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HomeMy WebLinkAboutDrainage Reports - 05/22/2014NOR1H DElDITION ONO cni-41cfl 100-ir WSEL-l!Ol!3.8 SPILLWAY EL-8083.9 TOP 17 BERM EL-l!OBS.O DETafnON WL.-4., Ac-ft OUlLET PIPE•:!O"RCP ORIF1<:E PLA'l?-2'-2" BUILT 11198, EXPANDED 2010 Oeslqn Point A A1 B c D E F G Tributary Area Sub-basin (ae A 3.82 A1 4.22 B 3.15 c 14.34 D 5.50 E 4.24 F 6.65 G 5.17 100 50 0 100 200 ---- SCALE: 1" "' 100' / LEGEND / ' DRAINAGE BASIN NUMBER o.~1 0.79 MAJOR STORM RUNOFF' COEFFICIENT ./ DRAINAGE BASIN AREA -----DRAINAGE BASIN D IVIDE L INE \. 8 ~ ~ <;t -~ -II <( ~ " .. (0 -z ~ -.. ~ 0 0 " -<;t ; Ill l:i ~ ~ z ~ Ill u -Ill UI Ill :c 0 UI UI 0 u ·1 • DRAINAGE SUMMARY TA~LE-CURRENT CONDITION c (2) c (10) c (100) le (2) te (10) le (100) Q(2)tot Q(10)tot Q(100)tot DRAINAGE STRUCTURE (min) (min) (min) (ell) (els) (cf•) /REMARKS 0.74 0.74 0.92 9.4 9.4 7.9 6.5 11.0 30.0 Ex. Storm System 1 0.37 0.37 0.46 10.1 10.1 9.4 3.5 59 15 .5 Ex 36" System and Northern Channel 0.75 0.75 0.94 8.7 6.7 7.5 5.5 95 25 .. 7 EX . Storm System 2 0.84 0.64 1.00 10 .2 10.2 6.4 26.6 45.4 118.9 Ex .StormSystem3 0.46 0.46 0.58 17 .0 17.0 15.7 4.4 7.6 20.1 Ex. Culverts and S. Channel 0.76 0.76 0.95 6.5 6.5 5.0 8.4 14.4 40 .2 Sheet to Ex. North Cot. R:>nd 0.51 0.51 0.84 18.7 16.7 16.7 5.6 9 ,6 24.6 Ex . North Detention Pond 0.66 0.66 0.83 12 .4 12.4 10.B 6.9 11 .9 32.1 fx . South Detention f\ond PROJ. NO. I 124-08&00 1 OF2 35" RCP 100 50 0 100 200 --- SCALE: 1" = 1 00' 8 <t -II ' <O -.. ' ; <t ~ ~ 0 c Ul CJ) w <( ~ z ~ c II.I ~ z: " ~ 0 Ul c ::i </) ~ ::!: :;.: Ill c ~ 0 II.I :c 0 PROJ. NO. 1124-08&00 20F2