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<br />PER C.O.E STD DWG
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<br />PROVIDE TRENCH
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<br />RESTORATION PER
<br />C.O.E STD DWG 610,
<br />611 & 615
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<br />STORM DRAINAGE NOTES
<br />CITY OF EVERETT REQUIRED NOTES FOR STORM DRAINAGE PLANS:
<br />NW1 /4, NW1 /4, SEC 24, TWN 28 N, RNG 4 E, EVERETT WA, WM
<br />DRAINAGE & GRADING PLAN
<br />SCALE: V = 20
<br />1.
<br />NO PART OF THE DRAINAGE SYSTEM SHALL BE COVERED, CONCEALED OR PUT INTO USE UNTIL IT HAS
<br />10.
<br />ALL CATCH BASINS WITH A DEPTH OVER 5.0 FEET TO THE FLOW LINE SHALL BE A TYPE II CB OR LARGER
<br />BEEN INSPECTED, TESTED, AND ACCEPTED BY THE CITY OF EVERETT.
<br />(MANHOLE).
<br />2.
<br />ALL WORK AND MATERIAL SHALL CONFORM TO THE CITY OF EVERETT STANDARDS AND STANDARD
<br />11,
<br />THE CONTRACTOR SHALL BE RESPONSIBLE FOR ADJUSTING ALL MANHOLE, INLET AND CATCH BASIN
<br />SPECIFICATIONS OF WSDOT/APWA.
<br />FRAMES AND GRATES TO GRADE JUST PRIOR TO POURING CURBS AND PAVING.
<br />3.
<br />APPROXIMATE LOCATIONS EXISTING UTILITIES HAVE BEEN OBTAINED FROM AVAILABLE RECORDS
<br />M OF EXIS NG
<br />12.
<br />CA F S 0 C 0 EL OC 0 QU L.
<br />CATCH BASIN FRAME AND GRATE HALL BE LYMPI FOUNDRY MODEL L KING TYPE R EQUAL.
<br />A RE SHOWN FOR CONVENIENCE, THE CONTRACTOR HA R RESPONSIBLE FOR VERIFICATION
<br />AND A S 0 O CON ENtE CE.SHALL BE ES 0OF
<br />ST D E L S SPECIFIED T
<br />STANDARD GRATES SHALL BE USED UNLESS SPEC D OTHERWISE,
<br />LOCATIONS AND TO AVOID DAMAGE TO ANY ADDITIONAL UTILITIES SHOWN. IF CONFLICTS WITH
<br />EXISTING UTILITIES ARISE DURING CONSTRUCTION, THE CONTRACTOR SHALL NOTIFY THE PUBLIC
<br />U U G CO UE U
<br />13.
<br />UNLESS OTHERWISE NOTED ALL STORM SEWER PIPE SHALL BECORRUGATED P LYETHYLENE PIPE:
<br />S O S O S W 0
<br />WORKS INSPECTOR AND ANY CHANGES REQUIRED SHALL BE APPROVED BY THE CITY ENGINEER PRIOR
<br />THE MATERIAL SUPPLIED UNDER THIS SPECIFICATION SHALL BE HIGH -DENSITY CORRUGATED
<br />TO COMMENCEMENT OF RELATED CONSTRUCTION ON THE PROJECT.
<br />POLYETHYLENE SMOOTH INTERIOR PIPE AND SHALL BE MANUFACTURED IN CONFORMITY WITH THE
<br />LATEST AASHTO SPECIFICATIONS OR M 294 TYPE S AND THE MATERIAL COMPOUND SHALL CONFORM
<br />4,
<br />ALL STORM SYSTEMS WITHIN THE PUBLIC RIGHT-OF-WAY OR IN EASEMENTS MUST BE STAKED BY
<br />TO AASHTO M 294. COUPLERS SHALL COVER NOT LESS THAN ONE FULL CORRUGATION ON EACH
<br />SURVEY FOR LINE AND GRADE PRIOR TO STARTING CONSTRUCTION.
<br />ANNULAR SECTION OF PIPE AND PASS THE WSDOT STANDARD SPECIFICATION SECTION 7-04.3(4)D LOW
<br />PRESSURE AIR TEST FOR STORM SEWERS.
<br />5.
<br />ALL CATCH BASIN GRATES MUST BE STENCILED OR STAMPED" DUMP NO WASTE, DRAINS TO STREAM,
<br />LAKE, RIVER, PUGET SOUND, OR WETLAND." CHOOSE APPROPRIATE FEATURE FOR THE PROJECT.
<br />14.
<br />GALVANIZED STEEL PIPE SHALL HAVE TYPE 1 ASPHALT COATING, ALUMINIZED PIPE DOES NOT REQUIRE
<br />COATING.
<br />ADDITIONAL NOTES:
<br />6,
<br />ALL PIPE SHALL BE PLACED ON STABLE EARTH, OR IF IN THE OPINION OF THE INSPECTOR THE EXISTING
<br />15.
<br />STORM WATER RETENTION/DETENTION FACILITIES, STORM DRAINAGE PIPE AND CATCH BASINS SHALL
<br />FOUNDATION IS UNSATISFACTORY, THEN IT SHALL BE EXCAVATED BELOW GRADE AND BACK -FILLED
<br />BE FLUSHED AND CLEANED PRIOR TO CITY OF EVERETT PUBLIC WORKS ACCEPTANCE.
<br />WITH A GRAVEL MATERIAL TO SUPPORT THE PIPE.
<br />16.
<br />STORM CB 3 WILL SERVE AS THE COLLECTION POINT FOR ALL BUILDING FOOTING DRAINS. BUILDING
<br />7.
<br />THE BACK FILL SHALL BE PLACED EQUALLY ON BOTH SIDES OF THE PIPE IN LAYERS WITH A LOOSE
<br />AND CARPORT ROOF DRAINS SHALL BE ROUTED TO SDMH 5 AND DIRECTED INTO THE PIPE DETENTION
<br />AVERAGE DEPTH OF 6", MAXIMUM DEPTH 8"4, THOROUGHLY STAMPING EACH LAYER. THESE
<br />SYSTEM.
<br />COMPACTED LAYERS MUST EXTEND FOR ONE DIAMETER ON EACH SIDE OF THE PIPE OR TO THE SIDE
<br />OF THE TRENCH. MATERIALS TO COMPLETE THIS FILL OVER PIPE SHALL BE THE SAME AS DESCRIBED,
<br />17,
<br />2010 SWMM 2.2.3 (5) GENERAL ACCESS REQUIREMENTS: ACCESS CRITERIA SPECIFIC TO TANKS:
<br />(REFER TO WSDOT STANDARD SPECIFICATIONS 7.04.3(3) AND 2-03.2(14)C, METHOD B & C).
<br />LADDERS AND HAND -HOLDS SHALL BE PROVIDED AT THE OUTLET STRUCTURE AND INLET PIPES AND AS
<br />NEEDED TO MEET OSHA CONFINED SPACE REQUIREMENTS.
<br />8.
<br />CATCH BASIN OFFSETS ARE MEASURED TO CENTER OF GRATE.
<br />18.
<br />2010 SWMM 2.3.3 (1) ACCESS CRITERIA SPECIFIC TO TANKS: A 36-INCH MINIMUM DIAMETER CMP
<br />9.
<br />ALL CATCH BASINS SHALL BE TYPE A PER C.O.E. STANDARD DWG 402, EXCEPT AS OTHERWISE NOTED.
<br />RISER -TYPE MANHOLE OF THE SAME GAGE AS THE TANK MATERIAL MAY BE USED FOR ACCESS ALONG
<br />THE LENGTH OF THE TANK AND AT THE UPSTREAM TERMINUS OF THE TANK IN A BACKUP SYSTEM. THE
<br />TOP SLAB IS SEPARATED (1-INCH MINIMUM GAP) FROM THE TOP OF THE RISER TO ALLOW FOR
<br />DEFLECTIONS FROM VEHICLE LOADINGS WITHOUT DAMAGING THE RISER TANK.
<br />PUD TRANSFORMER
<br />C.O.E. STANDARD DRAWING REFERENCES:
<br />1. FOR ROAD SECTION SPECIFICATIONS, SEE STD DWG 302.
<br />2. FOR CONCRETE VERTICAL CURB, SEE STD DWG 305A.
<br />3. FOR EXTRUDED CONCRETE CURB, SEE STD DWG 305E.
<br />4. FOR CONCRETE SIDEWALK DETAILS, SEE STD DWG 306.
<br />5. FOR DRIVEWAY CURB CUT DETAILS, SEE STD DWG 307.
<br />6. FOR PARKING STALL ELEMENTS, SEE STD DWG 334.
<br />7. FOR TYPE A' CATCH BASIN, SEE STD DWG 402.
<br />8. FOR TYPE 2 CATCH BASIN, SEE STD DWG 404.
<br />9. FOR HERRING BONE GRATE, SEE STD DWG 406A.
<br />10. FOR SOLID LOCKING LID, SEE STD DWG 406B.
<br />11. FOR CB VANED GRATE, SEE STD DWG 406C.
<br />12. FOR CATCH BASIN INSTALLATION NOTES, SEE STD DWG 407.
<br />13. FOR TYPICAL RESTRICTOR DETAILS, SEE STD DWG 412A, B & C.
<br />13. FOR TYPICAL UNDERGROUND DETENTION PIPE, SEE STD DWG 416.
<br />14. FOR TYPICAL TRENCH SECTION, SEE STD DWG 610, 611 & 615.
<br />CUT: 1,700 CY's
<br />FILL: 500 CY's
<br />NOTE: GRADING QUANTITIES GENERATED USING CIVIL 3D
<br />SOFTWARE TO COMPARE TRIANGULATED IRREGULAR NETWORKS
<br />(TINS). A PORTION OF EXCESS CUT MATERIAL WILL BE SPREAD
<br />ON SITE. EXPORT IS EXPECTED AND SHALL BE TRANSPORTED
<br />TO A SUITABLE DUMP SITE.
<br />VOLUMES ARE FOR PERMIT ONLY. CONTRACTOR SHALL
<br />PROVIDE INDEPENDENT TAKEOFF FOR BIDDING.
<br />LEGEND
<br />®
<br />WATER METER
<br />EX. FIRE HYDRANT
<br />D4
<br />WATER VALVE
<br />-.0.-
<br />UTILITY POLE
<br />E--
<br />UTILITY ANCHOR
<br />GV
<br />m
<br />GAS VALVE
<br />_EL
<br />STREET SIGN
<br />®
<br />EX. CB, TYPE 1
<br />CATCH BASIN TYPE 2
<br />0
<br />SAN SWR. MANHOLE
<br />_ss-
<br />SAN. SWR. PIPELINE
<br />---so-
<br />STORM DRAIN
<br />- W -
<br />WATER PIPELINE
<br />-Op-
<br />OVERHEAD POWER
<br />X -
<br />EXISTING FENCE
<br />UNDERGROUND
<br />UTILITY NOTE
<br />EX. UNDERGROUND UTILITY LOCATIONS SHOWN HEREON ARE BASED UPON
<br />SURFACE INDICATORS. NO UNDERGROUND LOCATE SERVICE WAS UTILIZED
<br />FOR THEIR LOCATION, THE USE OF THIS MAP FOR THEIR EXACT LOCATION IS
<br />NOT WARRANTED. PRIOR TO CONSTRUCTION, USER SHOULD CALL THE
<br />UTILITY LOCATE SERVICE AT 1-800.424-5555, TWO BUSINESS DAYS BEFORE
<br />CONSTRUCTION.
<br />OVERHEAD UTILITY NOTE
<br />ANY EX OVERHEAD UTILITY LINES WITHIN 9th AVE W FRONTAGE FOR THIS
<br />PROJECT SHALL BE PLACED UNDERGROUND PER THE HEARING EXAMINER
<br />DECISION ITEM 46.
<br />SPECIAL STORM NOTES
<br />THE NORTHERLY MOST OF THE 3 SECTIONS OF 72" 0 DETENTION PIPE IS TO BE
<br />SET AT THE SAME ELEVATIONS AS THE 2 SECTIONS SITUATED SOUTH IT.
<br />DIRECT ALL BUILDING ROOF DRAINS TO SDMH 5 FOR CONVEYANCE TO THE
<br />STORM SYSTEM, EXCEPT SOUTHERLY CARPORT DRAINS WHICH SHALL
<br />CONNECT TO SDMH-4, AS SHOWN ON PLAN.
<br />H
<br />0.5' I
<br />5' VAR.
<br />S/W 9
<br />VAR 1-2' GRADING
<br />PER PLAN
<br />SAW CUT& iow Lu
<br />(0
<br />TACK I cr_ w
<br />_ SLP w a 2% I 1.75% - - -
<br />3" COMP. DEPTH HMA CL 1/2" ASPH. 3" `-STRUCTURAL FILL PER
<br />COMP, DEPTH ATB7ONCRETE
<br />GEOTECHNICAL
<br />4" COMP. DEPTH CSBCRECOMMENDATIONS
<br />6" COMPACTED SUB -BASE OR EQUIVALENT MATERIAL5' CONCRETE SIDEWALK PER
<br />SUBGRADE COMPACTED TO 95% MAX. DENSITY (MODIFIEDC.O.E. STD DWG 306
<br />PROCTOR). PROOF ROLL SUBGRADE PRIOR TO PLACING VERTICAL CURB PER
<br />PAVEMENT SECTION. C.O.E. STD DWG 305A
<br />HALF STREET IMPROVEMENTS FROM STA 9+83.13 TO 11 +21.79
<br />LOCAL ACCESS STREET
<br />A 9th AVE W ROAD SECTION
<br />N.T.S.
<br />PAVEMENT & SUBGRADE:
<br />O2-IN COMPACTED DEPTH HMAICLASS B
<br />ASPHALT.
<br />4-IN COMPACTED DEPTH CRUSHED
<br />SURFACING BASE COURSE COMPACTION
<br />WIDTH & GRADE PER PLAN
<br />v
<br />SHALL BE 95% MPD.BY-
<br />FILL COURSE & SUBGRADE COMPACTED TO
<br />95% MPD. O
<br />/ ONSITE PAYMENT SECTION
<br />N.T.S.
<br />CB NOTES
<br />CB 9 TYPE A, w/GRT PER STD DWG 406A
<br />RE 563.50
<br />12" IE OUT 561.50
<br />17'-12" CPEP @ 0.60%
<br />CB 8 TYPE A, w/GRT PER STD DWG 406A
<br />RE 563.40
<br />12" IE IN 561.40
<br />12" IE OUT 561,40
<br />34'-12" CPEP @ 1,88%
<br />C137
<br />12" IE N 561.00
<br />PLAN APPROVED
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<br />ANY CON.;K .iiOra ON THIS
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<br />"IN ISSUED.
<br />VERTICAL DATUM: NAVD88
<br />NAVD88 - 3.586' = NGVD29
<br />NGVD1929 MONUMENT U 406, BRASS
<br />IrCAP IN FOUNDATION OF THE TRAFFIC
<br />SIGNAL POLE NW CORNER OF THE
<br />INTERSECTION OF 100TH & EVERGREEN
<br />WAY ELEVATION 569.49'
<br />LINE MEASURES 1" AT
<br />FULL SIZE PLOT
<br />IF SHEET SIZE IS OTHER
<br />THAN 22"X34" ADJUST
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<br />DRAWN BY:
<br />GTR
<br />CHKD BY:
<br />MER
<br />DATE: 06/29/2016
<br />14-063
<br />Know what's below.
<br />Cell betm you dig,
<br />C2m0
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