HomeMy WebLinkAboutR-417874NW 1/4 OF THE NW 1/4 AND THE NE 1/4 OF THE NW 1/4 SECTION 9, TOWNSHIP 23 NORTH, RANGE 05 EAST, W.M.
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FLOW CONTROL
STRUCTURE,
SEE SHEET G5.30
12—INCH OUTLET
MANIFOLD (TYP)
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BUILDING AT GRADE (TYP)
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ITOR ROW
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GENERAL
NOTES
(PER STORMTECH.,
1.
STORMTECH REQUIRES INSTAWNG CONTRACTORS TO UNDERSTAND THE LATEST "STORMTECH MC-3500
CONSTRUCTION GUIDE" PRIOR TO BEGINNING SYSTEM INSTALLATION.
2.
STORMTECH OFFERS INSTALLATION CONSULTATIONS TO INSTALLING CONTRACTORS. CONTACT OUR TECHNICAL
SERVICE DEPARTMENT OF LOCAL STROMTECH REPRESENTATIVE AT LEAST 30 DAYS PRIOR TO SYSTEM
INSTALLATION TO ARRANGE A PRE -INSTALLATION CONSULTATION. OUR REPRESENTATIVES CAN THEN ANSWER
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QUESTIONS OR ADDRESS COMMENTS ON THE STORMTECH CHAMBER SYSTEM AND INFORM THE INSTALLING
CONTRACTOR OF THE MINIMUM INSTALLATION REQUIREMENTS BEFORE BEGINNING THE SYSTEMS CONSTRUCTION.
CALL 860-529-8188 TO SPEAK TO A TECHNICAL SERVICE REPRESENTATIVE OR VISIT WWW.STORMTECH.COM TO
-
RECEIVE A COPY OF OUR CONSTRUCTION GUIDE.
3.
STORMTECH REQUIREMENTS FOR SYSTEMS WITH PAVEMENT DESIGN: MINIMUM COVER IS 18" NOT INCLUDING
N
PAVEMENT; MC-3500 MAXIMUM COVER IS 8.0' INCLUDING PAVEMENT. FOR INSTALLATIONS THAT DO NOT INCLUDE
PAVEMENT, WHERE RUTTING FROM VEHICLES MAY OCCUR, MINIMUM REQUIRED COVER IS INCREASED TO 301.
10.
4. THE CONTRACTOR MUST REPORT ANY DISCREPANCIES WITH BEARING CAPACITY OF THE SUB -GRADE MATERIALS
TO THE DESIGN ENGINEER.
1 5. AASHTO M288 CLASS 2 NON -WOVEN GEOTEXTILE (ADS601 OR EQUAL) (FILTER FABRIC) MUST BE USED AS
INDICATED IN THE PLANS.
Call 811
• business days
before you dig
4
CHAMER SYSTEM
EDGE/UMITS(TYP)
CHAMBER
(TYP)
STONE PLACEMENT BETWEEN CHAMBER ROWS AND AROUND PERIMETER MUST FOLLOW INSTRUCTIONS AS
INDICATED IN THE MOST CURRENT VERSION OF "STORMTECH MC-3500 CONSTRUCTION GUIDE'.
BACKFIWNG OVER THE CHAMBER MUST FOLLOW REQUIREMENTS AS INDICATED IN THE MOST CURRENT VERSION
OF "STORMTECH MC-3500 CONSTRUCTION GUIDE".
THE CONTRACTOR MUST REFER TO "STORMTECH MC-3500 CONSTRUCTION GUIDE" FOR A TABLE OF ACCEPTABLE
VEHICLE LOADS AT VARIOUS DEPTHS OF COVER. THIS INFORMATION IS ALSO AVAILABLE ON THE STORMTECH
WEBSITE: WWW.STORMTECH.COM. THE CONTRACTOR IS RESPONSIBLE FOR PREVENTING VEHICLES THAT EXCEED
STORMTECH REQUIREMENTS FROM TRAVELING ACROSS OR PARKING OVER THE STORMWATER SYSTEM. TEMPORARY
FENCING, WARNING TAPE AND APPROPRIATELY LOCATED SIGNS ARE COMMONLY USED TO PREVENT
UNAUTHORIZED VEHICLES FROM ENTERING SENSITIVE CONSTRUCTION AREAS.
THE CONTRACTOR MUST APPLY EROSION AND SEDIMENT CONTROL MEASURES TO PROTECT THE STORMWATER
SYSTEM DURING ALL PHASES OF SITE CONSTRUCTION PER LOCAL CODES AND DESIGN ENGINEER'S
SPECIFICATIONS.
STORMTECH PROJECT WARRANTY IS LIMITED. CONTACT STORMTECH FOR WARRANTY INFORMATION.
a 2.s 5
61
1 inch = 5 feel
CIVIL CONSTRUCTION PERMIT
CIVIL CONSTRUCTION PERMIT RESUBM17AL
CIVIL CONSTRUCTION PERMIT RESUBMITTAL
NO. I REVISION I BY I DATE I APPR
SEE SHEET C5.30
v
v
p
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p
5.6'
DN
4.8'
12-INCH INLET
MANIFOLD (TYP
END CAP
(TYP)
LEGEND
.SI STORM DRAINAGE PIPE
STORM MANHOLE
❑® CATCH BASIN / INLET
FLOW DIRECTION
AS NOTED a':mow NON I HD III
OKI
DATUM
IF NOT ONE INCH
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36015th Avenue, Suite 1600
Seattle, WA 98101
2N.622.5822
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AV%L 1[=CITY OF
' FENTON
viav
Planning/Building/Public Works Dept.
SITE NOTES:
1. STORMWATER CHAMBER SYSTEM SHALL BE LOCATED PER
PLAN IN RELATION BUILDING GRID LINES DEFINED BY
OTHER.
2. DIMENSIONS LOCATING THE CHAMBER SYSTEM ARE
PERPENDICULAR BUILDING GRID LINES.
3. THE CHAMBER SYSTEM IS DESIGNED TO INFILTRATE INTO
THE SOILS BELOW THE SYSTEM.
PROPOSED CHAMBER SYSTEM ELEVATIONS:
p FINAL FINISHED GRADE
VARIES (347.25' MIN)
v TOP OF STONE
347.51'
TOP OF CHAMBER
346.51'
12" INLET MANIFOLD INVERT
342.88'
TO NON ISOLATOR ROWS
12" INLET MANIFOLD INVERT
342.88'
TO ISOLATOR ROWS
12" OUTLET MANIFOLD INVERT
342.88'
BOTTOM OF CHAMBER
342.76'
BOTTOM OF STONE
342.010
ADDITIONAL NOTES:
1. ALL CHAMBER SECTIONS AND END CAPS SHALL BE
STORMTECH MC-3500. SEE DETAIL B ON SHEET C5.61
FOR MC-3500 TECHNICAL SPECIFICATIONS PER
STORMTECH.
2. ALL FILL SHALL MEET THE REQUIREMENTS SPECIFIED IN
DETAIL D ON SHEET C5.62. FILL SPECIFICATIONS ARE
PER STORMTECH.
3. MANIFOLD SYSTEM SHALL BE CONSTRUCTED USING 12
INCH DIAMETER PIPE AND PERFORATED UNDERDRAIN
SHALL BE CONSTRUCTED USING 6 INCH DIAMETER
PERFORATED PIPE.
4. CHAMBER SYSTEM FOOTPRINT SHALL BE NO LESS THAN
2,102 SQUARE FEET.
5. CHAMBER SYSTEM BOTTOM AND SIDES SHALL BE LINED
WTH A PVC LINER PER DETAIL D ON SHEET C5.62.
LAYOUT NOTES:
SYSTEM INCLUDES 33 CHAMBERS AND 6 END CAPS INSTALLED
WITH 9-INCH THICK ROCK BASE 12-INCH THICK ROCK COVER.
TOTAL MINIMUM COVER SHALL BE AT LEAST 18 INCHES. SYSTEM
VOLUME (INCLUDING PERIMETER ROCK) SHALL BE 6,182 CUBIC
FEET.
R-417874
IN COMPLIANCE WITH CITY OF RENTON STANDARDS
SURFACE WATER UTILITY DEVELOPMENT ENGINEERING
JFarah 04/01/2022 msippo 04/07/2022
SOLERA
2842 NE SUNSET BLVD ° ® "'
RENTON, WA 98056
C5.60
STORMWATER CHAMBER SYSTEM LAYOUT C, 74 4,
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