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20-101386-Pond Cross Section Plan-04-09-2020-V1ΟΝΜΧ ≅,≅ ΟΝΜΧ Α,Α N ETRAB .G A RU A 40111ANO R WFOE A SH NGTO N T E R ED SG ENG NEE EFOR P TS SS TA ER N A E G H NO.DESCRIPTION/DATE BY REVISIONS DWG. NAME: DESIGNED BY: DRAWN BY: CHECKED BY: DATE: OF SHEETS JOB NO.: PRINT: DATE OF \\\\esm8\\engr\\esm-jobs\\1886\\001\\016-0015\\plots\\construction plans\\SD-08.dwg3/20/2020 7:37 AMPlotted:File:Plotted By: Jeff HiivaEVERETTFEDERAL WAYΒ Ν Μ Ρ Τ Κ Σ Η Μ Φ ∆ Μ Φ Η Μ ∆ ∆ Θ ΡΚ Κ ΒCivil EngineeringProject ManagementLand SurveyingLandscape ArchitectureLand Planningwww.esmcivil.com(253) 838-6113(425) 297-9900Public WorksΕδχδθκ ςξ+ ς≅ 87//2223// 7σγ ≅υδ Ρ+ Ρτησδ 1/4≅ ΟΝΘΣΗΝΜ ΝΕ Ρ∆ΒΣΗΝΜ 10+ Σ−10 Μ−+ Θ− 3 ∆−+ ς−Λ−Ε∆Χ∆Θ≅Κ ς≅Ξ Β≅ΛΟΤΡ+ ΚΚΒςΝΝΧΑΘΗΧΦ∆ ΑΤΗΚΧΗΜΦ !≅!POND CROSS SECTIONSWASHINGTONCITY OF FEDERAL WAY1886-001-016 SD-08 LGB JJH 03/23/2020 ΡΧ,/7 11 33 1"= 1"=ΡΒ≅Κ∆9 HORIZ. VERT. 20' 5' ΟΝΜΧ ΒΘΝΡΡ Ρ∆ΒΣΗΝΜ ≅,≅ STORM POND 2:1100 YEAR 2:1\A1;6' BERM \A1;6' BERM DETENTION REQUIRED: 224,000 (CF) DETENTION PROVIDED: 395,600 (CF) ΟΝΜΧ ΥΝΚΤΛ∆Ρ9 \A1;1' SEDIMENT STORAGE 1"= 1"=ΡΒ≅Κ∆9 HORIZ. VERT. 20' 5' ΟΝΜΧ ΒΘΝΡΡ Ρ∆ΒΣΗΝΜ Α,Α \A1;6' BERM \A1;6' BERM STORM POND BOTTOM=373.44 \A1;1' SEDIMENT STORAGE 2:12:12:1100 YEAR ≅ΘΛΝΘ∆Χ ∆Λ∆ΘΦ∆ΜΒΞ ΡΟΗΚΚς≅Ξ Χ∆Σ≅ΗΚ EL. = 383.0 EXISTING GROUND 2' TOP OF POND EMBANKMENT FRONT VIEW 3 1 1 3 SYNTHETIC INDUSTRIES 451 SIDE VIEW GEOTEXTILE FABRIC OR EQUIVALENT PER PLAN SPILLWAY OVERFLOW ELEVATION NOT TO SCALE EL. = 384.0 FLOW DIRECTION PER W.S.D.O.T. STD. SPEC. 9-27.3 GABION CRIBBING COMPACT TILL APPROACH \A1;LSD=7.5' EMERGENCY OVERFLOW ELEVATION \A1;LSD=7.5' EMERGENCY OVERFLOW ELEVATION I.E.=374.44\A1;1.5'OVERFLOW EL.=382.00 \A1;1/4" ΒΑ ∀2 ΕΚΝς ΒΝΜΣΘΝΚ ΡΣΘΤΒΣΤΘ∆ SCALE: 1"=2' EL=382.00 EL=383.00 BOTTOM=373.44 EL=382.00 EL=383.00 EL=384.00 EL=374.44 EL=374.44 \A1;2' MIN2'MIN03/20/2020