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Home My WebLink AboutR-3869117' MANHOLE FRAME AND COVER SEE STD. PLAN 401 ADJUSTMENT RINGS (2- MIN.) SEE NOTE 6 MORTAR JOINTS) (3/8- WIN.) SEE NOTE 5 CONE (ECCENTRIC) RUBBER GASKETED JOINTS IN ACCORDANCE WITH ASTM C-443 STEPS - POLYPROPYLENE STEPS SHALL BE INCLUDED CONCRETE RISER BY PIPE INC., OR APPROVED EQUAL. LADDER -POLYPROPYLENE SHALL BE ATTACHED TO MANHOLE MAX. PIPE SIZE - 'E' CONCRETE SHELF PRECAST BASE SECTION OR CAST IN SHELF. I NOT TO SCALE *A# tBl Ict 4DP tEr 48" MH 480 6" MIN. 5"MIN 24" MIN. 21" 1. D, 54" WH 54" 8" MIN. 5.5" WN. 24" MIN. 24" I.D. L 60" MH 60" 8" MIN. 6" MIN. 1 42" MIN. 1 30" I.D. NOTES: 1. STEPS TO BE POLYPROPYLENE SAFETY STEPS. 2. STEPS ARE TO BE IN PLACE BEFORE MANHOLE SECTIONS ARE INSTALLED. 3. CASTING SHALL BE PER STD. PLAN 401. 4. MANHOLE SECTIONS TO BE OF REIWORCED PRECAST CONCRETE. 5. ALL JOINTS BETWEEN THE CONE, RISER RINGS, BRICKS AND CASTING SHALL BE GROUTED. 6. ADJUSTMENT OF THE CASTING TO GRADE SHALL BE ACCOMPLISHED MOTH A COMBINATION OF ADJUSTMENT RINGS, BRICKS AND MORTAR ONLY, BRICKS SHALL BE STAGGERED TO CREATE A RUNNING BOND OR 1/2 BOND. THE USE QE SbJMS IS ERON&MD 7. SANITARY SEWER MANHOLES SHALL HAVE ALL INTERIOR SURFACES, INCLUDING CHANNELING, COATED (SEALED) WITH A HIGH SOLIDS URETHANE COATING; WASSER MC-AROSHIELD OR APPROVED EQUAL; COLOR OF COATING SHALL BE WHITE. 8. RUBBER GASKETED JOINTS SHALL BE IN CONFORMANCE WITH ASTM C-443. 9. CHANNEL HEIGHT SHALL BE A MINIIMUM OF 3/4 OF THE INSIDE DIAMETER OF THE LARGEST PIPE. 10. CONNECTIONS TO MANHOLE SHALL BE MADE USING GPK ADAPTOR, KOR-N-SEAL BOOTS OR APPROVED EQUAL. 11. IN UNIMPROVED AREAS, MANHOLES SHALL EXTEND A MINIMUM OF 6" AND A MAX*" OF 12" ABOVE FHSHED GRADE OR MUST HAVE A MINIMUM 2$ DIAMETER CONCRETE RINGS POURED AT GRADE. IN PAVED AREAS, COVER MUST SLOPE IN ALL DIRECTIONS TO MATCH PAVING. PUBLIC WORKS on. PLO - 400.1 + + DEPARTMENT STAPODAMO SANITARY &A ,11111404MFE SEPTMER 2011 [- W (SEE NOTE 7) BEDDING MATERIAL FOR SANITARY SEWER PIPE (SEE NOTE 5) FOUNDATION LEVEL LIMITS OF PIPE ZONE 1 J Oto O.D. OF PIPE 6 BEDDING FOR SANITARY SEWER PIPE NLDTES 1. PROVIDE UNIFORM SUPPORT UNDER BARREL. 2. HAND TAMP UNDER HAUNCHES. 3. COMPACT BEDDING MATERIAL TO 95% MAX. DENSITY EXCEPT DIRECTLY OVER PIPE. HAND TAMP ONLY. 4. PIPE INSTALLATION SHALL BE PER SECTION 7-08 OF THE STANDARD SPECIFICATIONS. 5. PIPE ZONE MATERIAL SHALL BE "GRAVEL BACKFILL FOR DRAINS" AS SPECIFIED IN THE AGGREGATES SECTION OF THE STANDARD SPECIFICATIONS OR PEA GRAVEL. 6. PIPE MUST BE ANCHORED IN SUCH A MANNER AS TO ENSURE FLOW LINE IS MAINTAINED. 7. TRENCH WIDTH SHALL BE PER SECTION 2-09.4 OF THE STANDARD SPECIFICATIONS. PUBLIC WORKS P1101% imam"66 M. PUN - 4" DEPARTMENT FOR SANITAMtY SEARS OCTOBER 2012 t�LAM CRE�C PUD A PORTION OF K 1/4 IN 1/4 lECTI011 10 Toftw�wr 23 IL �uwoE 5 E09 TE Yo W TON NOM MD DUALS LUA v 06 067 I a BOLTHOLES - 3 PLCS EQUALLY SPACED 120* APART ON 23 1/16' (586mm) TITA R.C. (-wF nF-TAIL) RENTON' SEWER COVER & FRAME PLAN VIEW 25' DIA, E635mml 3/4' 5mml El9mml 8 3/4' t 2 1/2' 1222mml 164mml TYP COVER SECTION VIEW 26 1/2' DIA 1673mml 25 1/4' DIA [641mml 1 1/16' F1/4' (E +) DIA (27mm1 NEOPRENE GASKET 61 1152mml 23 3/8' -DIA CL OPEN 116MMI 1594mml 27 5/16' DIA 1694mml 34 1/8' DIA COVER BOTTOM VIEW (3) BLT SOC, (ALLEN HEAD) 5/8'-11 X 1.5 SS RUBBER WASHER 1/4* 1 1/16' [27mml E3ml ER3mml "SKET GROOVE DETAIL U5b /M"j NOTES: FRAC SECTION VlEW 1. ALL COVERS SHALL BE LOCKING LID PER EAST JORDAN IRON WORKS INC. No. 371701 OR EQUAL. 2. USE FRAME AND COVER FOR STORM (SPECIFY "DRAIN" ON COVER). SANITARY (SPECIFY "SEWER"), OR WATER (SPECIFY Itt WATER"). + PUBJIC WORKS LR 9M. PLAN - 401 + DEPARTMENT KAAIK AA4D DECEMBER 2008 12 h" 14" 2 RECESSED LIFT POCKET %" - 11 N,C. SOCKET HD SCREW 1 A4" LONG (BRONZE OR S.S.) X" x 2" RAISED PADS 11M» At 12 14" CAST IRON RING AND COVER 2" A.C. I _L 6" CONCRETE CLASS 3000 45- (1 /8) BEND 45- (1/8) BEND "&Iwiffi SAND OR EXPANDABLE FOAM WATER TIGHT PLUG PIPE MATERIAL AS SPECIFIED BY THE ENGINEER NOTES: 1. 8` AND 6" CLEANOUTS ON SEWER MAINS SHALL BE EAST JORDAN IRON WORKS, INC. No. 3698 OR EQUAL. CLEAN OUT SHALL BE A WATER TIGHT ASSEMBLY. 2. IN UNIMPROVED AREAS, POUR A l' -O" THICK, 2"-0" SQUARE CONCRETE, CLASS 3000, PAD AROUND THE RING AND COVER. PUBLIC WORKS IB OR 6 INCH CL iT M. PEM - 408.1 DEPARTMENT FOR SAMITAItY SL"ARM SEPTE R 2011 HORIZONTAL 6" SIDE OUTLET TEE SEWER 6" MIN, MAIN SEWER MAIN CONCRETE BLOCKING ANGLE TYPICAL 511)E S&W.R ELEvA-nON QE TEE AT MAIN OVER 25 ELEVAIM NOTE: UNLESS OTHERWISE SHOWN ON PLAN, SIDE SEVER SHALL HAVE A MINIMUM 2.5' COVER AT PROPERTY LINE OR 3-5' LOWER THAN THE LOWEST HOUSE ELEVATION, WHICHEVER IS LOWER. 'y STA QAR0 Sam swv*un MD. PLAN - 4".1 + PUBLIC WORKS WMTAAJLATS" DEPARTMENT R NL%M TO KTY Lum) JANUARY 2013 A m SEA! W-TH AR 4000 OR APPROVED EOVAL AND DRY SAND AFTER PATCHiNG PATCHED AREA PLAN NTS A DEPTH OF CLASS *8" ASPHALT TO BE 2" BELOW BOTTOM OF THE UPPER ADJUSTMENT RING OR A MINIMUM OF 8** WHICHVER IS GREATER. Af V-4 MORTAR i O,INT(S) (3/8" M N SEE AUoiUSTMENT RING (1„ 1414.) OR NOTE 3 AND SPECIAL PROVISO BRICKS. SEE NOTE 4 S C _7 ON A --A . ... ......... .. . .. N.QTEJ 1, REMOVE PAVEMENT AND BASE MATERIALS FOR A DISTANCE 3 ALL JONYS WTWMN THE COME, ADJUSTIMENT WNW, WHICH IS EQUAL TO THE 0"415TER OF THE FRAME PLUS FOUR 8110ICKS AND FOAM SHALL BE GPKXffW FEET. ADJUST CASTING FPAW TO PAVEMENT SURFACE US040 RISER RWW OR CONCRETE BLOCKS PER STO. PLAN 4 A"JSTMEW OF THE FK#AiE TO OR40E SHALL ME 400.1. ACrA*AlLN**D VM A COMIMATION OF ADANTWNT RINW, &MO AND MORTM Y. BNOM SHALL ME 2. REPLACE EXCAVATED MATERIAL WITH A MINkUM OF 8* OF STAGOOM TO COWATE A RLMOIG BOND OR 112 MOND TW CLASS 'SASPHALT OR TO A DIED THAT IS 2* BELOW THE mm. n. BOTTOM OF THE U~ ADJUSTMENT RING WHICHEVER IS GREATER OR AS APPWVED BY THE ENGINEER. SM. MM - 4W4 I VPPICAL UTUar" ............. . .... . .. PUBLIC WORKS DEPARTMENT �► OK SMUMY SEWO MOTU l. ALL WORK AND WORK MATERIAL SHALL BE IN CONFORMANCE NTH THE STANDARDS AND SPECIFICATIONS OF THE CITY OF RENTON PLANMNG/MDlNG/P0BlJC WORKS DEPARTMENT AND THE LATEST 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 TKS DURING CONSTRUCTION. 2. THE HOURS OF WORK IN THE STREET RIGHT OF WAY SHALL BE PER CITY SPECIFICATIONS ON WEKDAYS UNLESS OTHERWISE APPROVED IN WRlTlNG BY THE PLANNlNG/8ULDING/PL8JC WORKS DEPARTMENT. AN APPROVED TRAFFIC CONW PLAN MUST BE OBTAINED PRIOR TO BEONNING ANY WORK WITHIN PUBLIC RIGHT OF WAY. 3. ALL LOCATIONS OF EXISTING UTILlTIES SHOWN ARE APPROXIMATE AND IT SHALL BE THE CONTRACTOR'S RE90MUTY TO VERIFY THE W AND CORRECT LOCATION SO AS TO AVOID DAMAGE OR DISTURBANCE. 4. A PRE -CONSTRUCTION CONFERENCE AND A 24 HOUR NOTICE SHALL BE REQUIRED PRIOR TO STARTING NEW CONSTRUCTION. IT SHALL BE THE CONTRACTOR'S RESPONSOUTY TO SECURE ALL NECESSARY PERMITS PRIOR TO STARTING CONSTRUCTION. (INSPECTION WALL BE ACCMUSHM BY A REPRESENTATIVE OF THE CITY OF RENTON.) IT SHALL BE THE CONTRACTOR'S RET04MUTY TO NOTIFY THE PUBLIC WORKS INSPECTOR 24 HOURS IN ADVANCE OF BACKFILLING ALL CONSTRUCTION. 5. CONTRACTOR IS SOLELY RESPONSELE FOR THE MEANS, METHODS AND SEQUENCES OF CONSTRUCTION AND FOR THE SAFETY OF WORKERS AND OTHERS ON THE CONSTRUCTION SITE. 6. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO OBTAIN STREET USE AND MY OTHER RELATED PERMITS PRIOR TO ANY CONSTRUCTION. 7. PLANS APPROVED BY THE CITY OF RENTON, PUBLIC WORKS DEPARTMENT SHALL TAKE PRECEDENCE OVER ALL OTHER PLANS. 8. A COPY OF THESE APPROVED PLANS MUST BE ON THE JOB SITE WHENEVER CONSTRUCTION IS IN PROGRESS. 9. THE CONTRACTOR SHALL PROINVIDE THE CITY OF RENTON NTH AN AS -BUILT DRAWING OF THE SANITARY SEAR SYSTEM, WHICH HAS BEEN STAMPED AND SOO BY A LICENSED PROFESSIONAL ENGINEER OR LICENSED PROFESSIONAL SURVEYOR. 10. BACKFILL SHALL. BE PLACED EQUALLY ON BOTH SIDES OF THE PIPE IN LAYERS NTH A LOOSE AVERAGE DEPTH OF 6 WKS, MAA" DEPTH OF 8 WKS, THOROUGHLY TAMPING EACH LAYER TO 95 PERCENT OF MAW" 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. 11. OPEN CUT ROAD CROSSINGS FOR UTILITY TRENCHES ON EXISTING TRAVELED ROADWAY SHALL BE BACKFILLED NTH CRUSHED ROCK AND MEDiANICALLY COMPACTED LWLESS OTHERWISE APPROVED. 12. DATUM FOR VERTICAL CONTROL SHALL BE NORTH AMERICAN VERTICAL DATUM 1988 METERS, AND FOR HORIZONTAL CONTROL SHALL BE NORTH AMERICAN DATUM 1983/1991 METERS UNLESS OTHERWISE APPROVED BY THE CITY OF RENTON PUBLIC WORKS DEPARTMENT. REFERENCE BENCHMARK AND ELEVATIONS ARE NOTED ON THE PLANS. 13. 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. 14. ALL PIPE AND APPURTENANCES SHALL BE LAID ON A PROPERLY PREPARED FOUNDATION IN ACCORDANCE NTH THE STANDARDS AND SPECIFICATIONS OF THE CITY OF RENTON PLAM"/WUWMA*JC WOWS DEPARTMENT AND THE LATEST EDITION OF THE WSDOT/APWA STANDARDS AND SPECFICATIONS, AS APPROVED AND MODIFIED BY THE CITY OF RENTON IN THE RENTON STANDARD PLANS & SPECIFICATIONS. THIS SHALL NCLUDE NECESSARY LEVELING OF THE TRENCH BOTTOM OR THE TOP OF THE FOLINDATION MATERIAL, AS HELL AS PLACEMENT AND COMPACTION OF REQUIRED BEDDING MATERIAL, TO LWORM GRADE SO THAT THE ENTIRE LENGTH OF THE PIPE WALL BE SUPPORTED ON A UNIFORMLY DENSE, UNYIELDING BASE. PIPE BEDDING SHALL BE PEA GRAVEL 6 INCHES ABOVE AND BELOW THE PIPE. 15. SANITARY SEVER PIPE SHALL BE POLYMNYL CHLORIDE (PVC) RUBBER GASKETED ASTM D 3034, SDR 35, OR DUCTILE IRON WM 50, UNLESS OTHERWISE APPROVED BY THE WASTEWATER UTILITY. 16. IN UNIMPROVED AREAS, MANHOLE TO EXTEND MUMUM 6 INCHES AND MAX" 12 INCHES ABOVE FINISHED GRADE OR MUST HAVE MNM 2DWETER CONCRETE RING POURED AT GRADE.IN PAVED AREA, COWER MUST SLOPE IN ALL DIRECTIONS TO MATCH PANG. C t), CALL 48 HOURS BEFORE YOU DIG DIAL 811 00 C) > PROPERTY LINE z 1 3 30-0** o FUTURE 6" BUILDING SEWER PIPE BUILDING SEWER PAINTED ,TEE VATH 6" SIDE OUTLET 2"x 4" STUD MARKING POST 6")(6"X6" WYE WHITE VlATlH THE WORD "SEWER" STENCILED SURFACE CLEANOUT WITH IN 3" HIGH BLACK LETTERS AND #6 WIRE cr CAST IRON MG & COVER (EAST JORDAN VtON WORKS WRAPPED AROUND THE STUD AND EXTENDED TO THE TOP OF THE STUD. 2975 OR APPROVED EQUAL, CL SPECIFY "SEWER" ON LID, SEE STD. PLAN 403.1 FOR 6" SIDE SEVER AND BUILDING SEWER INSTALLATION) ACCEPTABLE PROCEDURES FOR SIDE SEWER CONWC'RONS TO MAIN LINES ARE AS FOLLOWS: A. \ATRInED CLAY MAIN - CUT IN A NEW SECTION OF SEVER MAIN WITH A NEW TEE USING FLEXIBLE COUPL04GS (FERNCO OR APPROVED EQUAL). B. CONCRETE MAIN - CUT IN A NEW SECTION OF SEWER MAIN VATH A NEW TEE USING FLEXIBLE COUPLINGS (FERNCO OR APPROVED EQUAL), C. PVC MAIN - CORE -DRILLED MATH A ROMAC SADDLE (OR APPROVED EQUAL) OR CUT IN A NEW TEE USING RIM COUPLINGS. D. DUCTILE IRON MAIN - CORE -DRILLED WITH A ROMAC SADDLE (OR APPROVED EQUAL) E. MANHOLE CONNECTION - ALL CONNECTIONS TO MANHOLES SHALL BE AT MANUFACTURED KNOCK -OUTS OR THE STRUCTURE SHALL BE CORE -DRI -LED. 60" ALLOWABLE MAX. FOR CAST IRON PIPE OR DUCTILE IRON PIPE. 1: 3:5 MIX CONCRETE BLOCKING ,�� 25 '�, ��,P '. '�'`' 2% IN SLOE HORIZONTAL 6" SIDE OUTLET TEE SEWER 6" MIN, MAIN SEWER MAIN CONCRETE BLOCKING ANGLE TYPICAL 511)E S&W.R ELEvA-nON QE TEE AT MAIN OVER 25 ELEVAIM NOTE: UNLESS OTHERWISE SHOWN ON PLAN, SIDE SEVER SHALL HAVE A MINIMUM 2.5' COVER AT PROPERTY LINE OR 3-5' LOWER THAN THE LOWEST HOUSE ELEVATION, WHICHEVER IS LOWER. 'y STA QAR0 Sam swv*un MD. PLAN - 4".1 + PUBLIC WORKS WMTAAJLATS" DEPARTMENT R NL%M TO KTY Lum) JANUARY 2013 A m SEA! W-TH AR 4000 OR APPROVED EOVAL AND DRY SAND AFTER PATCHiNG PATCHED AREA PLAN NTS A DEPTH OF CLASS *8" ASPHALT TO BE 2" BELOW BOTTOM OF THE UPPER ADJUSTMENT RING OR A MINIMUM OF 8** WHICHVER IS GREATER. Af V-4 MORTAR i O,INT(S) (3/8" M N SEE AUoiUSTMENT RING (1„ 1414.) OR NOTE 3 AND SPECIAL PROVISO BRICKS. SEE NOTE 4 S C _7 ON A --A . ... ......... .. . .. N.QTEJ 1, REMOVE PAVEMENT AND BASE MATERIALS FOR A DISTANCE 3 ALL JONYS WTWMN THE COME, ADJUSTIMENT WNW, WHICH IS EQUAL TO THE 0"415TER OF THE FRAME PLUS FOUR 8110ICKS AND FOAM SHALL BE GPKXffW FEET. ADJUST CASTING FPAW TO PAVEMENT SURFACE US040 RISER RWW OR CONCRETE BLOCKS PER STO. PLAN 4 A"JSTMEW OF THE FK#AiE TO OR40E SHALL ME 400.1. ACrA*AlLN**D VM A COMIMATION OF ADANTWNT RINW, &MO AND MORTM Y. BNOM SHALL ME 2. REPLACE EXCAVATED MATERIAL WITH A MINkUM OF 8* OF STAGOOM TO COWATE A RLMOIG BOND OR 112 MOND TW CLASS 'SASPHALT OR TO A DIED THAT IS 2* BELOW THE mm. n. BOTTOM OF THE U~ ADJUSTMENT RING WHICHEVER IS GREATER OR AS APPWVED BY THE ENGINEER. SM. MM - 4W4 I VPPICAL UTUar" ............. . .... . .. PUBLIC WORKS DEPARTMENT �► OK SMUMY SEWO MOTU l. ALL WORK AND WORK MATERIAL SHALL BE IN CONFORMANCE NTH THE STANDARDS AND SPECIFICATIONS OF THE CITY OF RENTON PLANMNG/MDlNG/P0BlJC WORKS DEPARTMENT AND THE LATEST 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 TKS DURING CONSTRUCTION. 2. THE HOURS OF WORK IN THE STREET RIGHT OF WAY SHALL BE PER CITY SPECIFICATIONS ON WEKDAYS UNLESS OTHERWISE APPROVED IN WRlTlNG BY THE PLANNlNG/8ULDING/PL8JC WORKS DEPARTMENT. AN APPROVED TRAFFIC CONW PLAN MUST BE OBTAINED PRIOR TO BEONNING ANY WORK WITHIN PUBLIC RIGHT OF WAY. 3. ALL LOCATIONS OF EXISTING UTILlTIES SHOWN ARE APPROXIMATE AND IT SHALL BE THE CONTRACTOR'S RE90MUTY TO VERIFY THE W AND CORRECT LOCATION SO AS TO AVOID DAMAGE OR DISTURBANCE. 4. A PRE -CONSTRUCTION CONFERENCE AND A 24 HOUR NOTICE SHALL BE REQUIRED PRIOR TO STARTING NEW CONSTRUCTION. IT SHALL BE THE CONTRACTOR'S RESPONSOUTY TO SECURE ALL NECESSARY PERMITS PRIOR TO STARTING CONSTRUCTION. (INSPECTION WALL BE ACCMUSHM BY A REPRESENTATIVE OF THE CITY OF RENTON.) IT SHALL BE THE CONTRACTOR'S RET04MUTY TO NOTIFY THE PUBLIC WORKS INSPECTOR 24 HOURS IN ADVANCE OF BACKFILLING ALL CONSTRUCTION. 5. CONTRACTOR IS SOLELY RESPONSELE FOR THE MEANS, METHODS AND SEQUENCES OF CONSTRUCTION AND FOR THE SAFETY OF WORKERS AND OTHERS ON THE CONSTRUCTION SITE. 6. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO OBTAIN STREET USE AND MY OTHER RELATED PERMITS PRIOR TO ANY CONSTRUCTION. 7. PLANS APPROVED BY THE CITY OF RENTON, PUBLIC WORKS DEPARTMENT SHALL TAKE PRECEDENCE OVER ALL OTHER PLANS. 8. A COPY OF THESE APPROVED PLANS MUST BE ON THE JOB SITE WHENEVER CONSTRUCTION IS IN PROGRESS. 9. THE CONTRACTOR SHALL PROINVIDE THE CITY OF RENTON NTH AN AS -BUILT DRAWING OF THE SANITARY SEAR SYSTEM, WHICH HAS BEEN STAMPED AND SOO BY A LICENSED PROFESSIONAL ENGINEER OR LICENSED PROFESSIONAL SURVEYOR. 10. BACKFILL SHALL. BE PLACED EQUALLY ON BOTH SIDES OF THE PIPE IN LAYERS NTH A LOOSE AVERAGE DEPTH OF 6 WKS, MAA" DEPTH OF 8 WKS, THOROUGHLY TAMPING EACH LAYER TO 95 PERCENT OF MAW" 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. 11. OPEN CUT ROAD CROSSINGS FOR UTILITY TRENCHES ON EXISTING TRAVELED ROADWAY SHALL BE BACKFILLED NTH CRUSHED ROCK AND MEDiANICALLY COMPACTED LWLESS OTHERWISE APPROVED. 12. DATUM FOR VERTICAL CONTROL SHALL BE NORTH AMERICAN VERTICAL DATUM 1988 METERS, AND FOR HORIZONTAL CONTROL SHALL BE NORTH AMERICAN DATUM 1983/1991 METERS UNLESS OTHERWISE APPROVED BY THE CITY OF RENTON PUBLIC WORKS DEPARTMENT. REFERENCE BENCHMARK AND ELEVATIONS ARE NOTED ON THE PLANS. 13. 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. 14. ALL PIPE AND APPURTENANCES SHALL BE LAID ON A PROPERLY PREPARED FOUNDATION IN ACCORDANCE NTH THE STANDARDS AND SPECIFICATIONS OF THE CITY OF RENTON PLAM"/WUWMA*JC WOWS DEPARTMENT AND THE LATEST EDITION OF THE WSDOT/APWA STANDARDS AND SPECFICATIONS, AS APPROVED AND MODIFIED BY THE CITY OF RENTON IN THE RENTON STANDARD PLANS & SPECIFICATIONS. THIS SHALL NCLUDE NECESSARY LEVELING OF THE TRENCH BOTTOM OR THE TOP OF THE FOLINDATION MATERIAL, AS HELL AS PLACEMENT AND COMPACTION OF REQUIRED BEDDING MATERIAL, TO LWORM GRADE SO THAT THE ENTIRE LENGTH OF THE PIPE WALL BE SUPPORTED ON A UNIFORMLY DENSE, UNYIELDING BASE. PIPE BEDDING SHALL BE PEA GRAVEL 6 INCHES ABOVE AND BELOW THE PIPE. 15. SANITARY SEVER PIPE SHALL BE POLYMNYL CHLORIDE (PVC) RUBBER GASKETED ASTM D 3034, SDR 35, OR DUCTILE IRON WM 50, UNLESS OTHERWISE APPROVED BY THE WASTEWATER UTILITY. 16. IN UNIMPROVED AREAS, MANHOLE TO EXTEND MUMUM 6 INCHES AND MAX" 12 INCHES ABOVE FINISHED GRADE OR MUST HAVE MNM 2DWETER CONCRETE RING POURED AT GRADE.IN PAVED AREA, COWER MUST SLOPE IN ALL DIRECTIONS TO MATCH PANG. C t), CALL 48 HOURS BEFORE YOU DIG DIAL 811 00 C) >