9 9 CITY OF EVERETT PARCEL 2023-12-27

T-0.. 1"OR 11/2"FULLY THREADED 6"150 LB STEEL COUPLING(4TYP.) 6'-6" BLIND FLANGE O WELDED FNPT PIPE (MODIFIED) 0 0 COUPLING IT'STEEL) ELECTRICAL JUNCTION BOX AND 0 OOO LOCAL DISCONNECT UTILITY VAULT 575-LA W ITH LOCKING STEEL COVER NO. "DIA.BOLT(8 TYP.) 3/4 %a 57TL-2-332P OR EQUIVALENT AND 3/4ANSIPATTERN RECESSED PADLOCK HASP O 0 0 1"FNPT FOR PRESSURE 0 UNION RELIEF RETURN 12" NOTE 3 NOTE 1 CHECK VALVE SUMP PUMP 6"150 LB STEEL 4'-8" 4'-2" 12 10" PRESSURE GAUGE 0-100 PSI BLIND FLANGE (MODIFIED) 6"150 LB STEEL FIELD FLANGE 1"SPONGE NEOPRENE (CLOSED CELL)SEALED WITH 1/2"NON-HARDENING SAMPLE PORT SEALANT INSIDE VAULT FIELD WELD BOTTOM 2 FLANGE TO CASING 6"STEEL CASING 45°WYE(REDUCING HINGED AND SPRING ASSISTED DIRECTION OF FLOW AS NECESSARY) DOUBLE DIAMOND PLATES � PRIMARY EXTRACTION PIPE(2"OR 4"HDPE) 03)WELL CASING FLANGE DETAIL ( y)TYPICAL WELL VAULT PLAN VIEW NOTE M-1 NOT TO SCALE C-7,C-8,C-9 NOT TO SCALE CONFIGURATION VARIES BETWEEN WELL VAULTS BASED ON PENETRATION OF WELL IN VAULT AND POSITION OF VAULT WITH RESPECT TO PRIMARY EXTRACTION PIPE. TOP LID ELEVATION IS 3"MAX ABOVE TOP OF LID ELEVATION(NOTE 7) SURROUNDING GRADE ON ALL SIDES FLOW METER/ PRESSURE GAUGE 0-100 P51,SEE NOTE 4 2"STRAIGHT GLOBE VALVE OF VAULT. TRANSMITTER, (FLANGED) SEE NOTE 4 2"BALL VALVE 1.5-2 GROUND SURFACE >10 PIPE DIA. @ a � ELEVATION(NOTE 7) SAMPLE PORT 90°ELBOW COATED EXTERIOR OF VAULT AND 2"WAFER M GROUTED WALL PENETRATIONS WITH CHECK VALVE WATERPROOF CONCRETE SEALANT >5 PIPE DIA. PRESSURE GAUGE/ 5'-2" 1/2"SS PUMP SAFETY 0-100 PSI, 2"xl"TEE .- LIMITS OF EXCAVATION RETRIEVAL CABLE SEE NOTE 4 1"BALL VALVE MOUNTED TO VAULT �= HIGH WATER LEVEL SHUTOFF SWITCH MOUNTED HOSE CONNECTION NOTE 2 4"OFF VAULT FLOOR 3 PRESSURE _ RELIEFVALVE 12" M-1 NOTES 12"MIN SELECT NATIVE FILL 1. SUMP DISCHARGES TO SURFACE LOCATION WITH GOOD DRAINAGE AND AWAY FROM TRAFFIC AREAS. 2. SUMP PUMP PIPING NOT SHOWN FOR CLARITY.SEE DETAIL I. 0 3. ELECTRICAL AND CONTROL CONDUITAND WIRING NOTSHOWN TO PRESERVE PIPING Do�DO �Da., O.o CLARITY.SEE DRAWING K-3. s COMPACTED NON-SHRINK 4. DISPLAY FACING UP SO GAUGE/METER CAN BE READ FROM ABOVE. 21 BACKFILL GROUT SEAL 18"DIA.PVC PIPE,6"LENGTH S. BACKFILLED TO MEET SPECS DETAILED IN WSDOT STANDARD SPECIFICATIONS (NOTE 5) WITH GLUED PVC CAP 9-03.12(5)AND COMPACTED TO FIRM AND UNYIELDING. 6"CARBON SUMP CONSTRUCTED OF o BENTONITE STEEL WELL 4"CAST-IN-PLACE CONCRETE 6. IF IN ROADWAY,EXCAVATED AREA AROUND VAULT FINISHED WITH 1'THICK OF 1" CASING MI NUS GRAVEL. CHIPS (HYDRATED) 7. PREVIOUS CORE DRILL OPENINGS TO BE SEALED AND CURED.NEW CORE DRILL 3 OPENING TO BE REPOSITIONED 12"FROM WEST WALL AND 12"FROM SOUTH WALL. VAULT ORIENTATION MAY BE ADJUSTED IN THE FIELD.NON-SHRINK GROUT TO MEET g �2�WELL VAULT SECTION(TYPICAL) WSDOT STANDARD SPECIFICATIONS 9-04.3 o 11 M-1 NOT TO SCALE s 3 DRAPTED BY: JEFFREY J.VALLUZZI AV 9/30/2020 PROJE NO. BOEING EVERETT PLANT-POWDER MILL GULCH 025175120.021 oeslONEo BY: JERED A.NEWCOMB JAN 9/30/2020 LANDAU DOWNGRADIENT PLUME INTERIM ACTION-PHASE 2 ASSOCIATES EGW192 RELOCATION DATE 7REVIEWED EY: PIPER M.ROELEN,P.E. PMR 9/30/2020 SEPTEMBER,2020 n CALL 2 WORKING DAYS PRIOR TO EXCAVATION APPROVED BY: PIPER M.ROELEN,P.E. PMR 9/30/2020 14 EVERETT,WASHINGTON SHEET G 1-800<24-5555 130 2ND AVENUE S. 14 OF 14 DUMP NO WASTE EDMONDS,WASHINGTON 98020 WELL VAULT AND PIPING DETAILS DRAWING NO. NO. DATE REVISIONS DESIGNED REVIEWED APPROVED HAWS' INITIAL DATE (425)778-0907,FAX(425)778-6409 DRAINS TO STREAM 90%DESIGN DRAWINGS M-1