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CONSULTING ENGINEERS 701 DEXTER AVENUE NORTH SUITE 200 SEATTLE, WASHINGTUN 98109 (206) 284-0860 % � 3 �NI c/) uj-w -}{V€U 04 � 1n o NZI _1 , r T- W M FC- �WW 061 �ca W JNI W� w U')� cD�0 ,r � + V) C4Do No J r ZIW •N n 8 ui BY I DATE AS SHOWN ONE INCH AT FULL SCALE IF NOT ONE INCH SCALE ACCORDINGLY 171 < Le f P U 000 0 M coco LO met 10' C4 N uj EW VERTICAL_ NAVD 19M HORIZONTAL, NAD 1983/1091 DATUM STORM DRAINAGE NOTES 10 CONTRACTOR SHALL REMOVE AND WASTEHAUL EXISTING AREA INLET, CATCH BASIN, STORM DRAIN MANHOLE, OR SANITARY SEWER MANHOLE. 20 CONTRACTOR SHALL PROTECT EXISTING STORM PIPE OR CATCH BASIN DURING CONSTRUCTION 30 CONTRACTOR SHALL CUT AND CONNECT EXISTING STORM DRAIN PIPE TO NEW CATCH BASIN, VAULT, ACCESS RISER OR STORM PIPE. CONTRACTOR SHALL PROVIDE A GASKET AT THE PIPE —TO —CB CONNECTION TO REDUCE HORIZONTAL PIPE MOVEMENT FOR PVC AND D.I. PIPES. ®CONTRACTOR SHALL INSTALL PERMANENT CONCRETE PLUG IN EXISTING STORM DRAIN PIPE. �> CAUTION: POTENTIAL UTILITY CONFLICT. CONTRACTOR TO USE "ETHAFOAM" PAD AS SEPARATION BETWEEN UTILITIES WHERE VERTICAL SEPARATION IS LESS THAN 6" 6Q CONTRACTOR SHALL REMOVE AND WASTEHAUL EXISTING STORM DRAIN PIPE OR SANITARY SEWER. Q CONTRACTOR SHALL MAINTAIN 8" MINIMUM HORIZONTAL SEPARATION BETWEEN CATCH BASIN AND GAS LINE. CONTRACTOR SHALL IDENTIFY ANY SEPARATION LESS THAN 8" FOR REVIEW BY CITY. ® CONTRACTOR SHALL CORE DRILL EXISTING CATCH BASIN AND CONNECT NEW STORM DRAIN. 0 CONTRACTOR SHALL DRILL 1" HOLES AT 2" SPACING TO PROVIDE KNOCKOUT SUITABLE FOR PIPE CONNECTION AND PROVIDE WATERTIGHT CONNECTION BETWEEN STRUCTURE AND PIPE. OO CONTRACTOR SHALL MAINTAIN 12" MINIMUM HORIZONTAL SEPARATION BETWEEN CATCH BASIN AND WATER LINE. CONTRACTOR SHALL IDENTIFY ANY SEPARATION LESS THAN 12" FOR REVIEW BY CITY. 01 CONTRACTOR SHALL FIELD VERIFY DEPTH OF EXISTING STORM PIPE PRIOR TO INSTALLATION OF CATCH BASIN. Q CONTRACTOR SHALL EXCAVATE AROUND ALL SIDES OF EXIST. CATCH BASIN WHEN MAKING CONNECTION TO AVOID UNBALANCED SOIL LOADING. Q CONTRACTOR SHALL FILL EXISTING PIPE PENETRATION WITH WIRE MESH AND 4,000 PSI PORTLAND CEMENT CONCRETE FOLLOWING INSTALLATION OF NEW SD PIPE. 10 1 SHEET LAYOUT CITY OF RENTON Planning/Building/Public Works Dept. SHEET NOTES: D CONTRACTOR SHALL SUPPORT UTILITY y POLE DURING INSTALLATION OF STORM x y PIPE. COORDINATE WITH UTILITY a COMPANY. Q CONTRACTOR S C HALL REMOVEEXIST. CEDAR TREE>v AND ROOT BALL PRIOR V TO EXCAVATION C ATION OF STORM TRENCH. Ili a N N o ­1H N � l�7 m . 4 'd 3 O CONTRACTOR SHALL ALIGN 36" CPEP J � SD AND CB NO. 54 TO AVOID METRO 1 MAN H 0 LE. N O CONTRACTOR SHALL ALIGN 36" CPEP ro O SD PIPE TO PROVIDE 1' MIN. SEPARATION BETWEEN E EEN KNOCKOUT AND `O EXISTING 36" D.I. SD PIPE. Do? 592 / W W Q � Y � U D ry Q T co 6 +s GUILT- PE-R C,0NraAC_r02'S RecoRb (ergs- ECOMMENDEDQos- R RECOMMENDED FOR APPROVAL Byl _ Date, Bye BY'-.--------------- Datea-------- By, ---------------- Dater ------- I mammmum S.W. 7TH STREET DRAINAGE IMPROVEMENT PROJECT Fly°/o4 PHASE 2 - LIND AVE. SW. TO MORRIS AVE. S. I PAM' PLAN AND PROFILE STA. 27+20 TO 31+20 12 ­ 27 �A S76 92/ SCANNEQ, MAY 0 12a