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GRAPHIC SCALE EVERETT CHASE BANK <br /> 0 10 20 A PORTION OF THE SE 1/4 OF THE SE 1/4 OF SECTION 30, TOWNSHIP 28 NORTH, RANGE 5 EAST, W.M. w <br /> 1INCH=10 FEET(22"04") CITY OF EVERETT, SNOHOMISH COUNTY, WASHINGTON <br /> 1 INCH=20 FEET(11"X17") STORM WATER PLAN <br /> z <br /> O <br /> 1 <br /> a <br /> CITY OF EVERETT STORMWATER <br /> DRAINAGE NOTES <br /> 1. NO PART OF THE DRAINAGE SYSTEM SHALL BE COVERED, <br /> � <br /> U C - CONCEALED,OR PUT INTO USE UNTIL IT HAS BEEN INSPECTED, <br /> TESTED,AND ACCEPTED BY THE CITY OF EVERETT. <br /> , D i \ -a 2. ALL WORK AND MATERIALS SHALL CONFORM TO THE CITY OF z <br /> F- O <br /> EXISTING CB#4 EVERETT DESIGN AND CONSTRUCTION STANDARDS AND v> <br /> > <br /> c� SPECIFICATIONSAND THE W D T APWA ANDARD s o sr <br /> o / <br /> LL � RIM=455.39 w <br /> �'}'•' Ta T -•.. ..•'.•.',',' 'T -----�` SPECIFICATIONS FOR ROAD BRIDGE AND MUNICIPAL <br /> � � I ,r,-I••� ^h '{:•'•"� IE 120=447.99(N) <br /> \ I - - .','.'.'•'•','.''',',','.'•'•',','.'.','.'.'.'•'•',',L' T',r•', I '\\ IE 12"0=447.93(W) CONSTRUCTION(CURRENT EDITION). U In M <br /> M <br /> \�\ ]E 12"4=947.91 E E co/ I 1 , ,•,. .---'• d _-_-F - `P _ \ \ \\\\ \\\�: �\\\\ - O 3. APPROXIMATE LOCATIONS OF EXISTING UTILITIES HAVE BEEN J W o o, <br /> I OBTAINED FROM AVAILABLE RECORDS AND ARE SHOWN FOR Z <br /> A A U <br /> Z- <br /> ✓� A\V AV AV AV AV A\ \V A A\� AV• AV. .',',' CONVENIENCE.THE CONTRACTOR SHALL BE RESPONSIBLE FOR -, n <br /> _ uG -I UC yy:. vw yvyyy: vyyv wv v yvyv �yvv, 'vyy� ;,I ,� , <br /> I - SDCB#4 TYPE 1 A \\\� ` V `V A V A\\�� �� A\A�' 27 LF 2"o�.4uS N-12(a)0.70% VERIFICATION OF LOCATIONS AND TO AVOID DAMAGE TO ANY iL <br /> o M� <br /> ADDITIONAL UTILITIES SHOWN.IF CONFLICTS WITH EXISTING c rn <br /> �.� ,',G' RIM=455.17±ME A Av A\V A A\V. AV A A V A\� 1'-'•',,,,,','•'• ,', 'QI o m <br /> -�--- 1 a IE 10"Ck451.01(N)(TO REMAIN) \V __ - UTILITIES ARISE DURING CONSTRUCTION,THE CONTRACTOR Z Q 2 <br /> m IE 10"0=451.01(S)(TO REMAIN)_-P ___ AAA \\�AV. VAV V A_ A SHALL NOTIFY THE PUBLIC WORKS INSPECTOR AND ANY CHANGES o - <br /> -L EXISTING -Z �w C0 <br /> U Q -\� ����A\��A ��A\�AV �A���AV A����� A��A\ A�� RIM=454.SOt ME •�: REQUIRED SHALL BE APPROVED BY THE CITY ENGINEER PRIOR TO a o <br /> 1 c� IE 10"❑=451.01(W)(NEW) ' <br /> 1 OVER <br /> CB ON EXISTING PIPE \\\�A\V`A\�A\\VA\�\\\�AV�\\VA \�A\\�A VA\\V AV� IE 4"0=452.18(N) ,'.,, �, p COMMENCEMENT OF RELATED CONSTRUCTION ON THE PROJECT. <br /> OS. IE 30 Ck451.37(N)(TO REMAIN) a,��•ra I .'I 4. ALL STORM SYSTEMS WITHIN THE PUBLIC RIGHT-OF-WAY OR IN <br /> I I A AV AV A AV \ IE 10"�451.37 W N EASEMENTS MUST BE STAKED BY SURVEY FOR LINE AND GRADE OC , <br /> -� EXISTING 56 LF 10"❑ADS N-12 @ 0.55% -- __ _. \V AV A� A'v AYq`V A\�\\V A \V A ( )( EXISTING CB k3 0(.7 <br /> - 1 \�:�15- \�V A�\\VA\ � \\V AV A\V V AV A� I \A\V RIM=455.37 O rn <br /> nc-�- _ag- - A AV A\V I, A\\V\ PRIOR TO STARTING CONSTRUCTION. Lu <br /> �.�\� AV�\\\VA\VA\\V AV AV v AVA\\�A\�A\ \�A\\VA\ '•IE 12'0=448.14(W) I <br /> AV A AV A AV A AV A V A A \ 5. ALL CATCH BASIN GRATES MUST BE STENCILED OR STAMPED O1 z <br /> \V AVA \V AV\ \V AVA \V AVA VA v�il�� AV AVA DUMP NO WAS RAINS TO STREAM. <br /> V A V A V A V A V A AV .']E 12'0-948.12(E) W x i, <br /> V A V A V A V A V A \ <br /> EXISTING CB#6 - Iol 18 LF 12"0 ADS N-12 @ 5.21%V AV A\V A\VA\V A\VA\V A\VA\V A\VA\� l\VA\\VA\VA\\V WASTE,D N <br /> RIM=455.07(EG).. v L I h VA\VA\\VA\\VA\VA\\VA\\VA\V�\\VA�VAV AVA\\VAV��\�VA\\\ I�AAV A\VA�\\� <br /> A AV A \ \ \ V \ \ V A V A 1 ���C)� <br /> IE 10"Ck451.87(SW)(TO BE REMOVED) Ioil, \ \VA�AVA\VAA LAVA AAA0.. I �- � d t <br /> IE 10"Ck451.42(N)CFO REMAIN) I I I '� v� \��\V� AVA \�AAA \� A VA \VA \�AVA V A�ol VA\\�AVA\VAV A AV ,I <br /> IE 10�450.70(S)(TO REMAIN) - ` SDCB#3,TYPE 1 POTHOLE NOTE �O <br /> I I <br /> IE 12'Ck450.55(E)(TO REMAIN) c� I I�I RIM=454.96f ME A��A��A\��A\��A���A��A\��A���A��A\��A� I ,AV�\���A���AV A\\V\V�, _ �, I 1 ALL PROPOSED UTILITY CROSSINGS MUST BE POTHOLED PRIOR TO <br /> �I Ili CONSTRUCT AND NOTIFY THE PROJECT ENGINEER OF ANYN. SUPPLY POTHOLING MPO POTENTIAL CONFLICfSATION TO PROJECT GINEER, Z <br /> ri Z - v i a DISCOVERED. W a <br /> \ I \ \\' \\ \\ \ \ � '•' <br /> W C <br /> THOLE REQUIRED PRIOR TO CONSTRUCTION. <br /> - <br /> PO EQUI N. J t � <br /> I a I S� l Ski l ( v a <br /> R II I <br /> \ r a p \ \\ \\\ <br /> �rsrsx �' <br /> QIONAL E�6 <br /> 2023.09.06 <br /> ROOF DRAIN STUB OUT VAS A�\A\VAS IIpI �.. ix - <br /> 1 l a I CAP AND MARK - - - - - - �A\�A\��A\�AV l l <br /> o - LOCATION DENOTINGA\�A\�A\\�A\�, I l :•'•�. , I �- 9 <br /> oIa l I STORM CONNECTION <br /> SDCB#2 TYPE 1 .'+ <br /> 54 LF 10"❑ADS N-12 @ 0.72% I�-•' ' <br /> ° - �\ \ \ �,-- RIM=455 30t ME '•�' ' <br /> J L--- v v� yyvvvvv y vvy sD sD -- - Q r <br /> ° ° T. D - IE 10"Ck451.88(N) ,L.P::,{,II I LLl <br /> -ASS SS-- a°a.. A A\V A \A\V ----- <br /> 1. [E 10"Ck451.88(E) Z o O <br /> SD CB#1,TYPE 1L <br /> 1 RIM=455.27AVA\\\� Q M 2 <br /> IE6^ as2.6Dvv�V� °s jy ,�vv��vyvvvv yvvvvv\ � a <br /> IE 10'Ck452.27(SV� \\\\\ \ \ \\ .' Qr"' <br /> IE 30'❑ 452.27(S) ,✓�..'-. <br /> T - - OVERBUILD LLJ <br /> CB ON EXISTING PIPE_ - - fro:_ - \ I, F <br /> REMOVE NE PIPE RUN <br /> JI ) 1 I I O CONTRACTOR TO POTHOLE \ d I `Ip W a o W <br /> I I l LOCATION AND DEPTH PRIOR TO \ r2 I H I{ W vCONSTRUCTION AND PROVI <br /> ¢J Y <br /> INFORMATION TO PROJECT DE Osi� � I o, Z¢ Q <br /> ENGINEER. _ \" II� \ ti o U U <br /> EXISTING CB#5 <br /> a l <br /> aiL w <br /> E6 .30(E VERIFICATION NOTE <br /> 05 (W) \ <br /> ALL EXISTING UTILITIES IN THE CONSTRUCTION AREA SHALL BE ~ ~ <br /> 1I l-Q I I I I -a I J _ IE 10"Ck452.31(SW) I 3 I I IDENTIFIED AND VERIFIED FOR DEPTH AND LOCATION PRIOR TO ANY F- <br /> IE 10"11k452.31(NE) (-D p CONSTRUCTION ACTIVITIES SO TO IDENTIFY ANY POTENTIAL CONFLICTS W Z Z <br /> WITH PROPOSED CONSTRUCTION.CONTACT PROJECT ENGINEER 2 O <br /> IMMEDIATELY IF ANY CONFLICTS ARE IDENTIFIED. to U U <br /> a J l PRIOR TO ANY CONSTRUCTION ACTIVITIES,VERIFY EXISTING DESIGNER: K.MAUREN <br /> TOPOGRAPHY IS CONSISTENT WITH WHAT IS SHOWN ON PLANS AND IF ENGINEER: B.ALLEN <br /> THERE ARE ANY POTENTIAL CONFLICTS WITH PROPOSED CONSTRUCTION DRAWN: L.BESLER <br /> ACTIVITIES. CONTACT PROJECT ENGINEER IMMEDIATELY IF ANY S30 T28 N R05E WM <br /> CONFLICTS ARE IDENTIFIED. DATE: 2023.09.06 <br /> REVISED: <br /> PROJECT: 22-281 <br /> CALL 811 AT LEAST 48 DWG NAME: 22-281-C <br /> SHEET REV. <br /> HOURS BEFORE YOU DIG C6 0 <br /> 6 OF 10 <br />