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I ; 1-9 'L: F.... ...... ........ ....•.. .:';::::: :: .... ::::::::: :::: ....... ::::::... ::::::... ::::::... ..........: :S=:O.D004i::::. 5 ..... ......... ................. .......... .... ...•............. .............. ............. ................. ...........,..... ....... 5 STORM DRAINAGE NOTES 1a 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. 50 CAUTION: POTENTIAL UTILITY CONFLICT. CONTRACTOR TO USE "ETHAFOAM" PAD AS SEPARATION BETWEEN UTILITIES WHERE VERTICAL SEPARATION IS LESS THAN 6" © CONTRACTOR SHALL REMOVE AND WASTEHAUL EXISTING STORM DRAIN PIPE OR SANITARY SEWER. 7a 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. �0 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. 11 CONTRACTOR SHALL FIELD VERIFY DEPTH OF EXISTING STORM PIPE PRIOR TO INSTALLATION OF CATCH BASIN. 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. SHEET NOTES: tO SEE SHEET 15 FOR SEWER CONSTRUCTION PLAN AND PROFILE. O CONTRACTOR SHALL REMOVE AND WASTEHAUL EXIST. 18" D.I. PIPE DRIVEN VERTICAL THROUGH EXIST. 24" CONC. SD AND APPROX. 6 L.F. OF EXIST. 24" CONC. SD. INSTALL NEW CATCH BASIN AND 6 L.F. OF 24 CONIC SD PIPE AN D CONN ECT TO EXIST. 24" CONC. PPE WITH F ERNCO AD P A TER. NEW P P E SHALL MAT CH EXIST. PI PE SLOPE. a 3 CONTRACTOR SHALL REMOVE AN D REPLACE EXIST. 18» CONIC SD PIPE WITH APPROX. 5 L.F. OF 18" CPEP SD PIPE. CONTRACTOR SHALL MAKE CONNECTION BETWEEN EXIST. 18" CONIC AND 18" CPEP SD PIPE WITH FERNCO ADAPTER. NEW PIPE SLOPE SHALL MATCH EXIST. PIPE SLOPE. 4 CONTRACTOR SHALL REMOVE AND REPLACE EXISTING 24" 0 CMP PIPE WITH APPROX. 3 L.F. OF 24" CPEP PIPE BETWEEN EXIST. CB AND CB NO. 49. ::::::::: : :::::: ::::::::: ::::::::: :: :::: ::::::::: ::::::::: :::...,e. ::::: :::::;::: :::::::;: ;:::::... w ......... .......ul > w 0 ... ..... ......... .........:1.11 .......>at . p �_ ¢ a 23+80 24+00 25+00 1 4+00 27+00 27+20 PJ Y fA l;CPI` Cxmmy 8z Omboxvve, I2c. CONSULTING ENGINEERS 701 DEXTER AVER N13RTH SUITE 200 SEATTLE, WASHINGTUN 98109 (206) 284-0860 =NI 00L-j 3 zww 001 m U C) d a_ a- XN Z W W W O (La.a- I Z Z J O U: UUU +I j I 404 00 d M L 0 00 --1 � to N + Z x In 00 r - d 04 NJ3 _j . WetitWrnt�d� —��� - cnV)w2 >aov) Fxw!4�jwww NO. I REVISION (9 W FYI 3 t C9 W �Y Z JNOU JN0-Z W a.a —� w w tV aa.. in .- Ow o —H 00 Od �g c�aQ ltr 000 d ap�VlINMN -H + I � ��+tt z +H NZ©W NZOW •N �m P �m tnU3c�w€y V) FwW SHEET AS SHOWN ONE INCH AT FULL SCJLLE IF NOT ONE INCH SCALE ACCORDINGLY � —'LLSWH ST ----- �4 5 VERTICAL: NAVD IM HOfQONTAL: NAO 1M/1991 DATUM Ill D r P a _ t f., i 1f Jr ; � r ,12 SHEET LAYOUT DAm295920 t15 auI -r PER CANTRAC-roR'S R64ORD UPS' RECOMMENRED FOR APPROVAL By' Z ��__/14L4r_ Datel VAT _ ----- ems__ Dates '/ By,---------------- Dater ------- By'---------------- Dater------- mmmmmmmm CITY OF S.W. 7TH STREET DRAINAGE IMPROVEMENT PROJECT FI/04 REN TON PHASE 2 - LIND AVE. SW. TO MORRIS AVE. S. PAGE., DRWINO W. Planning/Building/Public Works Dept. PLAN AND PROFILE STA, 23+80 TO 27+20 �11 OF: 27 ~to MAY 0 1 IOU6 x y y o d b W b CfQ x 9 N r-, �m m� O �y- N " rJ J r C m N b 0 \O