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Home My WebLink About1796.3SE L/q. sEC,. 13 , TW P 23 W. , R. 4 E . , W.M. N �1 N N i t.E = IZ•I - SE PAR.LS,Ta2 A TE llo. o l� lZ•fo�' PROPoSE�J 51oR.h� I7RAI1`!� v-rAT�R 1.� a I �►- G 7 J V'� �- Q� y 7 APpRovE.a- 1�o�uES ROAD PLA t.1S CITY OF REr.!'COfJ �"c ia'at. 1�0 W-e593 4,T4, EX• SD 5?A. Cv45r:ll 1c,10 U. gIOFIL I-a-CIDQ L. I M 1 T ®F e_xC I si 1ve.0 o r::6 Roo p IMpRove-" t-IT eTN 604,;50 , � I = GjrQ O•FOO 5T u,sYK J p ) i J7NV U NwD PL?�` AIRPORT WY S S7- S 131STT T S 1132ND ST'` �' hWNw� TN < Sr �}FJgd S TILLICUM 5T S i 133RD c J PARKKSITEI f s: Ceti w S> TOBIN Sl Fc �° S 134 TN prr x QQC1> w . t S VICTORIA ST GMp/ S 135rN 134*N' •C - qy m w ; 'YIC U sr Y < S H.S. sw ON S 138TH ST f3 i �•� I y� r�R � � 1"N ko Sao I ;. 0�h,�,,r �7 D � C) SRO PL L S T gURLING 2 w sw .4 I SUNS j 3 .lO RENvG U RIVER '1H Ss EAR srh2 P p� CENTER 3T ESN PL J`'E� 1 5 �S, ' \�C'T erNn W Q y Pits S H _ S 145RD'ST fARLlN6i0N "< 9 S g 6TH 1 1 5w 7TH 5T S Q! 7TH 60LF C6URSE PARK. PARK{:� t J 3 i. V > iY> �67 b RIDE VIG IhJ lTN! t AA.P N.T.S. s f�" cR . SuQFA�E SL>:ovL�ER gt;1.1GL1 1p15G -ti;, J - I NI co"CGRE.T6 FOo"TI1JG, oN -rLIE N•E. c_cp lE;p?, O>= TUE Go1Jc.Rt✓TE. _FDRJ T1 O N o f T LAf �RI'DC�E GRoSS1 t�.l(� TL.1,E P-t c-1-aAN�EIr CF�t,D.LIG>zt vE2-� •DC�-CUt�/�•. U.S.L. �q G.S. t-lTm -2O L.F 8I of I L.?'R"ATI o/J ..� SNOvL�D>✓R 1D LLF-'-IS°?, D•3/• I� IZ 53; (sec: t77--rAiL,) I CUP,g to 51 5 ua) STORM WATER DRAINAGE NOTES 11/30/88 1. BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY OCCURS, A PRE - CONSTRUCTION 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 ASSOCIATION (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 CuPY OF THESE APPROVED PLANS MUST BE ON THE JOB SITE WHENEVER CONSTRUCTION IS IN PROGRESS. 5. DATUM SHALL BE USGS UNLESS OTHERWISE APPROVED BY CITY OF RENTON DEPARTMENT OF PUBLIC WORKS. REFERENCE BENCHMARK AND ELEVATION ARE NOTED 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 ONSITE 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 PREPARED FOUNDATION IN ACCORDANCE WITH SECTION 7-02.3(1) OF THE CURRENT SITE OF WASHINGTON STANDARD SPECIFICATION FOR ROAD AND BRIDGE CONSTRUCTION. THIS SHALL INCLUDE NECESSARY LEVELING OF THE TRENCH BOTTOM OR THE TOP OF THE / uY�sD SwAL E �_ FOUNDATION MATERIAL AS WELL AS PLACEMENT AND COMPACTION OF REQUIRED AFTtiF� C,o1.15'1'2.uG"CIo1�1 s�T ►o�! A - A 81ot'II.TRATtO�I swP�� 5106-SA I'dO'Te, SeT -tom EL_Gv. o f OIL/ WATER SEPARATOR eet \,ter Frl�• A L• GfLA� A+-iC� -roe- "CO'P AC CkSS FLOW DIFFUSER OIL ENTION BAFFLE BAFFLET--\ I INLET - FLOW DIFFUSER s BAFFLE 13 1•ti• IZ•h� `G' IE.12.1�1 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% FOR PAVEMENT AND STRUCTURAL FILL AND 90% OTHERWISE PER ASTM D-1557-70. PEA GRAVEL BEDDING SHALL BE 6" OVER AND UNDER PVC PIPE. 1.0. GALVANIZED STEEL PIPE AND ALUMINIZED STEEL PIPE FOR ALL DRAINAGE FACILITIES SHALL HAVE ASPHALT TREATMENT NO. 6 OR BETTER INSIDE AND p/J1 O>Z �jGTE>Z ouTt,Ir7r . 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 GRADES SHALL BE DEPRESSED 0. 10FEET BELOW PAVEMENT LEVEL. 13. OPEN CUT ROAD CROSSINGS THROUGH EXISTING PUBLIC RIGHT-OF-WAY WILL NOT BE �c. , I�•2 C �F� 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 OUTLET 'A' 15 i FOLLOWING SPECIFICATIONS: 411-811/40%-70% PASSING; 2"-4" ROCK/30%-40% I•P-' PASSING; AND -2" ROCK/10%-20% PASSING. `PJ 1•E. 12•J3 CIFJ'� l.e-.11•&? �1 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 STORM WATER UTILITY. AN ACCURATELY DIMENSIONED - SLUDGE WEIR / \--SLUDGE WEIR CERTIFIED AS -BUILT DRAWING OF THIS DRAINAGE SYSTEM WILL BE SUBMITTED TO J/ THE CITY OF RENTON UPON COMPLETION. OIL RETENTION BAFFLE 1,570 GALLON CAPACITY AT 4'-0" WATER LEVEL 16. ISSUANCE OF THE BUILDING OR CONSTRUCTION PERMIT BY THE CITY OF RENTON OIL- /�.�-/ATER SE'PAR.p.�fo'R _r Pt L DOES NOT RELIEVE THE OWNER OF THE CONTINUING LEGAL OBLIGATION AND/OR LIABILITY CONNECTED WITH STORM SURFACE WATER DISPOSITION. FURTHER, THE UTtl.1 Cam( �lAl3L-T C-o• PART moo. �tp(o-SA oFZ �GiUA.� CITY OF RENTON DOES NOT ACCEPT ANY OBLIGATION FOR THE PROPER FUNCTIONING Ell. AT -ex ALG E55 1?,O P.i� -CD P.�E R6 SUR'F,4LEp v-I lT U 2" GoMP. ®E,PTLt LLASS 8 � ASP u Alr'T c_o rJ c-R�T>✓ 1�-�--- r / a, 1 4o' OL AND MAINTENANCE OF THE SYSTEM PROVIDED DURING CONSTRUCTION. 17. THE CONTRACTOR SHALL BE RESPONSIBLE FOR PROVIDING ADEQUATE SAFEGUARD, SAFETY DEVICES, PROTECTIVE EQUIPMENT, FLAGGERS, AND ANY OTHER NEEDED ACTIONS TO PROTECT THE LIFE, 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. �-_--:3 - - .. . GOMPL.ETE E-Y. L.D.S. PER APPROVED Pou1,✓LL.. A\/E. S•w• G.o.S. PL_AI.l c-t-r-e of REF-ITo1.1 3t= I2:)-4 - 12)c) 114o. S"`9'.3,J�7 v4/796 N O U00 rn Z C/) LLI � � J (/)0LLJ Q co W Z> Cn Q T� J i C,6 Ir LLj z W(D Oz M w W LLj 3 Q °C O_ Z rn o O N v c� CV 0 0 N ~ Nl ° IA M I Z L Q Z_ UJI 4 Uil Q p Q uj o cc Q tp 1p O Q p v Z v D 14 'sI J? cc cc DRAWN BY. CHECKED BY J• r;• 4. ��.F�. SCALE DATE. "=.--T II-3a�9 JOB NO. g 174-. 02 SHEET � 1