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HomeMy WebLinkAboutS-3654039 05 Z O I�-/ Ll_ W W li m BREMERTON TOWNHOMES A PORTION OF THE NE 1/4 & NW 1/4 SECTION 15, TOWNSHIP 23 N., RANGE 5 E., W.M. 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. Cal 2 Working Days Before You Dig 1-800-424-5555 Utilities Underground Location Center (D,MT,ND,OR,WA) CITY OF RENTON APPROVAL FOR SITE CONSTRUCTION 0 0 00 Date DO Date Comments: Dote I\\ I cFia me , PROJECT #: U120093 CONCEPT ENGINEERING, INC. - 455 Rainier Boulevard North - ssaquoh, Washington 98027 _ (425) 392 -8055 FAX (425) 392 -0108 Copyright © 2012 Concept Engineering, Inc. All rights reserved. 1 " =20' JJ I I J DRI. mss SS 10 12 BRC 7-1 AT _` F NLL IF Me ONE INCH BY DATE I APPR I "W"__ 6GVE AGCORDINCLr 6" HUILDINC SFIWR PIPF TEE MTH 6" S1DE OUTLET D" SLUE SE-ER A60 RULONG 5EKER PROPERTY LINE FU LURE BUILDING SEWER I fi X6 %6 'WYE \p 'x 4'' STUD MARKING POST >AINTED SJRFACE CLEANOUT WITH WHITE WTI TIC WORD, "SEWER" STENCILED } CAST IRON RING & COVER IN 3" NTOH BLACK LETTERS AND 116 %IRE pW WRAPPED AROCND THE SNO AND (EAST JORDAN IRgY N'ORNS E%IENDEU fU THE LOP OF THE STUD. 2975 OR APPROVED EQUAL, SPECIFY "SEWER" ON LID, SEE SID. PLAN b }.1 FOR MSTAULATION) ACCEPTABLE PROCEDURES FOR SIDE srATR CONNECTIONS TO VAIN LINES ARE AS FOLLOWS : A. VITRIFIED CLAY MAIN - CUT IN A NEW TEE USING FLEXIBLE CCUFUNGS (FLRNCO OR APPRONTU EQUAL). B. CORCRETE MAIN - CORE- DRILLED WITH A ROMAC SADDLE (OR APPROVED EQUAL). C. PVC MAIN - CORE - DRILLED WTH A ROMAC SADDLE (OR APPROVED EQUAL) OR CUT IN A NEW WE USING RIGID COUPLINGS. 0. DUCTILE IRON MAIN - CORE -ORT LEO W!" A HWAC SADDLE (CR APPROVED EQUAL) E. MANHOLE CONNECTION - ALL CONNECTIONS TO MANHOLES SHALL. HE AT MANUFACTURED KNOCK CUTS OR THE STRUCTURE SHALL BE CORE DRILLED. I� 0 0 00 60" ALLOWABLF MAX. DO FOR CAST IRON PIPE O o DO oo O ° OR DUCTILE IRON PIPE. T: 3 hux Nh OJA Do RE TE BLOCKING y \N .A9 O0.E CON 2% MM SLOPE _ HORIZONTAL 6" SIDE OUTLET SE'NLR ILL 6" ININ, MAIN SF'NFR MAIN CONCRETE BIOCKINA, ANGLE TYPICAL_$IpL_5ERER ELEVATION OF TEE -AT MAIN OVER 25 El EVA71ON I� 0 0 00 O O DO O O o DO oo O ° C °� 29 +80 30 +00 31 +00 31 +20 SEWER PROFILE STA. 29 +80 to 31 +20 HORIZONTAL SCALE: 1 " =20' VERTICAL SCALE: 1 " =5' NOT=: UNLESS 01HERMSE SHOWN ON PLAN, SIDE SEWER SHALL HAVt 420 420 A MINIMUM 2.5' COVER E PROPERTY LINE OR 3R I LONER THAN TII[ LOWEST HOUSE PROPERTY INEO VCR IS LOWER. IIII I PUBLIC WORKS STANDARD SIDE SEWER SPD. PLAN - 406.1 DEPARTMENT (SEWER _. I I ...... ..... I _.. ..... I ..... ....... (SEWER MAIN TO PROPERTY LINE) sEPTrMUGR 20U FINISHED GROUND..... 410 - - - 410 "RING #9. EXISTING S15 -6" TEE. .... ... \GROUND.... ..0 +20.7. _...... _ _... IE= 402.08 _.133LF g?� ..PVG S= 1..50 %_........ _ ................... S46-6" ...TEE 517 -8" TEE.. .... . 3 400 0 +41.6 0 +88 400 E 1 = 403.09 S18 -6 - TEE. ...._ SSMH #4 1 +09.1 STANDARD 48" SS MANHOLE IE= 403:41 ..... STA. 30 +88.09, 5.4511.RT - SSM.H..#5 .. 10 78.72' LT .......... STANDARD 48" SS MANHOLE RIM = 410.34 STA, 3 +48.71; IE (8 ' -.OUT) =4Q1.67 ..... ..... STA. 30 +85:38, 127.64' LT IE (8 "_.IN) 401..7Z _ _ _ _ . .............. RIM-410.54 390 IE (8" OUT) 403.77 390 �U WOim •: CITY OF HPYAUFT 1N tY&T /IYY1 RENTON DATU M Planning /Building /Public Works Dept. BREMERTON TOWNHOMES SEWER PROFILES 2 7 -31 -12 dCUA1C R0 C -9.2 SEWER PROFILE SSMH #4 to SSMH #5 HORIZONTAL SCALE: 1 " =20' VERTICAL SCALE: 1 " =5' 5- 365403 cb; 5- 3G5(+03