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_ _ � .
<br /> s° A PORTION OF THE NW 1 /4 OF THE NE 1 /4 OF SECTION 7, T 28 N, R 5 E, WM �
<br /> o STORM DRAI N CONSTRUCTION NOTES
<br /> �
<br /> SDMH
<br /> TOP=466.23 TOP=466.11 1O INSTALL 72" DIA. TYPE 2 CATCH BASIN WITH FLOW RESTRICTOR AND
<br /> IE=456.0 IE=464.4-12"cP (s) SOLID COVER PER COE STD 405, 415 & 611 AND DETAIL ON THIS CITY OF EVERETT STORM DRAIN NOTES
<br /> 36'CP (S)
<br /> "'''�� /�''� SHEET. A. NO PART OF THE DRAINAGE SYSTEM SHALL BE COVERED, CONCEALED OR
<br /> �� N �� O2 INSTALL 72" DIA. TYPE 2 CATCH BASIN WITH GRATED INLET PER COE PUT INTO USE UNTIL IT HAS BEEN INSPECTED, TESTED, AND ACCEPTED BY
<br /> ` so / STD 405 AND 409.
<br /> THE CITY OF EVERETT.
<br /> ` / B. ALL WORK AND MATERIAL SHALL CONFORM TO 7HE CITY OF EVERETT
<br /> O3 INSTA�L 12" CPP STORM PIPE. STANDARDS AND STANDARD SPECIFICATIONS OF WSDOT/APWA. ;
<br /> � � ' C. APPROXIMATE LOCATIONS OF EXISTING UTILITIES HAVE BEEN OBTAINED N O RT H O
<br /> � � ( O4 INSTALL 77 X52 (66 EQUIVALENT) ALUMINUM CMP UNDERGROUND z Q
<br /> I �� �� r� FROM AVAILABLE RECORDS AND ARE SHOWN FOR CONVENIENCE. THE
<br /> � I DETENTION ARCH PIPE PER PROFILE THIS SHEET. CONTRACTOR SHALL BE RESPONSIBLE FOR VERIFICATION OF LOCATIONS AND I � Z
<br /> 0 10 20 40 -J J
<br /> I ( O5 INSTALL 48" ALUMINUM CMP STORM PIPE. TO AVOID DAMAGE TO ANY ADDITIONAL UTILITIES SHOWN. IF CONFLICTS � Q
<br /> I WITH EXISTING UTILITIES ARISE DURING CONSTRUCTION, THE CONTRACTOR SCALE: 1"=20' W O � Q
<br /> � � � O SHALL NOTIFY THE PUBLIC WORKS INSPECTOR AND ANY CHANGES (' � � �
<br /> � 6 S E E S H E E T C 7 F O R S T O R M D R A I N C O N N E C T I O N. C O N N E C T I O N T O REQUIRED SHALL BE APPROVED BY THE CITY ENGINEER PRIOR TO
<br /> I I E X I S T I N G 3 6" S D T O B E M A D E W H E N P I P E I S D R Y A N D W E A T H E R I S �
<br /> ( COMMENCEMENT OF RELATED CONSTRUCTION ON THE PROJECT. Z � ~
<br /> N ANTICIPATED TO BE DRY. IF THIS IS INFEASIBLE, ADDTIONAL � f-
<br /> I � ( PROTECTION MEASURES SHALL BE REQUIRED. D. ALL STORM SYSTEMS WITHIN THE PUBLIC RIGHT-OF-WAY OR IN EASEMENTS � � z �
<br /> I o � MUST BE STAKED BY SURVEY FOR LINE AND GRADE PRIOR TO STARTING � Q � W
<br /> _ - ( I O7 REPLACE GRATED INLET WITH SOLID COVER PER COE STD 410. CONSTRUCT(ON. � � W :
<br /> I _ _ 8 INSTALL CATCH BASIN TYPE 1 WITH VANED GRATE PER COE STD 402. E. A L L C A T C H B A S I N G R A T E S M U S T B E S T E N C IL E D O R S TAMP ED "DUMP NO � � �
<br /> � � W A S T E, D R A I N S T O S T R E A M, L A K E, R I V E R, P U G E T S O U N D, O R W E T L A N D. �
<br /> I � 9 4" R 0 AND FOOTING D AIN CHOOSE APPROPRIATE FEATURE FOR THE PROJECT. �- �
<br /> ( o o I O 0 F R CONNECTION, TYPICAL. � W
<br /> � I LL
<br /> I ( 10 INSTALL 6" CPP STORM PIPE.
<br /> � 24" DIA ACCESS
<br /> I I 11 INSTALL AREA INLET PER COE STD 401, OR EQUAL. I WITH LADDER
<br /> 3 2 � 72"� CB TYPE 2
<br /> I o � n � s=�.5or C.O.E. STD DWG 405
<br /> � 3 � $ LOT 12
<br /> " SDCB
<br /> LOT 2 I I RIM 469.07 12��SD OUT �
<br /> ( 8" CPP IE=466.95 (W) TO SDMH #1
<br /> ( 3 39 LF 5 2 LF
<br /> I � � I S=0.51� S=0.00�
<br /> I � � 3 I IE=463.75 ( �
<br /> SDCB 2 So�� LOT 3 ��
<br /> cB 7 � RIM 470.68 2 RIM 471.16 � 12"DIA RESTRICTOR ASSY r `
<br /> Q 48" CMP IE=463.75 (E) 48" CMP IE=463.75 (W} C.O.E. STD DWG 416 48 SD IN FROM •����54�
<br /> _ _s�-- �B w �B o I 12" CPP IE=464.00 (W) 6" CPP IE =467.25 (E) DETENTION PIPE �� � � �r�
<br /> �`� 5 2 LF 4 64 LF �� gg �
<br /> S=0.�0� S=O.00X S=2.00% � �� ` �`
<br /> I �- �� IE=463J5 IE=463.75 M � �'-`����*" _ � z
<br /> � PLAN SDMH #2 � �--�� Q
<br /> I � � � I 11 AREA DRAIN ''� '� r o�"�
<br /> �� �' I . 61MCPP31E6469.00 (W)
<br /> �,:.
<br /> 9 �`�� ����
<br /> so ( �, �J,� UNIT A UNIT B UNIT C UNIT D
<br /> LOT 3 ' FF=472.0 FF=472.0 FF=473.5 FF=473.50 , _ -
<br /> .�: ��. .. .. ;1 :: .. �
<br /> ce I Z �I 3 I � � ' . ' SOLID COVER
<br /> Q � -� �s:. : -
<br /> i � .. . F.s, ` -
<br /> ( Q � ,,.`' '1,, . + . f ., C.O.E. STD DWG 610
<br /> � . . .��. . �• .: .j. .. :.f '...: �� ;.. -'.. .
<br /> �o �, �'fi ELEV=470.68
<br /> � POLYPROPYLENE STEPS
<br /> I �� ; PER C.O.E. STD DWG 609
<br /> � " � � ` � � ❑ _ ( RISER OVERFLOW ELEV=468.00
<br /> I � _ ____�� ' .
<br /> o � I � j
<br /> � � . �-�- . - �
<br /> ( ( � e �... i . S . s,. .
<br /> s , I,
<br /> 6 I � �---� . � �`` f6 � ' � .� s f ---J LOT 4 PIPE SUPPORT (TYP): 3"x0.90 -
<br /> " � t ' �f . '• '` � GAGE BOLTED OR IMBEDDED 2" IN
<br /> I ° '4 • �' � f.-.� •
<br /> _ _ `� LOT 11 WALL AT MAX. 3' SPACING.
<br /> UNIT H UNIT G UNIT F UNIT E SECONDARY ORIFICE 2
<br /> o I � FF=472.0 FF=472.0 FF=473.5 FF=473.5 12"DIA RESTRICTOR ASSY PER C.O.E. STD DWG 416
<br /> ' N � e� _ C.O.E. STD DWG 415 ORIFICE INVERT ELEV = 467.70
<br /> � � » _ & 416 ORIFICE DIA = 1.46" �,j o
<br /> CLEANOUT LIFT GATE Z "'
<br /> ( N a�
<br /> I » C.O.E. STD QWG 416 � o
<br /> ce 72 � CB TYPE 2 N N
<br /> � � o I TOP=470.63 I I I I I � C.O.E. STD DWG 405 Z W � o�o rn
<br /> I �' I ■ IE=467.7 I _ � � rn � .
<br /> T 4 � ( �2"CP (N&S) H I G F ( E 12"SD OUT 48"SD IN FROM ; Q o o �
<br /> L O � � � � L � _ ._ T O S D M H 1 D E T E N T I O N P I P E
<br /> � W - 3 c `�
<br /> � `� I �EX. CONDOMIN�UM BUIL ING J �X. CONDOMIN I JM BUILDING J Q C> > � � '
<br /> � `�
<br /> � �
<br /> N 3 � IE=464.00 N� IE=463.75 � � 'L � �
<br /> I � , N EX. RAINIER LANDING CONDOMINIUM Q N � � a
<br /> SDMH � L O T 1 0 �.= o a � W
<br /> N L O T 5 N� � Z �
<br /> TOP=471.52 so S �
<br /> IE=463.5
<br /> 3s"cP (N) I c c I RESTRICTOR PLATE � a �
<br /> � I I Wj 0.96"� ORIFICE (N0. 1) Q `
<br /> � - - � �
<br /> o �� � I TOP=471.43 " ELEVATION
<br /> W I I( I � IE=468.2-12"CP (N)
<br /> N 49O ►- _ _ _ , 49O �� REVISIONS: APPD.
<br /> � �, a , s UNDERGROUND DETENTION NOTES DETAIL - SDMH #2 TYPE 2 72 �
<br /> � � � 4' SEWER _ 3 _ _�.__ __._��____.v..._____ _ _ 1. DETENTION STRUCTURE SHALL BE FABRICATED FROM 12 GAGE, W/ FLOW RESTRICTOR
<br /> °' = SERVICE o � „ „ NOT TO SCALE
<br /> W m � i ALUMINUM PIPE WITH 3 X1 CORRUGATIONS.
<br /> � � --�----- - ------�-- - - 2. ANNUAL INSPECTIONS AND CLEANING REQUIRED BY OWNER TO
<br /> c=n �O �� � "�.� 2A MIN. AIR VENT_ ��o _ �O
<br /> � 39LF 12 SD � 0.51% � � � �- �
<br /> �. PIPE PER COE N � ENSURE PROPER OPERATION OF DETENTION SYSTEM.
<br /> � °D 17v Ndf 1NS�r+R'�-t--
<br /> <.:
<br /> o + � � e STD 418 _ _ ± ° _ �
<br /> � n �� �y Q 3. DISTANCE BETWEEN ACCESS POINTS SHALL NOT EXCEED 100 . �'-$'�� ��
<br /> o BTM 12" SD; 463.83 � � v N � FF=4�3.5 �, pq
<br /> � „ �, W -1,pp�' FF=472.O 4•839° 4. 77"X52" CMP ARCH PIPE SHALL BE CONNECTED TO ADJOINING �2" DIA
<br /> o TOP 12 EX SWR 463.13 2.00 0 8'84% 3 8" MIN BETWEEN STRAPS
<br /> 0 47O _ --6�LF�x52" RG`FT'�F' 88LF 6 f EP Z�'��90 _ 4�O STRUCTURES WITH A 2-FT MAXIMUM LENGTH OF 48-INCH DIAMETER -il
<br /> g PIPE. PIPE SHALL BE THE SAME MATERIAL AS THE TANK. •
<br /> CONNECTION PIPE BANDS AND/OR COUPLINGS SHALL BE AS OPEN TO 4-9"x1"x12 GA GALV STRAPS DATE: DECEMBER, 2017
<br /> Y _ .. _ _ _ ° _ ATTACH STRAINER TO N-12
<br /> w , O APPROVED BY THE CITY OF EVERETT. WITH #6x1" SHEET METAL ' , TACK WELD TO WIRE MESH DESIGN: BJN
<br /> � �� � � ! 1 x1 x16 GA GALV WIRE MESH
<br /> � 2LF 48 CMP SCREWS 2 PER STRAP » » DRAWN: CD
<br /> � 46O _ __.__..�._ .___ _ ._ _ . ��_ _ �� �.�..__ _ _ �O FINISHED ' ' CHECKED: JNS
<br /> REVISION
<br /> o EX. 12"SD SDCB 2, GRADE TOCBOTTOM PLATE ESH NUMBEK•
<br /> �- ; TYPE 2-72" MH 2LF 48" CMP ,
<br /> � .__s.___. :._ _
<br /> R/M 470.68 AREA DRAlN 77"X52" CMP .,
<br /> � EX. 8"W _ lE 463.75 (48" lN-E) _ _ _ _ _ Rl 4 3. 6 __ DETENTION ARCH ID 12 GA GALV
<br /> � SCAI.E: 1"=20'
<br /> �W PIPE ,
<br /> �� 4J'�-0 , _ _ lE 464.00 (12" OUT-W) . _ _ _ . lE 469.00 (6" OUT-W) _ 4J� a J N z _ -. � BO M PI.ATE .
<br /> ___.__ .__. �
<br /> L� .
<br /> � �
<br /> Z S D C B 3, �-� - R I F I C E S T R A I R PROJECT NUMHER:
<br /> � � T�E 2-�Z" MH �`` _ ' PLAN APPR(��._ :
<br /> mm _____. SDCB 1 TYPE 2 CATCH BAS/N 54 /N. DIAM. _ _ _ ._ _RiM 479.16 __ _ ;.v _ _ _._... v, . COMPACT IN 8" , h � Zd REYK-00O4
<br /> m m SEE SHEET C7 /E 467.25 (6" lN-E) w LIFTS TO 90�
<br /> 44� !E 463.75 (48" OUT-W) 440 �N '; �{ MAX DENSITY Pu � vtcFs cn DRAWING FILE•
<br /> �� �� '� � � � Ec-IM-420-REYK0004.dwg
<br /> N k � �f ? � r.� ro `�'
<br /> a a � p ^ „ N � � � o� , � �: e EROSIQN pUBLIC WORKS
<br /> M O � �'F' � Q W W .ta �:• '.�.,,�.�„,���,.
<br /> t'
<br /> v v � � � � � � � ^ j m �',�x' a , r ; j }'� .� � wn��t DEPARTMENT
<br /> 00 � � � � � � � � j • * ,�T �. ^~ { � �9 � REQUIRED PRIOR TO STARTING 2 BUSINESS DAYS SHEET N0.
<br /> �I' V A PUBLTC WORKS PERM2T 2S
<br /> NN ,�ER PRO)ECTN AP ROVAL OR THIS BEFORE YOU DIG
<br /> ��- 10+04 11+04 12+0� 12+50 FOR UTILITY LOCATE �
<br /> .. N W EXp R 5 I����+D�UNLESS
<br /> �Q T���C PERMn OR CONSTRUCRON HAS $11
<br /> o � PRIVATE DRIVE PROFILE S E C T I O N A-A «�„EN NEER BEENISSUED. OF 9 :
<br /> o � SCALE: 1"=20' HORZ, 1"=10' VERT NOT TO SCALE
<br /> ��
<br />
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