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4 3 2
<br />DRAINAGE PLAN
<br />N FOR
<br />I CHICK=FIL=A EVERETT
<br />SECTION 18, TWP. 28 N., RGE 4 EAST, W. M.
<br />EVERETT, SNOHOMISH COUNTY, STATE OF WASHINGTON
<br />E C��Py
<br />40' HIGH ❑
<br />VOLTAGE 3
<br />EASEMEM _
<br />imam SDI -
<br />A.
<br />- ♦� e a� O
<br />SID
<br />I /
<br />0 15' 30' 60' m'm/-
<br />® ad,
<br />/'.
<br />SCALE: 1"=30' / '! /i ° Y xd'i _ ' �� T -31-i- ❑
<br />DETENTION SYSTEM ;�x,A, a1/ _ - / / J% , qq- - _ �^ O
<br />MC-3500 STORMTECH CHAMBERS IN ROCK GALLERY�`` Spy \ f
<br />TOTAL CHAMBERS = 185
<br />TOTAL END CAPS = 26 /- ' - ✓
<br />°
<br />DRAIN ROCK VOID RATIO = 40% i / -L '° 1 -nj
<br />BOTTOM OF CHAMBERS ELEVATION = 499.32 x------ 508 x
<br />BOTTOM OF STONE ELEVATION = 498.5] @--s---` ,♦w,- wW ' \ �\
<br />TOP OF CHAMBER ELEVATION = 503.07
<br />5
<br />TOP OF WE STORAGE ELEVATION = 503.57 £,t+<570. ',4� q81•• ' e
<br />,X�F� a ,
<br />TOP OF GRAVEL ELEVATION = 504.W /" � - ;�"� nAi ' ,� m• .. m• <.,ne„n "
<br />\EASEMENT 2045683 - S' SNOPUD EASEMENT 1395231
<br />_ _
<br />I S HIGH VOLTAGE /j' - �/ .� eEASEMENT-
<br />D EASEMENT._ / 1 n� ` /, �, 36 LF 6" O 3.78R \ - _ s
<br />d }/S'�
<br />Tam
<br />j °'m AREA DRAIN #1 I >�
<br />�x ♦`♦ 'yam ' 507 1 S�° $ 'ss� I ss-ffi-
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<br />`{� f �•! ' ,` -' ISOLATOR ROW CBS � `,'/ I
<br />Rdn
<br />8 Z
<br />1 I
<br />0 48 LF 12" O 0.50% \ 30p LF 11O 1 OOR,
<br />C..a °
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<br />" �T - -- �� I g J
<br />IL
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<br />\ 3 1 O
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<br />4. n p Y
<br />' 20 NTERUBW I
<br />g•
<br />39 LF 12 O 0.54%•,a'n
<br />TRNL EASEMENT � I11
<br />4 LF 24 ORO.00R °.a °" `7' STRIP ALONG PUD
<br />'yy t' 111111 ^, f UNDERGROUND LINES
<br />•a•a s �. EASEMENT 8003050193
<br />41
<br />- A 49 LF 6 O 2.37%' V
<br />ice♦ (
<br />I
<br />a ' T `DRAINAGE DETAIL 1, SEE THIS SHEET
<br />A ad - I10 LF 1�oso%-5p6 38�" 0 1.00%Kid: (. _gip • BDCOq BDCO Yl '.�/ '- zl
<br />B " a s \ 33 LF 12 0 5.00% ad WYE#1♦ l f 1 ,•q I
<br />'J !IE 50061^(12 N)„!' .._ �_WYE#2 - ,, to 06' 0 1 oox \
<br />1 BO LF 12 O 0.52R ^ 30 IF 6 O 1.70%10 Y
<br />1 a ^. �'�4 500.66 (12 N) I fF� % �1 fip•4 � \ C
<br />\ LJ
<br />•j n ° ' 22 LF 12a 0 0.50R `14
<br />�Ns ♦ _ -12*
<br />-- - ______ _ __ ___ _ ____
<br />''' 1___-__-____________________________ ----- __ _________________ ___________ -------------------------------------------I j 's
<br />Ex CB #1 W. MALL DR (PRIVATE)
<br />STORM DRAIN GENERAL NOTES:
<br />1. ALL IMPROVEMENTS SHALL BE CONSTRUCTED IN ACCORDANCE WITH THE
<br />PROVISIONS OF THE CURRENT CITY ORDINANCE AND STANDARD PLANS. THE
<br />IMPROVEMENTS ARE SUBJECT TO THE OBSERVATION AND APPROVAL OF THE
<br />PUBLIC WORKS DEPARTMENT.
<br />2. ALL STORM DRAIN LINES SHALL BE PVC SDR-35 UNLESS OTHERWISE NOTED.
<br />DRAIN PIPING LABELED DI SHALL BE CLASS 52 DUCTILE IRON PIPE. ALL STORM
<br />DRAIN PIPES SHALL BE INSTALLED PER MANUFACTURER'S SPECIFICATIONS AND
<br />A CITY STANDARDS.
<br />EXCAVATION NOTE
<br />GEOTECHNICAL ENGINEER MUST OBSERVE AND APPROVE THE EXCAVATION BASE
<br />BEFORE THE CONTRACTOR BACKFILLS THE STORMTECH SYSTEM.
<br />4 3 2
<br />STORM STRUCTURES
<br />TABLE
<br />AREA DRAIN /1, 8" NYLOPIAST DRAIN
<br />W/DOMED GRATE
<br />RIM=506.95
<br />IE=504.45 (6" W)
<br />CB #3, TYPE 1, W/STANDARD GRATE
<br />RIM=505.29
<br />IE=50I (12" E)
<br />CBr1, TYPE 2-54" W/SOLID LID
<br />FLOW CONTROL STRUCTURE
<br />RIM 505.36
<br />IE 49932 (24" N)
<br />IE 49932 (12" SE)
<br />CBr2, TYPE 2 48" W/SOLID LID
<br />RIM 505 62
<br />IE 50032 (12" E)
<br />IE 500.24 (8" S)
<br />IE=499.32 (24" N)
<br />CBN3, TYPE 2-48" W/SOLID LID
<br />FLOW SPLITTING STRUCTURE
<br />RIM 506.18
<br />IE 500.49 (12- S)
<br />IE 502.34 (12" NE)
<br />IE 500.49 (8" SW)
<br />IE 500.49 (12" W)
<br />CBN4, TYPE I, W/SOUD LOCKING LID
<br />RIM=504.97
<br />IE=500.77 (12" E)
<br />IE=500.77 (12" W)
<br />IE=50I (12" N)
<br />CBr5, TYPE I, W/STANDARD GRATE
<br />RIM 504.12
<br />IE 501.12 (12- E)
<br />CBr6, TYPE I, W/STANDARD GRATE
<br />RIM=504.44
<br />IE 501.44 (12" W)
<br />CB#7, TYPE I, W/STANDARD GRATE
<br />RIM 505.98
<br />IE 502.56 (12" N)
<br />IE 502.56 (12" SW)
<br />CBNB, TYPE I, W/STANDARD GRATE
<br />RIM-505.85
<br />IE 502.80 (12" N)
<br />IE 502.80 (12- S)
<br />CB/9. TYPE 1, W/STANDARD GRATE
<br />RIM 506.38
<br />IE 503.09 (6" E)
<br />IE 503.09 (12- S)
<br />CB/10, TYPE 2-48", W/SOLID LOCKING LID
<br />RIM 505.80
<br />IE 500.43 (8" NE)
<br />IE 500.43 (8" W)
<br />CB/11, TYPE 2 48'. W/SOLID LOCKING LID
<br />RIM 505 35
<br />IE 50029 (8" E)
<br />IE 50029 (8" N)
<br />EX CB r1, TYPE 1, W/STANDARD GRATE
<br />RIM 503 05
<br />IE 49890 (12" NW)
<br />IE 49890 (12" SW)
<br />MWS MWS, L4 6
<br />RIM 505.43
<br />IE 500.33 (8" E)
<br />IE 500.33 (8" W)
<br />OWS, CPS 660 SA OR EQUAL
<br />RIM 505 60
<br />IE 500.38 (8" E)
<br />IE=500.38 (8" W)
<br />RD r1, W/ADA RATED LID
<br />RIM=506.97
<br />IE=504.50 (6" S)
<br />■
<br />■ 5 LF 24"00
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<br />0
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<br />STORM STRUCTURES
<br />TABLE
<br />RD 02, W/ADA RATED LID
<br />RIM=506.96
<br />IE=504.20 (6" N)
<br />IE=504.20 (6" S)
<br />RD R3, W/ADA RATED LID
<br />RIM=506.93
<br />IE=503.84 (6" N)
<br />IE=503.84 (6" S)
<br />RD/4, W/TRAFFIC RATED LID
<br />RIM 504.77
<br />IE 50227 (6" N)
<br />ROILS. W/TRAFFIC RATED LID
<br />RIM 50499
<br />IE 502.49 (6" N)
<br />SDCO #I, W/TRAFFIC RATED LID
<br />RIM=505.18
<br />IE 502.68 (6" N)
<br />IE 502.68 (6" W)
<br />SDCO 112, W/TRAFFIC RATED LID
<br />RIM=504.8]
<br />IE 502.17 IS" E)
<br />E 502.17 (6- S)
<br />IE 502.17 (6" W)
<br />SDCO 03, W/TRAFFIC RATED LID
<br />RIM=505.09
<br />IE=501.79 (6" E)
<br />IE=501.79 (6" S)
<br />IE=501.79 (6- W)
<br />MODULAR WETLAND
<br />O, MODULAR WETLAND
<br />MODEL MWS-L-4-6-V
<br />SEE DETAIL SHEET 3/C5.2
<br />OIL/WATER SEPARATOR
<br />O OIL/WATER SEPARATOR MODEL 660 CPS
<br />SEE DETAIL I/C5.2
<br />3
<br />f3
<br />❑O DRAINAGE KEYNOTE
<br />1. CONNECTION FOR ROOF DRAIN CONFIRM DOWNSPOUT LOCATIONS AND
<br />TIE-IN POINTS WITH PLUMBING PLANS. SEE BUILDING DOWNSPOUT DETAIL
<br />10/C4.1.
<br />2. CONTRACTOR TO POTHOLE AND CONFIRM ELEVATION OF PIPE AT
<br />PROPOSED CONNECTION POINT PRIOR TO CONSTRUCTION. CONTRACTOR TO
<br />NOTIFY BARGHAUSEN IMMEDIATELY WITH ANY DISCREPANCIES. C
<br />3. PROPOSED FLOW CONTROL STRUCTURE. SEE DETAIL 2/C5.3.
<br />4. PROPOSED FLOW SPLITTING STRUCTURE. SEE DETAIL I/C5.3.
<br />CBt3 : B
<br />12 LF 8"`0 OSI0 ■ ■
<br />33 LF 12" O 0.50% ■
<br />10 LF B" O 0.50%
<br />Cm
<br />8 LF 8" O 0.50%
<br />9 LF8"00.50% ■
<br />IN �SOS
<br />■
<br />$ O 0 10 LF B" O 0.50% ■
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<br />24 LF 12" O 0.50% ■
<br />■ A
<br />■■■■■■■■■■■■■■■■■ ■f
<br />RAINAGE DETAIL 1 Know what's below.
<br />C3.0 SCALE: I"
<br />p Call before you dig.
<br />Dial 811
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<br />Chick-fil-A
<br />5200 Buffington Road
<br />Atlanta, Georgia 30349-
<br />2998
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<br />Barghausen
<br />Consulting Engineers, Inc.
<br />18215 72nd Avenue South
<br />Kent, WA98032
<br />425.251.6222
<br />barghausen.com
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<br />FSR#04669
<br />BUILDING TYPE/SIZE'.
<br />RELEASE:
<br />REVISION SCHEDULE
<br />NO. DATE DESCRIPTION
<br />CONSULTANT PROJECT A 21637
<br />PRINTED FOR
<br />DAM 4/26/2022
<br />DRAWN BY ADS
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<br />SHEET NUMBER
<br />C3.0
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