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Home My WebLink AboutR-3832054 F— !L;Z 9 z 9 Z I W o w 3C w _j Ld o L& a o ai U) V) I C0 CL j CL q< C- a F - Q 0 ruZ W 0.Q 0 Z `0 0 3 LO w CO 0 ci Z m O w Cr z 0 Q `r' V) V Q L;j U d V) W CL 0 a CL L 0 V 73 M EPP-4w V' ` a C' w � < m V C M C a O L C C) 0 - of rn w �: rn "0 D obi O J Z v Z U, >� O 2 CITY OF RENTON STORMWATER DRAINAGE NOTES 1. BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY OCCURS, A PRECONSTRUCTION MEETING MUST BE HELD WITH THE CITY OF RENTON DEPARTMENT OF PUBLIC WORKS, DESIGN ENGINEER. 2. All CONSTRUCTION SHALL BE IN ACCORDANCE WITH THE "1988 STANDARD SPECIFICATIONS FOR ROAD, BRIDGE AND MUNICIPAL CONSTRUCTION" PREPARED BY WSDOT AND THE AMERICAN PUBLIC WORKS ASSOCIATIONS (APWA), AS AMENDED BY THE CITY OF RENTON DEPARTMENT OF PUBLIC WORKS. 3. THE STORM DRAINAGE SYSTEM SHALL BE CONSTRUCTED ACCORDING TO THE APPROVED PLANS WHICH ARE ON FILE IN THE DEPARTMENT OF PUBLIC WORKS. ANY DEVIATION FROM THE APPROVED PLANS WILL REQUIRE WRITTEN APPROVAL FROM THE CITY OF RENTON DEPARTMENT OF PUBLIC WORKS, DESIGN ENGINEER OR STORM WATER UTILITY. 4. A COPY OF THESE APPROVED PLANS MUST BE ON THE JOB SITE WHENEVER CONSTRUCTION IS IN PROGRESS. 5. DATUM SHALL BE U.S.G.S UNLESS OTHERWISE APPROVED BY CITY OF RENTON DEPARTMENT OF PUBLIC WORKS. REFERENCE BENCHMARK AND ELEVATION ARENOTED ON THE PLANS. . 6. ALL SEDIMENTATION/EROSION FACILITIES MUST BE IN OPERATION PRIOR TO CLEARING AND BUILDING CONSTRUCTION, AND THEY MUST BE SATISFACTORILY MAINTAINED UNTIL CONSTRUCTION IS COMPLETED AND THE POTENTIAL. FOR ON-SITE EROSION HAS PASSED. 7. ALL RETENTION/DETENTION FACILITIES MUST BE INSTALLED AND IN OPERATION PRIOR TO OR IN CONJUNCTION WITH ALL CONSTRUCTION ACTIVITY UNLESS OTHERWISE APPROVED BY THE DEPARTMENT OF PUBLIC WORKS, STORM WATER UTILITY. 8. GRASS SEED MAY BE APPLIED BY HYDROSEEDING. THE GRASS SEED MIXTURE, OTHER THAN CITY OF RENTON APPROVED STANDARD MIXES, SHALL BE SUBMITTED BY A LANDSCAPE ARCHITECT AND APPROVED BY THE DEPARTMENT OF PUBLIC WORKS, STORM WATER UTILITY. 9. ALL PIPE AND APPURTENANCES SHALL BE LAID ON A PROPERLY PREPARE FOUNDATION IN ACCORDANCE WITH SECTION 7-02.3(1) OF THE CURRENT STATE OF WASHINGTON STANDARD SPECIFICATION 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. ALL PIPE BEDDING SHALL BE APWA CLASS "C," WITH THE EXCEPTION OF PVC PIPE. ALL TRENCH BACKFILL SHALL BE COMPACTED TO MINIMUM 95 PERCENT FOR PAVEMENT AND STRUCTURAL FILL AND 90 PERCENT OTHERWISE PER ASTM D-1557-70. PEA GRAVEL BEDDING SHALL BE 6 INCHES AND OVER AND UNDER PVC PIPE. 10. GALVANIZED STEEL PIPE AND ALUMINIZED STEEL PIPE FOR All DRAINAGE FACILITIES SHALL HAVE ASPHALT TREATMENT #1 OR BETTER INSIDE AND OUTSIDE. 11. STRUCTURES SHALL NOT BE PERMITTED WITHIN 10 FEET OF THE SPRING LINE OF ANY STORM DRAINAGE PIPE, OR 15 FEET FROM THE TOP OF ANY CHANNEL BANK. 12. ALL CATCH BASIN GRATES SHALL BE DEPRESSED 0.10 FEET BELOW PAVEMENT LEVEL. 13. OPEN CUT ROAD CROSSINGS AND EXISTING PUBLIC RIGHT-OF-WAY WILL NOT BE ALLOWED UNLESS SPECIFICALLY APPROVED BY CITY OF RENTON DEPARTMENT OF PUBLIC WORKS, DESIGN ENGINEER. 14. ROCK FOR EROSION PROTECTION OF ROADSIDE DITCHES, WHERE REQUIRED, SHALL BE OF SOUND QUARRY ROCK PLACED TO A DEPTH OF 1 FOOT AND MUST MEET THE FOLLOWING SPECIFICATIONS: 4 INCHES TO 8 INCHES/40 PERCENT TO 70 PERCENT PASSING; 2 INCHES TO 4 INCHES ROCK/30 PERCENT TO 40 PERCENT PASSING; AND -2 INCHES ROCK/10 PERCENT TO 20 PERCENT PASSING. 15. ALL BUILDING DOWNSPOUTS AND FOOTING DRAINS SHALL BE CONNECTED TO THE STORM DRAINAGE SYSTEM UNLESS APPROVED BY THE DEPARTMENT OF PUBLIC WORKS, DESIGN ENGINEER OR STORMWATER UTILITY. AN ACCURATELY DIMENSIONED CERTIFIED AS -BUILT DRAWING OF THIS DRAINAGE SYSTEM WILL BE SUBMITTED TO THE CITY OF RENTON UPON COMPLETION. 16. ISSUANCE OF THE BUILDING OR CONSTRUCTION PERMIT BY THE CITY OF RENTON DOES NOT RELIEVE THE OWNER OF THE CONTINUING LEGAL OBLIGATION AND/OR LIABILITY CONNECTED WITH STORM SURFACE WATER DISPOSITION. FURTHER, THE CITY OF RENTON DOES NOT ACCEPT ANY OBLIGATION FOR THE PROPER FUNCTIONING AND MAINTENANCE OF THE SYSTEM PROVIDED DURING CONSTRUCTION. 17. THE CONTRACTOR SHALL BE RESPONSIBLE FOR PROVIDING ADEOUATE SAFEGUARD, SAFETY DEVICES, PROTECTIVE EQUIPMENT, FLAGGERS, AND ANY OTHER NEEDED ACTIONS TO PROTECT THE LIFT, HEALTH, AND SAFETY OF THE PUBLIC, AND TO PROTECT PROPERTY IN CONNECTION WITH THE PERFORMANCE OF WORK COVERED BY THE CONTRACT. ANY WORK WITHIN THE TRAVELED RIGHT-OF-WAY THAT MAY INTERRUPT NORMAL TRAFFIC FLOW SHALL REQUIRE AN APPROVED TRAFFIC CONTROL PLAN BY THE TRAFFIC ENGINEERING DIVISION OF THE DEPARTMENT OF PUBLIC WORKS. ALL SECTIONS OF THE WSDOT STANDARD SPECIFICATIONS 1-07.23, TRAFFIC CONTROL, SHALL APPLY. 18. SPECIAL DRAINAGE MEASURES WILL BE REQUIRED IF THE PROJECT LOCATION IS WITHIN THE AQUIFER PROTECTION AREA. CONSTRUCTION NOTES AND DETAILS HARPER ENGINEERING PARKING LOT ADDITION SW 1/4 SECTION 18, TWP. 23 N., RGE. 5 E., W.M. Concrete Footing Backfill With Native Sail Compacted Granular Sulo -Luse ConnectionPost SPLIT -RAIL FENCE WITH SENSITIVE AREA SIGNS E i 4t :, u �_,5x•,u ae.e3t} ii?x��Z 114�GS:t`<$K �,s; t }KE�1#1 �4• i b xr u a h<� 0 WAG E � � � f� lf) e � � � �� . 4 � .» :./ �` � I ' c., t "x _J' 1 j F f� E ��~� t 1' ; — y J _ m rr' i E : l T11 M ARE ON 19 ur CENTIEW .s• :,a - It s a a • p = a s c o • +� a s �m ap r 'i C M M cn O 7 7,_ ri.•i f Cl 1 Jk� E ra • a v z r 7 _ ri :y i• ., ? 6 _ . f1 . _,S.) 156/]. :;t R 1 ,'�1 i; ��'�;. c �(,:�- .-, ;t, _-_ -. i��. fi�_Fli y! ��?�� 3ti S- a s • r �rH a , r _ � � +: � •. r it i �� i '' a i- a� f #• 1�E.4 • i � C'- ! C G t D —r9 r a 1 a� 1 • __ If ) • Area • • • rSensitive Help gloileo a1w. '_e33i tus MI., att,S o s , • s! s 4 ! 4 4, si • l T� ;1if 1 i �k, • • R / r" �i •� a • ! 1! C 4 IL t AL 01 {'fit s s a • • ri` tib �'ta - .x� k. i t P,� � '4•''{. t't w,�� c" ri x �} /• fr _A_ E4 I 10F IWC a r Pa 1� _t fh Iu' / M ARE ON 19 ur CENTIEW .s• :,a - It s a a • p = a s c o • +� a s 0 N z a W W 00 U U U U W W a a - V)L -CALL 2 WORKIMx DAYS BEFORE YOU [..qG• a w N Z Q11 J IN C MPUM CE WrrH CrrY of F93VXM SrAWwRM 3 By ��,-�l � _. - ;;;. � Date By Dote 7,/=� By Dote By Dote DEVELOPER: HARPER ENGINEERING 700 SW 7TH STREET QN I L /pA RENTON, WA 98057 o� of w AS// �10I ENGINEER: BARGHAUSEN CONSULTING ENGINEERS 18215 72ND AVENUE SOUTH ,p 3837 �� KENT, WA 98032 /0 S �� (425)251-6222 NA L (425)251-8782 FAX 5126/ CONTACT: DAN BALMELLI C R-383205 CITY OF RENTON DEPARTMENT OF PUBLIC WORKS CONSTRUCTION NOTES AND DETAILS HARPER ENGINEERING PARKING LOT ADDITION DEMIED C P DAA 08/14/2014 FLE NO, DRAWN DSC CHECKED DKB SCALE N/A F EL.D BOOK PAGE APPRO'4ED DIRECTOR OF PUBLIC WORKS 91, C5 6 76 U N LB U7 0 N N LO N 0 Cn 70 r U OO �r N Ld N Qn C • L' W N C C N LC} 00 Liz CD N 0 0 0 0 i a: 0• • �m ap r ! ! # a !44.1 ri . iF C M M cn O 7 arr+F a•31 aRa ,a : acs R* al:a ara LLJ ra • a v z r 7 _ LLJ • - ,, a� a a , o : _ S- a s • r �rH a � � +: � •. r it i �� i '' a i- a� f #• 1�E.4 • i � C'- ! C G t D Wetlan r a 1 a� 1 • __ If ) • Area • • • rSensitive Help gloileo a1w. '_e33i tus MI., att,S o • s! s 4 ! 4 4, si • � ., . " it 8 #i 1 i • • a r d • ! _4a. r iR C ap ! a� , a o1, A 11 1All / �i •� a • ! 1! C 4 IL t AL 01 s s a • • ri` ... , 0 N z a W W 00 U U U U W W a a - V)L -CALL 2 WORKIMx DAYS BEFORE YOU [..qG• a w N Z Q11 J IN C MPUM CE WrrH CrrY of F93VXM SrAWwRM 3 By ��,-�l � _. - ;;;. � Date By Dote 7,/=� By Dote By Dote DEVELOPER: HARPER ENGINEERING 700 SW 7TH STREET QN I L /pA RENTON, WA 98057 o� of w AS// �10I ENGINEER: BARGHAUSEN CONSULTING ENGINEERS 18215 72ND AVENUE SOUTH ,p 3837 �� KENT, WA 98032 /0 S �� (425)251-6222 NA L (425)251-8782 FAX 5126/ CONTACT: DAN BALMELLI C R-383205 CITY OF RENTON DEPARTMENT OF PUBLIC WORKS CONSTRUCTION NOTES AND DETAILS HARPER ENGINEERING PARKING LOT ADDITION DEMIED C P DAA 08/14/2014 FLE NO, DRAWN DSC CHECKED DKB SCALE N/A F EL.D BOOK PAGE APPRO'4ED DIRECTOR OF PUBLIC WORKS 91, C5 6 76 U N LB U7 0 N N LO N 0 Cn 70 r U OO �r N Ld N Qn C • L' W N C C N LC} 00 Liz CD N 0 0 0 0 i a: 0• • 0 �m M iT M Irn C 0 M n M M cn O 7 D 0 n O 7 z r 7 _