINEER IN THE EVENT OF UTILITY CROSSINGS OR CONFLICTS.
2. BSM PLACEMENT, GRADING, AND CONSOLIDATION SHALL NOT OCCUR WHEN THE BSM IS EXCESSIVELY WET OR HAS BEEN SUBJECTED TO MORE THAN
1/2" OF PRECIPITATION WITHIN 48 HOURS PRIOR TO PLACEMENT. EXCESSIVELY WET IS DEFINED AS BEING AT OR ABOVE 22 % SOIL MOISTURE BY A
GENERAL TOOLS AND INSTRUMENTS DSMM500 PRECISION DIGITAL SOIL MOISTURE METER WITH PROBE (OR EQUIVALENT). THERE SHOULD BE NO
VISIBLE FREE WATER IN THE MATERIAL. THE CONTRACTOR SHALL PLACE BSM LOOSELY WITH A CONVEYOR BELT OR WITH AN EXCAVATOR OR LOADER
FROM A HEIGHT NO HIGHER THAN 6 FEET, UNLESS OTHERWISE APPROVED BY THE ENGINEER (I.E., DO NOT DUMP MATERIAL DIRECTLY FROM TRUCK
INTO CELL). COMPACT BSM USING NON -MECHANICAL COMPACTION METHODS (E.G., BOOT PACKING, HAND TAMPING, OR WATER CONSOLIDATION) TO
83 % (± 2%) OF THE MAXIMUM DRY DENSITY PER MODIFIED PROCTOR TEST (ASTM D1557), OR AS DIRECTED BY THE ENGINEER.
3. SEE CONSTRUCTION PLANS FOR SPECIFIC PROJECT REQUIREMENTS.
UNLESS OTHERWISE NOTED, DRAWING IS NOT TO SCALE (NTS)
STD. PLAN - 262.00
o�� PUBLIC WORKS BIORETENTION SECTION APP
`�1� DEPARTMENT (NO UNDERDRAIN) Martin Pastucha 11/2/2
PubliVAMOF 6884,3 FD986449D... DATE
BIORETENTION PLANTER
NO UNDERDRAIN
1601 5th Avenue, Suite 1600
Seattle, WA 98101
206.622.5822
www_knff.com
mmzo . W D 19✓3S Am/11991 • CITY OF
RENTON
ONE INCH DATUM •
AT FULL SCALE Planning/Building/Public Works Dept.
IF NOT ONE INCH
SCALE ACCORDINGLY
NTS
20 1
R-436328
IN COMPLIANCE WITH CITY OF RENTON STANDARDS
DEVELOPMENT ENGINEERING
HBray 12/31 /2025
SOLERA TOWNHOMES
2842 NE SUNSET BLVD
RENTON, WA 98056
STORM DETAILS
DATE:
05/30/202
PAGE:
DRAWING NO:
C6.30
SHEET:OF:
2$ 55
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