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HomeMy WebLinkAboutSite Certifications - 09/11/2015w: STAGE-STORAGE SIZING FOR DETENTION BASINS Project: Summitstone As-Built Rain Garden Storage Cale Basin ID: Developed 100-Year Flow <···········.: ·· ·····-~ SiillSIDpeZ Design Information /Input): Check Basin Shace Width of Basin Bottom, W z l---'0"'".0::..:0'-~lt Length cl Basin Bottom, L s 0.00 ft Dam Side-slope (H:V), Z., • 0.00 ft/ft Righ t Triangle lsoscele R Gire s Triangle ectangle le / Ellipse X OR ... OR .. OR .. OR .. l1ow Irregular ( Use Overide values in cells G32:G52) MINOR MAJOR Stage-Storage Relationship: Storage Requirement from Sheet 'Modified FAA': I 0.00 0.00 I acre-ft. Storage Requirement from Sheet 'Hydrograph': 1- · ----+-----<acre-It. Storage Requirement from Sheet 'Full-Spectrum·: acre-ft. Labels Water Side Basin Basin Surface Surface Volume Surface Volume Target Volumes for WQCV, Minor, Surface Slope Width at Length at Area at Area at Below Area at Below for WQCV, Minor, & Major Storage Elevation (H:V) Stage Stage Stage Stage Stage Stage Stage & Major Storage Stages ft ft/ft ft ft n2 n2 User tt' acres acre-ft Volumes (inoutl (inoutl Below El. (cutout) loutnutl loutnutl Overlde /cutout\ loutnut\ /cutout\ /for coal seek\ 4955.47 (inout\ 0.00 0.00 0.0 0 38 0.000 0.001 Void Scace Sand 4955.50 0.00 0.00 0.0 90 39 0.002 0.001 4955.75 0.00 0.00 0.0 130 67 0.003 0.002 wacv & 42.8 CF 4956.00 0.00 0.00 0.0 172 105 0.004 0.002 4956.25 0.00 0.00 0.0 215 153 0.005 0.004 4956.47 0.00 0.00 a.a 260 205 0.006 0.0047 100 YR • 185 CF #NIA #NIA #NIA #NIA #N/A #NIA #N/A #NIA #N/A #N/A #NIA #N/A #NIA #N/A #NIA #NIA #N/A #NIA #N/A #NIA #NIA #NIA #NIA #NIA #NIA #NIA #NIA #N/A #NIA #N/A #NIA #NIA #NIA #NIA #NIA #NIA #N/A #NIA #N/A #NIA '- '- :XISTING BUILDING FF • 58.1<4' -· ____ -., EXISTING 8' PVC SANITARY SEWER LINE .,v- ~:f! " 1 -f•f - 't, ~"' I - 49~7 I I I I / I •"'' L ,-- ,&,"'f:-~ / SW5648 .f' ~ I , ~~ '""._".'.:~ -=,,- .J. _____'0 _ "-. _f;-' -:I !:_- _ ,_ ',- >- -- --.. I.-;- ,,~ , - 4> p,- . ,;• - • ,• " -_ -_-__-_ -- _ - a- ,:·" } •' -- - _"., ..· ':. _)___ ~iy, ,:J·· .. -----...: - --" - - --rr - --~.---# -- - - --- - - 11- 7 II ii i' II Ii i' II :1 1: II II I II 11 ,I 11 Ii ', I 1\ 11 II \~ - j JJ I -- 1-1 -- J.. - .I) V ~ - - -- -- rrr- ,...--· )1~.r ,,,,,,,,, _ _ -:: Ii Ii 1 Ii I Ii I \l I ~I I -J LEGEND I ,$'',~~· f I I I I RG56.47\ I I I I I Stormwater Detention and Infiltration Design Data Sheet Stormwater Facility Name: Wor',bo Prater ell Summitstone 1217 Riverside Avenue, Fort Collins Colorado 80524 Facility Location & Jurisdiction: User (Input) W atershed Characteristics Watershed Slope= 0.005 ft/ft Watershed Length-to-Width Ratio = Watershed Area = Watershed Imperviousness = Percentage Hydrologic Soil Group A= Percentage Hydrologic Soil Group B = Percentage Hydrologic Soil Groups C/D = 1.07 0.04 90.0% 0.0% 100.0% 0.0% Location for 1-hr Rainfall Depths (use dropdown): J UDFCD Default User Input: Detention Basin Characteristics L:W acres percent percent percent percent WQCV Design Drain Time =J 12.00 Jhours After completing and printing this worksheet to a pdf, go to: https:ljmaperture.digitaldataservices.com/gvh/?viewer=cswdif, create a new stormwater facility, and attach the pdf of this worksheet to that record. Design Storm Return Period = One-Hour Rainfall Depth = Calculated Runoff Volume= OPTIONAL Override Runoff Volume= Inflow Hydrograph Volume= Time to Drain 97% of Inflow Volume= Time to Drain 99% of Inflow Volume= Maximum Ponding Depth= Maximum Ponded Area= Maximum Volume Stored= Summitstone_SDI_Design_Data, Design Data R oute d H 1y, d ro grap WQCV 0.53 0.001 #N/A #N/A #N/A #N/A #N/A #N/A hR esu ts 2 Year 0.98 0.003 0.001 Stormwater Detention and Infiltration Design Data Sheet 0.3 0.25 0.2 't i 0.15 .g ... ;g: :,: ~ 0 CJ 0.1 a.as 00 1.2 1 0.8 ~ 0.6 z 0 a. 0.4 0.2 0 0.1 --lOOYRIN - - lOOYROUT l ' --SOYRIN - -+--+- ' - - SOYROUT - - ----¥ --+- -- - ----------------· - r I\ ----•· - 2SYRIN I/ \ : --- 25YROUT - - \ I I T - --i----·- --lOYRIN ,,......, ' I ' I \ --- lOYROUT - ·- -~- -\-rY'-i --SYRIN - ' - \ -1, t--.- --- • ••• • • SYR OUT 't- ~~ I - 2YRIN - - ---c-• ~-I ~·--- I , --- --- 2YROUT " ~ I / I'.. \I\ \\ --WQCVIN I ' \ A \\ • ••••• WQCVOUT I ·1 ' / " / / ~ " ''\.. ~ '\ 1\\. \ ' \.'\. I I/ I/ "' -I " ~~~ / I/ I LI j "'" ~ / / 1, //-,1'1 - ' 1\. r,,;,:.i~ \ \ ' -~- ~ ~ -..1··· . y -~ ~~ ' ~·, \ \ ', ·········:..---""". ' .. ~ ~;;,,-, ~~ I J ~ - ~ ' TIME [hr] - - lOOYR SOYR 1}.L - -- SYR lOYR 2SYR V I l I\ '~ - - WQCV 2YR j I 'I / I / 'I\\' ' ..,,. i"'"', '\I\ I " J ~ V / -i"\ \ ~ \ \ ~~ V V ........ - ~I',, ~ \ \ "" DRAIN TIME [hr] Summitstone_SDI_Design_Data, Design Data i ---------- -0----~- -- --,. I i ' ,, I ' \ ' \ \ \ \ \ 10 --- ----- ---- ---' f---~ ' . : i i --t- I . -- I I 100 9/4/2015, 7:44 AM 1 1 0.10 0.002 0.000 User Defined User Defined Stage [ft) Area [ft'2) 0.00 0 0.03 90 0.28 130 0.53 172 0.78 215 1.00 260 1.25 260 5 Year 10 Year 1.36 1.71 0.004 0.005 0.004 0.005 1 1 1 2 0.37 0.52 0.003 0.004 0.001 0.002 Wo ksh, 0 t Prot cted User Defined User Defined Stage [ft) Discharge [cfs) 0.00 0.00 0.03 0.01 0.28 0.05 0.53 0.05 0.78 0.05 1.00 0.05 1.25 0.75 25 Year 50 Year 2.31 2.91 0.007 0.009 0.007 0.009 2 2 2 2 0.81 1.02 0.005 0.006 0.003 0.004 100 Year 3.67 0.011 0.011 2 ' 2 1.04 0.006 0.004 i n acre-ft acre-ft acre-ft hours hours ft acres acre-ft 9/4/2015, 7:44 AM 1r-,)1 II II II II II II II II II II II II /I II __ ,11 u. _ AS.SULT SHOTS PROPOSED SPOTS ~-· 'ii ,---~ 11 I . II I II I . 1 0' II \ 0 5 ' II I L...- 11 I II I 1"=10' 0.~,:: 98 1n ~~ 1:>-:!:J.w ! ·~ l3.~ ...J ~ 1sil! :c( :, (z- !) Ii' 0 w ~ !!l ~ ~8 ~ 0 ~" ~ ~ ~; ~ ~ 1~ ~ ..,,., #N/A #NIA #NIA #N/A #NIA #N/A #NIA #NIA #NIA #NIA #NIA #N/A #NIA #NIA #NIA #NIA #NIA #NIA #NIA #NIA #N/A #N/A #N/A #N/A #NIA #NIA #NIA #NIA #NIA #NIA #N/A #N/A #NIA #NIA #NIA #N/A 100-Year Developed UD-Detention_'l2.33_(Just Roof Area ) -As built Rain Garden Volume Check, Basin 8/24/2015, 12:03 PM