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A PORTION OF SECTION 17, T 29 N, R 5 E, WM
<br />GENERAL CONSTRUCTION NOTES
<br />1. ALL WORK AND MATERIAL SHALL CONFORM TO THE CITY OF EVERETT
<br />STANDARDS AND STANDARD SPECIFICATIONS OF WDSOT/APWA.
<br />2. APPROXIMATE LOCATIONS OF EXISTING UTILITIES HAVE BEEN OBTAINED FROM
<br />AVAILABLE RECORDS AND ARE SHOWN FOR CONVENIENCE. THE CONTRACTOR
<br />SHALL BE RESPONSIBLE FOR VERIFICATION OF LOCATIONS AND TO AVOID
<br />DAMAGE TO ANY ADDITIONAL UTILITIES SHOWN. IF CONFLICTS WITH EXISTING
<br />UTILITIES ARISE DURING CONSTRUCTION, THE CONTRACTOR SHALL NOTIFY THE
<br />DISTRICT AND ANY CHANGES REQUIRED SHALL BE APPROVED BY THE
<br />ENGINEER PRIOR TO COMMENCEMENT OF RELATED CONSTRUCTION ON THE
<br />PROJECT.
<br />3. NO PART OF THE DRAINAGE SYSTEM SHALL BE COVERED, CONCEALED OR PUT
<br />INTO USE UNTIL IT HAS BEEN INSPECTED, TESTED AND ACCEPTED.
<br />4. ALL STORM SYSTEMS WITHIN THE PUBLIC RIGHT—OF—WAY OR IN EASEMENTS
<br />MUST BE STAKED BY SURVEY FOR LINE AND GRADE PRIOR TO STARTING
<br />CONSTRUCTION.
<br />5. ALL CATCH BASIN GRATES MUST BE STENCILED OR STAMPED "DUMP NO
<br />WASTE, DRAINS TO STREAM, LAKE, RIVER, PUGET SOUND OR WETLAND".
<br />CHOOSE APPROPRIATE FEATURE FOR THE PROJECT.
<br />6. CONTRACTOR TO PROVIDE STORM WATER BYPASS AS REQUIRED FOR
<br />DEWATERING DURING CONSTRUCTION OF NEW SYSTEMS.
<br />7. CONTRACTOR TO OVEREXCAVATE AS NECESSARY TO PROVIDE STABLE
<br />FOUNDATION FOR STRUCTURES.
<br />8. WHERE TRENCH EXCAVATION EQUALS OR EXCEEDS A DEPTH OF 4 FEET, THE
<br />CONTRACTOR SHALL PROVIDE, CONSTRUCT, MAINTAIN AND REMOVE , AS
<br />REQUIRED, SAFETY SYSTEMS THAT MEET THE REQUIREMENTS OF THE
<br />WASHINGTON INDUSTRIAL SAFETY AND HEALTH ACT, RCW 49.17, INCLUDING
<br />WAC 296-155.
<br />-9s
<br />sa,-``-fc, �F
<br />s�
<br />R=25' MIN.`_,,/
<br />(OPTIONAL) 12" MIN. a
<br />4"-8" QUARRY SPALLS —7§k tPLACE GEOTEXTILE UNDER SPALLS
<br />2 i 1 i
<br />1£t " Erato openkvs
<br />12" X 12" CATCH BASIN WITH 2 OPENINGS (NDS PART NO. 1200 OR EQUIVALENT)
<br />12" ATRIUM GRATE (NDS PART NO. 1280 /1290 OR EQUIVALENT)
<br />1- 4" UNIVERSAL OUTLET
<br />1- 6" UNIVERSAL OUTLET
<br />AREA DRAIN W/ ATRIUM GRATE DETAIL
<br />REF: NDS PART NO.'S 1200 & 1280
<br />NO SCALE
<br />ATTACH IN A MANNER THAT
<br />POST SEE WSDOT STANDARD
<br />ASSURES FABRIC IS FIRMLY
<br />SPECIFICATIONS 8-01.3(9)A
<br />HELD BY THE BACKUP
<br />SUPPORT IN AWAY THAT
<br />REDUCES THE POTENTIAL
<br />FOR FABRIC TEARING
<br />FASTEN GEOTEXTILE TO
<br />POST EVERY 6" IN O.C.
<br />BACKUP SUPPORT-----,
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<br />BACKFILLED & ^` SELF-LOCKING TIE-NYLONE
<br />COMPACTED 996/6 (MIN GRADE)
<br />NATIVE SOIL — ., TEXTILE `*CEO 120#MIN TENSILE STRENGTH,
<br />UV STABILIZED
<br />BURY GEOTEXTILE
<br />IN TRENCH
<br />1" VENT HOLE WHEN
<br />NOT CONNECTED TO CS
<br />(COMBINED SEWER)
<br />6" PVC
<br />FACTORY TEE:
<br />FLOW
<br />FROM RAIN GARDEN
<br />0
<br />i— BEEHIVE GRATE
<br />PVC PLUG
<br />FLOATABLE MATERIAL SEPARATOR & GAS TRAP
<br />BASED ON C.O.E. STD. DWG 410
<br />NO SCALE
<br />PLAN VIEW
<br />20" X 24"
<br />10" X 12"
<br />VA 0 0 ?j VA _T
<br />6 1/4-
<br />1 1/2-
<br />20" X 24
<br />SECTION VIEW
<br />BEEHIVE GRATE DETAIL
<br />REF: OLYMPIC FOUNDARY PART NO. SM60BH
<br />NO SCALE
<br />BOTANICAL NAME
<br />COMMON NAME
<br />PLANTING ZONE
<br />MATURE HEIGHT
<br />PLANT SPACING
<br />QUANTITY
<br />JUNCUS ENSIFOLIUS
<br />DAGGER LEAF RUSH
<br />ZONE 1
<br />12" TO 18"
<br />36" OC
<br />15
<br />JUNCUS ACUMINATUS
<br />TAPER TIPPED RUSH
<br />ZONE 1
<br />6" TO 18"
<br />24" OC
<br />10
<br />IRIS TENAX
<br />OREGON IRIS
<br />ZONE 1
<br />12" TO 18"
<br />12" OC
<br />30
<br />TIARELLA TRIFOLIATA
<br />FOAM FLOWER
<br />ZONE 2
<br />12"
<br />12" OC
<br />30
<br />GEUM
<br />AVENS
<br />ZONE 2 & 3
<br />8" TO 20"
<br />12" OC
<br />30
<br />GERANIUM
<br />CANTABRIGIENSE
<br />BIOKOVO HARDY
<br />GERANIUM
<br />ZONE 2 & 3
<br />6" TO 8"
<br />8" OC
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<br />No SCALE PER C.O.E. sm. DWG 214 TYPICAL RAIN GARDEN PLANTING ZONES RAIN GARDEN PLANTING SCHEDULE — 0 Cc
<br />NO SCALE PER RAIN GARDEN HANDBOOK FOR WESTERN WASHINGTON
<br />NO SCALE a) a-
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<br />Q NOTES O
<br />NOTES
<br />DESIGN:
<br />0 5" MAX 1. Size the Below Inlet Grate Device (BIGD) for the storm water structure it 1. SEE THE RAIN GARDEN HANDBOOK FOR WESTERN
<br />WASHINGTON FOR DESIGN AND PLANTING
<br />9WIII service. INSTRUCTIONS. NATIVE PLANTS ARE PREFERRED, Now
<br />DRAINAGE GRATE TRIM BECAUSE NON-NATIVE AND INVASIVE SPECIES CAN REVISIONS: APPB.
<br />9 2. The BIGD shall have a built-in high -flow relief system (overflow bypass). MOVE DOWNSTREAM AND DAMAGE HABITAT, IF
<br />Z
<br />NON -NATIVES ARE CHOSEN, BE SURE THAT THEY WILL
<br />3. The retrievals stem must allow removal of the BIGD without spilling the NOT DAMAGE DOWNSTREAM HABITAT.
<br />GRATE FRAME y p g
<br />collected material.
<br />5"-12" TYPICAL 2. RAIN GARDENS MAY BE USED TO MEET
<br />PONDING DEPTH STORMWATER MINIMUM RECtUIREMENT#5 FOR
<br />o ° a 4. Perform maintenance in accordance with Standard Specification 8-01.3 15
<br />SITES WHICH ADD OR REPLACE LESS THAN 5000 SF OF
<br />O p ( ) 3H:1V SIDE SLOPE MAX TYPICAL NEW OR REPLACED HARD SURFACE.
<br />SEDIMENT AND DEBRIS PLANTINGS
<br />v CLEAN OUT SET CAP HIGHER
<br />F- ° 4 THAN MAX WATER LEVEL 3. PROVIDE RAIN GARDEN INFORMATIVE SIGNS FOR
<br />w OVERFLOW BYPASS --BERM AS NEEDED RAIN GARDEN ASSOCIATED WITH NEW
<br />v
<br />CONSTRUCTION. SIGNS ARE AVAILABLE FROM PERMIT
<br />z COMPACTED NATIVE FILL 1-2." MULCH WIDTH (S' MIN)
<br />EXISTING GRADE SERVICES.
<br />RETRIEVAL SYSTEM 4. MAINTENANCE AGREEMENTS ARE REQUIRED FOR
<br />D DRAINAGE GRATE
<br />a ::s ,, BELOW INLET GRATE DEVICE (TYP) RAIN GARDEN INSTALLATION USED TO MEET
<br />RECTANGULAR GRATE SHOWN STORMWATER MINIMUM REQUIREMENTS.
<br />Olt—_ — — — = DATE: MARCH, 2017
<br />,� II —!I! II! !I! —!I! _ �!—I!! !I� !II-
<br />�, FILTERED��/f�, ! ! !—! ! !®I l I ! ! ( ! ! I—_ _ — —,�
<br />_ _ _ ! ! I-iIII I � I_I ! !—� � ! `� DESIGN: JNM
<br />WATER�,i !=! I !—! I !—! !=! ! ! I ! ! !-_ -! !—! I !—! !—! —I I !_! !=! I !=I I !=! !'� CONSTRUCTION:
<br />t— I— DRAWN: APDC
<br />1, BUILD AND VEGETATE RAIN GARDEN AS EARLY AS
<br />-. r,d—1 !- =III=III=Ill=l III=II 111=Ill= `i EXCAVATE AT STABLE POSSIBLE TO ESTABLISH PLANTINGS BEFORE CHECKED:
<br />U z — — m — ANGLE FOR REVISION
<br />Q ' - DIRECTING STORMWATER RUNOFF TO IT,
<br />fl NATIVE SOIL
<br />2. INFILTRATION AREAS (THE AREA OF THE RAIN NUMBER:
<br />0 cr �'�/ 6 MIN ,,, /�\' GARDEN AS DEFINED BYTHE TOP ELEVATION OF THE NUNN
<br />cc �ti �
<br />a Q `wFACILITY) SHALL BE FENCED OFF FROM THE FIRST DAY
<br />�r i'l� OF EARTH MOVING UNTIL PROJECT COMPLETION TO
<br />SCALE: AS NOTED
<br />E � OVERFLOW BYPASS 1/2"-3/8" WASHED GRAVEL ��, ,,.�/�
<br />IL '�l AMENDED PLANTING SOIL PREVENT COMPACTION OFTHE SUBGRADE, DIRT
<br />o BELOW INLET GRATE DEVICE (TYP) CLEAN COARSE SAND , TRACKING ONTO ANY LAYER OF THE FACILITY AND
<br />U D ° (WSDOT 5TO SPEC 9-03.13) STOCKPILING OF CONSTRUCTION MATERIALS THAT PROJECT NUMBER:
<br />CL U MAY CLOG THE SURFACE.
<br />o. o
<br />QQ D D 6" MIN
<br />f� '� p
<br />° D D UNIFORMLY GRADED {�\ ��{ TYPE 1-L CB WITH BEEHIVE GRATE RMCA0000-0000
<br />MIN SUMP DEPTH 3. DURING EXCAVATION OF NATIVE SOILS TO THE
<br />m m D D p STORAGE ROCK BOTTOM OF THE FACILITY, RAINFALL MAY CAUSE
<br />(WSDOT STD SPEC 9-03.12(5) NON -PERFORATED OVERFLOW
<br />OR EQUIVALENT) PIPE DIRECTED TO APPROVED DISPOSAL POINT FINES TO CLOG THE SURFACE OF THE FACILITY. IF THE DRAWING FILE:
<br />ISOMETRIC VIEW NATIVE SOIL HAS BEEN EXPOSED TO RAINFALL, HAND
<br />RAKE THE SURFACE TO A DEPTH OF 3" TO RESTORE
<br />Q SECTION VIEW UNDISTURBED NATIVE 3" DEPTH 3/4" DRAIN ROCK, OPT INFILTRATION CAPACITY. Ec—IM-004—RMCA0009.dwg
<br />N r'
<br />SUBGRADE
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<br />�o
<br />O N
<br />N p�
<br />T_ e-
<br />LO V
<br />ma
<br />�;
<br />COMPACTED NATIVE SUBGRADE 4. DURING AREA DRAIN INSTALLATION, DISTURB NATIVE
<br />6°' PERFORATED PVC PIPE,
<br />SOILS AS LITTLE AS POSSIBLE. SHEET NO.
<br />STORM DRAIN INLET PROTECTION S=0.0000
<br />REF: WSDOT STD PLAN 1-40.20-00 RAIN GARDEN WITH U N D E R D RA I N
<br />NO SCALE C4
<br />BASED ON C.O.E. STD. DWG 427 OF '4
<br />0 in NO SCALE
<br />
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