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Home My WebLink AboutWTR2703007.1r", � f c11 0 w 0 0 U cz N 0 0 0 0 z m 0 a 0 0 a W x x • MBB� a E a 0 0 �o 2 N O LO O 1 0 CD r_) O N z n L.LJ V) ry LIJ Q I- N 0 cb cb N 0 00I m(n E_ M iw o N cn oa w w 0 0 Lei U� s� D s 03 3 y = asa -. 7 7 C w 0 r1l) Q rn INS w W > ry w Of r J ~ a � w m o_ V) z cr 2 a in J cr IBM SANITARY SEWER NOTES AND SPECIFICATIONS 1. ALL WORK MATERIALS SHALL BE IN CONFORMANCE WITH THE STANDARDS AND SPECIFICATION OF THE CITY OF RENTON UTILITY DEPARTMENT AND THE LATEST EDITION OF THE WSDOT/APWA STANDARDS AND SPECIFICATIONS. 2. ALL CONSTRUCTION SHALL BE IN ACCORDANCE WITH "STANDARD SPECIFICATIONS FOR MUNICIPAL PUBLIC WORKS CONSTRUCTION" PREPARED BY WASHINGTON STATE CHAPTER AMERICAN PUBLIC WORKS ASSOCIATION, LATEST EDITION (APWA) AND CITY OF RENTON STANDARD SPECIFICATIONS. 3. ALL LOCATIONS OF EXISTING UTILITIES SHOWN ARE APPROXIMATE AND IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO VERIFY THE TRUE AND CORRECT LOCATION SO AS TO AVOID DAMAGE OR DISTURBANCE. 4. CONTRACTOR IS SOLELY RESPONSIBLE FOR THE MEANS, METHODS AND SEQUENCES OF CONSTRUCTION AND FOR THE SAFETY OF WORKERS AND OTHERS ON THE CONSTRUCTION SITE. 5. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO OBTAIN STREET USE AND ANY OTHER RELATED PERMITS PRIOR TO ANY CONSTRUCTION. 6. PLANS APPROVED BY THE CITY OF RENTON, PUBLIC WORKS DEPARTMENT SHALL TAKE PRECEDENCE OVER ALL OTHER PLANS. 7. A COPY OF THESE APPROVED PLANS MUST BE ON THE JOB SITE WHENEVER CONSTRUCTION IS IN PROGRESS. 8. THE CONTRACTOR SHALL PROVIDE THE CITY OF RENTON WITH AN AS -BUILT DRAWING OF THE SANITARY SEWER SYSTEM, WHICH HAS BEEN STAMPED AND SIGNED BY A LICENSED PROFESSIONAL ENGINEER OR LICENSED PROFESSIONAL SURVEYOR. 9. BACKFILL SHALL BE PLACED EQUALLY ON BOTH SIDES OF THE PIPE IN LAYERS WITH A LOOSE AVERAGE DEPTH OF 6 INCHES, MAXIMUM DEPTH OF 8 INCHES, THOROUGHLY TAMPING EACH LAYER TO 95 PERCENT OF MAXIMUM DENSITY. THESE COMPACTED LAYERS MUST EXTEND FOR ONE PIPE DIAMETER ON EACH SIDE OF THE PIPE OR TO THE SIDE OF THE TRENCH. MATERIALS TO COMPLETE THE FILL OVER PIPE SHALL BE THE SAME AS DESCRIBED. 10. OPEN CUT ROAD CROSSINGS FOR UTILITY TRENCHES ON EXISTING TRAVELED ROADWAY SHALL BE BACKFILLED WITH CRUSHED ROCK AND MECHANICALLY COMPACTED. CUTS INTO THE EXISTING ASPHALT SHALL BE NEATLINE CUT WITH SAW IN A CONTINUOUS LINE. A TEMPORARY MIX PATCH MUST BE PLACED IMMEDIATELY AFTER BACKFILL AND COMPACTION. A PERMANENT HOT MIX PATCH SHALL BE PLACED WITHIN 10 DAYS AND SHALL BE PER CITY OF RENTON CURRENT STANDARDS. 11. DATUM SHALL BE CITY OF RENTON, 1988 NAVD. 12. ALL DISTURBED AREAS SHALL BE SEEDED AND MULCHED OR OTHERWISE STABILIZED TO THE SATISFACTION OF THE DEPARTMENT FOR THE PREVENTION OF ON -SITE EROSION AFTER THE COMPLETION OF CONSTRUCTION. 13. ALL PIPE AND APPURTENANCES SHALL BE LAID ON A PROPERLY PREPARED FOUNDATION IN ACCORDANCE WITH SECTION 7 OF THE CURRENT STATE OF WASHINGTON STANDARD SPECIFICATIONS FOR ROAD AND BRIDGE CONSTRUCTION. THIS SHALL INCLUDE NECESSARY LEVELING OF THE TRENCH BOTTOM OR THE TOP OF THE FOUNDATION MATERIAL, AS WELL AS PLACEMENT AND COMPACTION OF REQUIRED BEDDING MATERIAL, TO UNIFORM GRADE SO THAT THE ENTIRE LENGTH OF THE PIPE WILL BE SUPPORTED ON A UNIFORMLY DENSE, UNYIELDING BASE. PIPE BEDDING SHALL BE PEA GRAVEL 6 INCHES ABOVE AND BELOW THE PIPE. 14. SANITARY SEWER PIPE SHALL BE POLYVINYL CHLORIDE (PVC) RUBBER GASKETED ASTM D 3034, SDR 35, OR DUCTILE IRON CLASS 50. 15. IN UNIMPROVED AREAS, MANHOLE TO EXTEND MINIMUM 6 INCHES AND MAXIMUM 12 INCHES ABOVE FINISHED GRADE. IN PAVED AREA, COVER MUST SLOPE IN ALL DIRECTIONS TO MATCH PAVING. PE OF WAS a co x c� 11 334 SIONAL EXPIRES 11/30/04 I. i "< "/ I 11 TEMPORARY 2" GALVANIZED PIPE AND 2" GATE VALVE FINISHED GRADE ELEVATION INSTALL 2" PLUG ON TOP BLIND FLANGE AFTER REMOVAL OF POLYPIG 3 FT MIN. COVER (10-INCH DIAMETER AND UNDER) 4 FT MIN. COVER (12-INCH DIAMETER AND OVER) f \ NEW WATER MAIN POLYPIG Jl -D VERTICAL CROSS FOR POLYPIGGING STATION: SMZE Of VERTICAL CROSS SHALL Sr THE SAYE AS SIZE Of NAM LW YE UKAL CROSS (NJ X n) AHE Bum nAmw ON TOP Of CROSS WIN 2' TAP t 2' M#0tARY BLOW -Off ASSEMBLY (REMOVE aLow-Oif ASSEYaY Am wma Y PLUG AfrER REMOVAL Of C amw 'PGI[Y-PSG') ONE BUNO RAAW ON BOTTaV OF CA W ONE PLUG (Mu) ON END OF CROSS' COW Krf BLOCK#* AU MOW AW POLMM SHALL BE REAILIVW FROW SUMP OF YERTWAL CROSS MORE 931WECTW 0' NEW WATER M AM N C� N G J 1 _ • f • �. •A WATER MAIN POLYPIGGING STATION VERTICAL CROSS FOR POLYPIGGING N.T.S. 0 5 10 20 SCALE 1 " = 20' 6 PVC SS SERVICE ® 2% MIN., TPY. r 7 1. IN. IN .. .. 11 IN " " / 1'-2' CONC. WALL/CURB ALONG PROPERTY LINE 20.5' ACCESS/ UTILITY • 7' "W /909 92' A`*] EASEMENT 69.92' 5,M - - - - No > - REMOVE ER-.-4*- - C.O.- - - - - - - - - - - - < - __ _SS SERVICE �r --------------------------= _ - - - - - - - -i __=-}----------------- O 00 (0 � LOT 3 O rn MIN. FF=150.0 -'22200 LO rn 04 LO N� O - 0320 V) MIN. FF=149.5 L 0 T MIN. FF=148.0 R5 001 N88'05'59"W 209.94' BUILDINGS TO BE REMOVED UNDER SEPARATE PERMIT 1. NEW FIRE HYDRANT SHALL BE CONSTRUCTED AT A MAXIMUM DISTANCE OF 300' FROM LOT 3 (ALONG ROAD) 2. LOTS 1, 2 AND 3 SHALL HAVE ACCESS ONLY FROM NEW 20' ACCESS ROAD. Call NOTE: before you EXISTING UTILITY LOCATIONS SHOWN HEREON ARE APPROXIMATE ONLY. IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO DETERMINE THE g• EXACT VERTICAL AND HORIZONTAL LOCATION OF ALL EXISTING UNDER- 1-800-424-5555 GROUND UTILITIES PRIOR TO COMMENCING CONSTRUCTION. NO REPRESENTATION IS MADE THAT ALL EXISTING UTILITIES ARE SHOWN UNDERGROUND SERVICE (USA) HEREON. THE ENGINEER ASSUMES NO RESPONSIBILITY FOR UTILITIES AVOID CUTTING UNDERGROUND NOT SHOWN OR UTILITIES NOT SHOWN IN THEIR PROPER LOCATION. CALL BEFORE YOU DIG: 1-800-424-5555. UTILITY LINES. IT'S COSTLY RECOMMENDED FOR APPROVAL Byii;k/ BY BY CHECKED FOR COMPLIANCE TO CITY STANDARDS , F DATE DATE Z2-Z-ts 3 DATE r7 IN IN ", i. i. i. r- / / / I I I I I I i / r, ., II A i-� •• BENCHMARK: CITY OF RENTON NO. 476, TOP OF 1 /2" 75.00' IRON PIN IN CONCRETE MONUMENT CASE 15 FEET EAST OF CENTERLINE AT THE INTERSECTION OF SHATTUCK AVENUE AND SOUTH 15TH STREET. ELEVATION=132.857 INSTRUMENTATION: INSTRUMENT USED: 5 SECOND TOTAL STATION. FIELD SURVEY CONTROL WAS BY CLOSED TRAVERSE LOOPS, MINIMUM CLOSURE OF LOOPS WAS 1:22,000, IN ACCORDANCE WITH WAC 332-130-090, NEW FIRE HYDRANT -SEE SHEET 4 (2) NEW 3/4" WATER SERVICE FOR LOTS 2 & 3 W/ TRAFFIC BEARING METER BOXES & LIDS _`- - - EX. WATER <:E ERVICE/SETTER O BE USED BY LOT1 6" SS STUB BE USED LOT3 � =143.4± (VERIFY) 0) O !� NEW 6" PVC SS N N STUB ® 2%, •_ I MIN. FOR LOT 2, TYP. - - -� INV=143.6f (VERIFY) W NEW 6" PVC SS STUB ® 2%, w MIN. FOR LOT 1, TYP. I> INV=144.5t (VERIFY) I�~y F+� �j EX. FIRE HYDRANT ® TO REMAIN -ADD STORZ LEGEND FITTING PER C.O.R. STDS. 5+00 450%-10467, ® FOUND MON IN CASE EX. SANITARY SEWER MANHOLE EX. CATCH BASIN EX. STORM DRAIN MANHOLE EX. MAILBOX EX. UTILITY POLE EX, GUY ANCHOR EX. POWER VAULT EX. POWER CABINET EX. TELEPHONE RISER EX. STREET SIGN EX. FIRE HYDRANT EX. WATER METER EX. WATER VALVE EX. WIRE FENCE EX. WOOD FENCE EX. CYCLONE FENCE EX. STORM DRAIN PIPE EX. SANITARY SEWER PIPE EX. GAS MAIN EX. POWER LINE EX. WATERMAIN WATER UTILITY NOTES AND SPECIFICATIONS THESE NOTES SHALL APPEAR FOR PROJECTS FOR THE WATER UTILITY 2. ALL WORK MATERIAL SHALL BE IN CONFORMANCE WITH THE STANDARDS AND SPECIFICATIONS OF THE CITY OF RENTON PLANNING/BUILDING/PUBLIC WORKS DEPARTMENT AND THE 1996 EDITION OF THE WSDOT/APWA STANDARDS AND SPECIFICATIONS, AS APPROVED AND MODIFIED BY THE CITY OF RENTON IN THE RENTON STANDARD PLANS & SPECIFICATIONS. A SET OF APPROVED PLANS SHALL BE KEPT ON SITE AT ALL TIMES DURING CONSTRUCTION. 3. THE HOURS OF WORK IN THE STREET RIGHT OF WAY SHALL BE LIMITED TO 8:30 AM TO 3:30 PM ON WEEKDAYS UNLESS OTHERWISE APPROVED IN WRITING BY THE PUBLIC WORKS DEPARTMENT AT (425) 430-7301. THE POLICE DEPARTMENT, FIRE DEPARTMENT, AND 911 SHALL BE NOTIFIED 24 HOURS IN ADVANCE OF ANY WORK IN THE RIGHT OF WAY. 4. ALL LOCATIONS OF EXISTING UTILITIES SHOWN ARE APPROXIMATE AND IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO VERIFY THE TRUE AND CORRECT LOCATION SO AS TO AVOID DAMAGE OR DISTURBANCE. FOR UTILITY LOCATES CALL 48-HOUR LOCATORS 800-424-5555. 5. AN APPROVED TRAFFIC CONTROL PLAN IS REQUIRED TO BE SUBMITTED AT THE PRE -CONSTRUCTION MEETING. 6. ALL WATERMAIN PIPE IS TO BE CEMENT LINED DUCTILE IRON PIPE CONFORMING TO AWWA C110 AND C111 OR LATEST REVISION, THICKNESS CLASS 52. CEMENT MORTAR LINING AND SEAL COATING SHALL CONFORM TO AWWA C104 OR LATEST REVISION. PIPE JOINTS TO BE PUSH -ON OR MECHANICAL JOINT. BEDDING TO BE CLASS C. ALL DUCTILE IRON PIPE AND FITTINGS SHALL BE POLYETHYLENE WRAPPED PER ANSI/AWWA C105/A21.5-93 STANDARDS. 7. CAST IRON AND DUCTILE IRON FITTINGS SHALL BE CEMENT LINED, PRESSURE RATED AS NOTED ON PLANS, AND IN ACCORDANCE WITH ANSI/AWWA C110/A21.10-87. CEMENT LINING SHALL BE IN ACCORDANCE WITH ANSI/AWWA C104/421/4-90. IF FITTINGS ARE 3 TO 12 INCHES IN DIAMETER AND HAVE MECHANICAL JOINTS, THE FITTINGS SHALL IN ACCORDANCE WITH EITHER ANSI/AWWA C110-A21.10-87 OR ANSI/AWWA C153/A21.53-94. THREE (3) INCH TO 12 INCH DIAMETER FITTINGS, WHICH HAVE MECHANICAL JOINTS AND/OR FLANGED JOINTS, SHALL BE IN ACCORDANCE WITH ANSI/AWWA C110/A21.10.87 OR A COMBINATION OF ANSI/AWWA 0110/A21.10.87 AND ANSI/AWWA C153/A21.53-94 SUCH THAT THE PORTION OF THE FITTING WITH A MECHANICAL JOINT(S) MAY BE WITH ANSI/AWWA C153/A21.53-94 AND THAT PORTION OF THE FITTING WITH FLANGED JOINTS) SHALL BE IN ACCORDANCE WITH AWWA C110/A21.10-87. ACCEPTANCE TESTING IN ACCORDANCE WITH SECTION 53.53 OF ANSI/AWWA SECTION 10-4.3 OF ANSI/AWWA C110/A21.10-87 SHALL BE OBTAINED BY THE CONTRACTOR AND TRANSMITTED TO THE OWNER. 8. GATE VALES SHALL BE IRON BODY, BRONZED -MOUNTED, DOUBLE DISC WITH BRONZE WEDGING DEVICE AND 0-RING STUFFING BOX (AWWA C500) OR OF RESILIENT SEATED TYPE (AWWA C509). VALVES SHALL BE DESIGNED FOR A MINIMUM WATER OPERATING PRESSURE OF 200 PSI. GATE VALVES SHALL BE CLOW LIST 14, MUELLER COMPANY NO. A2380 OR M & H. 9. FIRE HYDRANTS SHALL BE COREY TYPE (OPENING WITH THE PRESSURE) OR COMPRESSION TYPE (OPENING AGAINST PRESSURE) CONFORMING TO AWWA C-502-85 WITH A 6 INCH MECHANICAL JOINT INLET AND A MAIN VALVE OPENING (M.V.O.) OF 5-1/4 INCH, TWO 2-1/2 INCH HOSE NOZZLES WITH NATIONAL STANDARD THREADS 7-1/2 THREADS PER INCH AND ONE 4 INCH PUMPER NOZZLE WITH THE NEW SEATTLE PATTERN 6 THREADS PER INCH, 60 DEGREES V. THREADS: OUTSIDE DIAMETER OF MALE THREAD 4.875 AND ROOT DIAMETER 4.6263. HYDRANTS SHALL HAVE A 1-1/4 INCH PENTAGON OPERATING NUT OPENED BY TURNING COUNTER CLOCKWISE (LEFT). 10. THE TWO 2-1/2 INCH HOSE NOZZLES SHALL BE FITTED WITH CAST IRON THREADED CAPS WITH OPERATING NUT OF THE SAME DESIGN AND PROPORTIONS AS THE HYDRANT STEM NUT. CAPS SHALL BE FITTED WITH SUITABLE NEOPRENE GASKETS FOR POSITIVE WATER TIGHTNESS UNDER TEST PRESSURES. 11. THE 4 INCH PUMPER NOZZLE SHALL BE FITTED WITH A STORZ ADAPTER, 4 INCH SEATTLE THREAD X 5 INCH STORZ. STORZ ADAPTER SHALL BE FORGED AND/OR EXTRUDED 6061-T6 ALUMINUM ALLOY, HARDCOAT ANODIZED. THREADED END PORTION SHALL HAVE NO LUGS AND TWO SET SCREWS 180 DEGREES APART. STORZ FACE TO BE METAL, NO GASKET TO WEATHER. STORZ CAP TO HAVE SYNTHETIC MOLDED RUBBER GASKET, AND SHALL BE ATTACHED TO HYDRANT ADAPTER WITH 1/8 INCH, COATED, STAINLESS STEEL, AIRCRAFT CABLE. 12. FIRE HYDRANTS SHALL BE PAINTED WITH TWO COATS OF PAINT. PRESERVATIVE PAINT NUMBER 43-655 SAFETY YELLOW OR APPROVED EQUAL. 13. PUMPER CONNECTION TO FACE ROADWAY ASSEMBLY. 14. FIRE HYDRANTS SHALL BE INSTALLED PER CITY OF RENTON STANDARD DETAIL FOR FIRE HYDRANTS, LATEST REVISION. 15. ALL WATERMAINS 10 INCHES AND SMALLER TO MAINTAIN A MINIMUM COVER OF 36 INCHES BELOW FINISH GRADE. ALL WATERMAIN 12 INCHES AND LARGER SHALL BE AT A MINIMUM OF 48 INCHES BELOW FINISH GRADE. WHERE UTILITY CONFLICTS OCCUR, WATERMAINS ARE TO BE LOWERED TO CLEAR. 16. ALL WATERMAINS 6 INCHES AND LARGER IN DIAMETER SHALL BE CLEANED WITH PIPE CLEANING "PIGS" PRIOR TO DISINFECTION. THE "POLY PIGS" SHALL BE GIRARD INDUSTRIES AQUA SWAB -AS OR APPROVED EQUAL, 2 LB/CU. FT. DENSITY FOAM WITH 90A DUROMETER URETHANE RUBBER COATING ON THE REAR OF "PIG" ONLY. 17. "PIGS" SHALL BE CYLINDER SHAPED WITH BULLET NOSE OR SQUARE END. THE CONTRACTOR WILL PERFORM THE CLEANING OPERATION. 18. ALL WATERMAINS AND SERVICES SHALL BE PRESSURE TESTED TO A MINIMUM OF 200 PSI OR 150 PSI OVER OPERATING PRESSURE, IN ACCORDANCE WITH THE SPECIFICATIONS OF THE CITY OF RENTON AND THE WASHINGTON STATE HEALTH DEPARTMENT. ALL PRESSURE TESTING SHALL BE DONE IN THE PRESENCE OF A REPRESENTATIVE OF THE CITY OF RENTON. THE QUANTITY OF WATER LOST FROM THE MAIN SHALL NOT EXCEED THE NUMBER OF GALLONS PER HOUR AS LISTED IN CITY OF RENTON STANDARD PLANS & SPECIFICATIONS 7-11.3(11). THE LOSS IN PRESSURE SHALL NOT EXCEED 5 PSI DURING THE 2 HOUR TEST PERIOD. 19. ALL WATERMAINS AND SERVICES SHALL BE DISINFECTED BY THE INJECTION OF A 50 PPM (MINIMUM CONCENTRATION) CHLORINE/WATER SOLUTION. DRY CALCIUM HYPOCHLORITE SHALL NOT BE PLACED IN THE PIPE AS LAID. CHLORINE SHALL BE METERED/INJECTED IN ACCORDANCE WITH SECTION 7-11.3(12)E OR 7-11.3(12)F OF THE STANDARD SPECIFICATIONS REFERENCED ABOVE. 20. APRE-CONSTRUCTION CONFERENCE IS REQUIRED PRIOR TO ANY CONSTRUCTION. A MINIMUM OF FIVE (5) WORKING DAYS NOTICE IS REQUIRED FOR SCHEDULING. 21. TWENTY-FOUR (24) HOURS NOTICE WILL BE REQUIRED PRIOR TO STARTING NEW CONSTRUCTION. 22. IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO SECURE ALL NECESSARY PERMITS PRIOR TO STARTING CONSTRUCTION. 23. INSTALLATION OF CORPORATE STOPS, WATER SERVICES, LINES AND METERS SHALL NOT BE DONE UNTIL ALL SERVICE AGREEMENTS, METER APPLICATIONS, CONSTRUCTION PERMITS, AND PAYMENT OF FEES HAVE BEEN MADE TO THE CITY OF RENTON. 24. ALL CONNECTION TO EXISTING MAINS IS TO BE ACCOMPLISHED BY THE CITY OF RENTON, EXCEPT WET TAPS, WHICH MAY BE MADE BY APPROVED WET TAP CONTRACTORS WITH PRIOR APPROVAL FROM THE PUBLIC WORKS DEPARTMENT. ALL NECESSARY EXCAVATION AND MATERIALS ARE TO BE SUPPLIED BY THE CONTRACTOR AND BE ON -SITE PRIOR TO CITY NOTIFICATIONS. 25. INSPECTION WILL BE ACCOMPLISHED BY A REPRESENTATIVE OF THE CITY OF RENTON. IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO NOTIFY DEVELOPMENT SERVICES TWENTY FOUR (24) HOURS IN ADVANCE OF BACKFILLING ALL CONSTRUCTION. THE CONTRACTOR, AS WELL AS THE ENGINEERS, SHALL KEEP AS -BUILT DRAWINGS. 26. CONTRACTOR TO PROVIDE PLUGS AND TEMPORARY BLOW -OFF ASSEMBLIES FOR TESTING AND PURITY ACCEPTANCE PRIOR TO FINAL TIE-IN. 27. ALL JOINT RESTRAINT SYSTEMS (SHACKLE RODS, NUTS, BOLTS, ETC.) SHALL BE AS MANUFACTURED BY THE STAR MANUFACTURING COMPANY OF COLUMBUS OHIO, OR EQUAL, APPROVED IN WRITING BY THE PUBLIC WORKS DEPARTMENT. 28. ASPHALT AND CONCRETE STREET PAVING SHALL BE SAWCUT TO A MINIMUM DEPTH OF TWO (2) INCHES. OIL MAT STREETS MAY BE SPADE CUT. ALL SURFACE CONCRETE, PAVEMENT, SIDEWALKS, CURB, GUTTERS, AND DRIVEWAY APPROACHES SHALL BE SAWCUT TO A MINIMUM DEPTH OF TWO (2) INCHES OR REMOVED TO AN EXISTING EXPANSION JOINT. 29. A TEMPORARY COLD MIX ASPHALT PATCH SHALL BE PLACED ON THE DAY OF INITIAL EXCAVATION WITH A PERMANENT, SEALED PATCH TO BE PLACED, TO CITY OF RENTON POLICY, WITHIN 10 DAYS. CALL FOR SUBGRADE INSPECTION PRIOR TO PLACEMENT OF FINAL PATCH. 30. FOR CITY PROJECTS SUCH AS TELEMETRY CONDUIT, THE PVC PIPE USED SHALL BE ALL CHEMICAL PROCESS LINES SHALL BE SCHEDULE 80 PVC PIPE. SCHEDULE 40 IN UNIMPROVED AREAS AND SCHEDULE 80 PVC PIPE UNDER IMPROVED AREAS. H: \land developrr -t r2r2. ro'ects S%.'�ANNEJ M $, 9 - J\2016-002\DWG\ENGINEERING\2016-02-ENG.dw9 9/15/2003 12:58:34 PM PDT