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HomeMy WebLinkAboutS-397504ti M N I a i M Z O U) Z LU H x LU LU 3: LU U) Q a LU O CD LPL LL a / w / c� z w w z z w 0 U Z 0 N z w X w Qf w w N `L Q w oM C� rn� �ooLLJ w O MO j_ w wwwM comma ZLLI ~ ~ Z wcl:f .. _.. _.. _F '' CONSTRUCTION SEQUENCE: 1.) CAP EXISTING DRAINAFIELD DISTRIBUTION/PERF PIPE. REMOVE EXISTING CLEANOUT OBSTRUCTING PROPOSED LOCATIONS OF MH-2 & MH-3 2.) SET MH-2 & MH-3 3.) INSTALL PROPOSED SEWER PIPE PER SPECIFIED MIN. SLOPES, THIS SHEET 4.) DISCONNECT & ABANDON EXISTING UTILITIES PER DEMOLITION PLAN NOTES, SHEET 3 OF 7. GENERAL NOTES L\ / I EX. 2" WATER METER CURRENTLY SERVING TRAILER HOMES. COMBINED SERVICE PROPOSED. A, I-, I -A PROPOSED 15' PUBLIC SANITARY SEWER EASEMENT SE 1/4, SEC. 03, TWP. 23N, RGE. 05E., W.M. EX. 5/8" WATER METER CURRENTLY ss \ SS SERVING TWO SINGLE FAMILY HOMES. -- -ss \ TO BE REMOVED. -� ,--�77-C_.` EXISTING 8" PUBLIC SEWER MAIN / -460- (S-3152) EX. CLEANOUT @ PROP. BNDRY I , I I `Ij RIM=464.1 ) MEASURE DOWN=12.5 I ✓� \\ a / �/ / IE=451.6 (ASTER PARK AS -BUILT) MH-1 TYPE II-60" (PUBLIC) NEW I /7= v/ 1 INSIDE DROP MH � / PROPOSED MH-2 TYPE II-48" (PRIVATE) // / SEE STD PLAN 402.2,SHEET C3.02 SHALLOW SEE STD PLAN 400, SHEET C3.02- RIM=464.3 OPTIONAL IF APPLICABLE rJ DESIGN IE=459.0 (IN) RIM=466.9 o' DESIGN IE=451.9 (OUT) IE=461.0 (IN) PROPOSED 8" PRIVATE SEWER I IE=460.9 (OUT)- r1h 1 0Of MIN SLOPE 51 ' IE-461 0 (IN) Wf �o i . - .. - .. 465 l I \ PROPOSED MH-3 TYPE II-48" 5 (PRIVATE) I RIM=471.5 IE=461.6 (OUT) C3102 �I I\ 145TH PL SE ------------ CO-1 r� PROPOSED CLEANOUT IE=463.5 /0_ - - - - - --0 - - - - - - - - - - o I 5 - - - - - - - - - - 4� - - - - - - - - - - - - - SS ss ss I o- = _ - - - - = _ , CO-8 I r - - - - - - - - - � - � PROPOSED 6" CLEANOUT > - - - - � - - - - - PROPOSED 6" SIDE SEWER © 2.0% MIN. SLOPE -- \ - - - - - - - - - - - - - - - - - - - -0 - - PROPOSED 8" SEWER (PRIVATE) ® 1.0% MIN. SLOPE ------------ -- - - - 1\ 0 CO-2 PROPOSED CLEANOUT I IE=465.0 PROPOSED 6" SIDE SEWER ®2.0 9 MIN. SLOPE �J 2' Ml�. COVER �---------- 1 C"1 I` I .I I II` I \`il 1. CONTRACTOR TO VERIFY ALL CONSTRUCTED SIDE SEWER IMPROVEMENTS MAINTAIN SUFFICIENT GROUND COVER OF NO LESS THAN 2 FEET. 2. CONSTRUCTED 6" SIDE SEWER PIPE SHALL MAINTAIN A MINIMUM PIPE SLOPE OF NO LESS THAN 2.0%. 3. EXISTING SIDE SEWER SYSTEM SHALL SHALL BE FLUSHED AND CLEANED AS RECOMMENDED BY ENGINEER. 4. REFERENCE CITY OF RENTON SIDE SEWER INSTALLATION INFORMATION HANDOUT FOR ADDITIONAL CONSTRUCTION GUIDANCE. 5. PROVIDE MINIMUM 12" VERTICAL CLEARANCE BETWEEN CITY UTILITY LINES AT CROSSINGS. 6. SURVEY ACCURATE ELEVATIONS AND DISTANCES SHALL BE PROVIDED IN THE AS -BUILT PLANS THAT WILL BE PREPARED BY A LICENSED SURVEYOR AFTER CONSTRUCTION. 7. WATER SERVICE IS NOT PROVIDED BY CITY OF RENTON. 8. WATER REVIEW IS NOT PROVIDED BY CITY OF RENTON. / "6" 's PACE O An Engineering Services Company 11255 Kirkland Way, Suite 300 Kirkland, WA 98033 A 425.827.2014 1 f. 425.827.5043 D/ 51V Civil I Structural I Planning I Survey paceengrs.com ------------- � � 1 CO-9 S� PROPOSED J 6" CLEANOUT 4 � ss ss I I I PROPOSED 6" SIDE SEWEI ( I I l 2.0% MIN. SLOPE CO-10T ------------------------------------------------------ PROPO � D CLEANOUT ----------------------- RIM:5;474.1 can P III VA S WE ------- r @ .0% MIN SL PE I I � ss s Ss I I �h _ - J EXISTING CLEANOUT --� - RIM=475.6------- i / PROPOSED CLEANOUT - - - - - O- - IE=472.2\ QIi / CO-7 I PROPOSED LE�NOUT I I - - - // = Q v CO-3 RIM=476.3 DESIGN IE=472. L -_ \ -H 1 PROPOSED II CLEANOUT coo IE=466.9 I N PROPOSED 6" SIDE SEWED/ I / ©2.0% MIN. SLOPE 2' MIN. COVER I Il --- O /�/ - - - - --- i CO-5 \�� PROPOSED CLEANOUT,- �� / ,-,-445'� �_j RIM=473.1 DESIGN IE=469.6 0)v PROPOSED CLEANOUT F_ tE-46$-.7 �� ✓ / �- / i /-455- /� � / EXISTING CONDITIONS MAP HAS BEEN GENERATED FROM GIS DATA AND A COMPILATION OF AS -BUILT RECORD DRAWINGS. THE INFORMATION SHOWN IS NOT SURVEY GRADE AND SHALL BE FIELD VERIFIED FOR ACCURACY. SURVEYED: DESIGNED: DRAWN: 1 REVISED PER CITY COMMENTS DATED 10/4/2017 BM 10/5/17 CHECKED: NO. REVISION BY DATE APPR I APPROVED: SCALE: AS NOTED ONE INCH AT FULL SCALE IF NOT ONE INCH SCALE ACCORDINGLY VERTICAL: NAVD 1988 HORIZONTAL: NAD 1983/1991 DATU M 0 HORIZ. SANITARY SEWER NOTES AND SPECIFICATIONS 1. ALL WORK AND WORK MATERIAL SHALL BE IN CONFORMANCE WITH THE STANDARDS AND SPECIFICATIONS OF THE CITY OF RENTON PLANNING/BUILDING/PUBLIC 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 TIMES DURING CONSTRUCTION. 2. THE HOURS OF WORK IN THE STREET RIGHT OF WAY SHALL BE PER CITY SPECIFICATIONS ON WEEKDAYS UNLESS OTHERWISE APPROVED IN WRITING BY THE PLANNING/BUILDING/PUBLIC WORKS DEPARTMENT. AN APPROVED TRAFFIC CONTROL PLAN MUST BE OBTAINED PRIOR TO BEGINNING ANY WORK WITHIN PUBLIC RIGHT OF WAY. 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. A PRE -CONSTRUCTION CONFERENCE AND A 24 HOUR NOTICE SHALL BE REQUIRED PRIOR TO STARTING NEW CONSTRUCTION. IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO SECURE ALL NECESSARY PERMITS PRIOR TO STARTING CONSTRUCTION. (INSPECTION WILL BE ACCOMPLISHED BY A REPRESENTATIVE OF THE CITY OF RENTON.) IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO NOTIFY THE PUBLIC WORKS INSPECTOR 24 HOURS IN ADVANCE OF BACKFILLING ALL CONSTRUCTION. 5. CONTRACTOR IS SOLELY RESPONSIBLE 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 ANY 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 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. 10. 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. 11. OPEN CUT ROAD CROSSINGS FOR UTILITY TRENCHES ON EXISTING TRAVELED ROADWAY SHALL BE BACKFILLED WITH CRUSHED ROCK AND MECHANICALLY COMPACTED UNLESS OTHERWISE APPROVED BY CITY OF RENTON PUBLIC WORKS DEPARTMENT. 12�REFERENCE BENCHMARK AND ELEVATIONS WILL BE SURVEY ACCURATE A AND PROVIDED IN THE AS -BUILT PLANS. l 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 WITH THE STANDARDS AND SPECIFICATIONS OF THE CITY OF RENTON PLANNING/BUILDING/PUBLIC 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. THIS SHALL INCLUDE NECESSARY LEVELING OF THE TRENCH BOTTOM OR THE TOP OF THE FOUNDATION MATERIAL, AS LO 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 Oi BASE. PIPE BEDDING SHALL BE PEA GRAVEL 6 INCHES ABOVE AND IM BELOW THE PIPE. 15. SANITARY SEWER PIPE SHALL BE POLYVINYL CHLORIDE (PVC) RUBBER Z GASKETED ASTNI D 3034, SDR 35, OR DUCTILE IRON CLASS 50, UNLESS OTHERWISE APPROVED BY THE WASTEWATER UTILITY. O 16. IN UNIMPROVED AREAS, MANHOLE TO EXTEND MINIMUM 6 INCHES V) AND MAXIMUM 12 INCHES ABOVE FINISHED GRADE OR MUST HAVE Z MINIMUM 2' DIAMETER CONCRETE RING POURED AT GRADE. IN PAVED W AREA, COVER MUST SLOPE IN ALL DIRECTIONS TO MATCH PAVING. x Z RECORD Lu DRAWINGS LU 40 80 Scale In Feet S-397504 W IN COMPLIANCE WITH CITY OF RENTON STANDARDS (n CALL BEFORE YOU D;G 811 UNDERGROUND SERVICE (USA) O M- CITY OF FIR GROVE PARK SEWER EXTENSION R E N TO N SANITARY SEWER PLAN Planning/Building/Public Works Dept. Q LU DATE: O 2017/10/09 FIELDBOOK: PAGE: DRAWING NO: 5325 NE SUNSET BLVD, RENTON, WA 98049 C3.00 FIR GROVE PARK SEWER EXTENSION SHEET: 4 OF: 7 LL PACE JOB NUMBER: 17430