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HomeMy WebLinkAboutDrainage Area Calculations~ 3:: c 0 0:: w ...I ...I c( ~ ll. c( u.. w 0 j:: I-c C> 0:: ...I z c( z c( w z w u ~~ c( > w :Ii z ...I c ...I ~ ~~ w c( 0:: C> ~ c;; > I-Wz 0 z 0:: w c( 0 >w c I-:::> c( 0:: ll. I-0...1 NO. AC. 0.4 0.55 0.9 ft. C1 3.10 2.40 0.00 0.70 1.59 33.0 C2 16.33 11 .46 0.00 4.87 8.97 470.0 C3 0.12 0.12 0.00 0.00 0.05 17.0 80.0 0.71 0.00 0.71 0.00 0.39 136.0 81A 0.26 0.04 0.00 0.22 0.21 11 .0 818 0.44 0.13 0.00 0.31 0.33 42 .0 82.0 0.77 0.26 0.00 0.51 0.56 111 .0 83A 0.52 0.24 0.00 0.28 0.35 42 .0 838 0.36 0.18 0.00 0.18 0.23 42 .0 84A 0.69 0.27 0.00 0.42 0.49 76.0 848 0.53 0.19 0.00 0.34 0.38 10.0 85.0 0.00 0.00 0.00 0.00 0.00 0.1 86A 1.27 0.32 0.00 0.95 0.98 95.0 868 0.55 0.19 0.00 0.36 0.40 70.0 87.0 0.97 0.36 0.00 0.61 0.69 41 .0 88.0 0.80 0.30 0.00 0.50 0.57 65 .0 89.0 0.11 0.03 0.00 0.08 0.08 26.0 C6 0.59 0.00 0.59 0.00 0.32 35.0 C7 2.10 0.00 2.10 0.00 1.16 107.0 HW98 0.00 0.00 0.00 0.00 0.00 1.0 Start of Flume 10.56 Oldenburg Culvert 11 .95 Flume @ Inlet 86 16.60 8randonburg Lane 17.80 EXHIBIT C-1 Rational Formula Drainage Area Calculations EDELWEISS GARTENS PHASE 12 3:: 0 3:: 3:: ...I u.. 0 0 c ...I ...I z u.. u.. ~ c( 0:: ::c 0:: u " " ...I w I-w I-0:: ...I I= C> I= :::l 0 I-<.i w ...I ...I w > c( :::> z :::> c( w -; I/) N Ou.. C> ~ C> u.. > u :::> !::! a !!? ft. ft. ft. [ft/s min min In/Hr cfs In/Hr 0.3 750.0 13.7 2.4 5.4 10.0 6.33 10.1 7.7 6.0 1869.0 25.0 1.7 23.4 23.4 4.04 36.2 5.0 4.0 111.0 4.4 3.9 0.5 10.0 6.33 0.3 7.7 4.0 253.0 8.0 2.1 3.1 10.0 6.33 2.5 7.7 0.2 315.0 10.0 3.3 1.7 10.0 6.33 1.4 7.7 0.8 246.0 6.5 2.4 2.0 10.0 6.33 2.1 7.7 5.0 258.0 5.0 2.2 2.8 10.0 6.33 3.6 7.7 0.8 337.0 6.0 2.2 2.8 10.0 6.33 2.2 7.7 0.8 224.0 3.7 2.0 2.2 10.0 6.33 1.5 7.7 1.5 200.0 5.0 2.0 2.3 10.0 6.33 3.1 7.7 0.2 434.0 8.0 2.6 2.9 10.0 6.33 2.4 7.7 0.1 0.1 0.1 10.4 0.0 10.0 6.33 0.0 7.7 4.0 612.0 6.4 1.9 6.1 10.0 6.33 6.2 7.7 3.0 236.0 3.4 2.1 2.5 10.0 6.33 2.5 7.7 0.8 520.0 9.0 2.3 4.0 10.0 6.33 4.4 7.7 3.0 359.0 7.0 2.5 2.9 10.0 6.33 3.6 7.7 0.5 97.7 2.5 2.2 0.9 10.0 6.33 0.5 7.7 0.4 294.0 4.0 1.9 2.9 10.0 6.33 2.1 7.7 2.0 564.0 6.0 1.7 6.4 10.0 6.33 7.3 7.7 1.0 1.0 1.0 10.4 0.0 10.0 6.33 0.0 7.7 23.4 4.04 42.7 5.0 24.9 3.89 46.5 4.8 24.9 3.89 64.6 4.8 26.0 3.79 67.4 4.7 0 .,, .,, 0 ... .,, N a ... a !::! a cfs In/Hr cfs In/Hr cfs 12.2 8.6 13.7 9.9 15.7 45.0 5.7 51.1 6.5 58.6 0.4 8.6 0.4 9.9 0.5 3.0 8.6 3.4 9.9 3.9 1.6 8.6 1.8 9.9 2.1 2.5 8.6 2.9 9.9 3.3 4.3 8.6 4.9 9.9 5.6 2.7 8.6 3.0 9.9 3.4 1.8 8.6 2.0 9.9 2.3 3.7 8.6 4.2 9.9 4.8 2.9 8.6 3.3 9.9 3.8 0.0 8.6 0.0 9.9 0.0 7.6 8.6 8.5 9.9 9.7 3.1 8.6 3.5 9.9 3.9 5.3 8.6 6.0 9.9 6.8 4.4 8.6 4.9 9.9 5.6 0.6 8.6 0.7 9.9 0.8 2.5 8.6 2.8 9.9 3.2 8.9 8.6 10.0 9.9 11.4 0.0 8.6 0.0 9.9 0.0 53.0 5.7 60.2 6.5 69.1 57.8 5.5 65.7 6.3 75.5 80.3 5.5 91 .3 6.3 104.9 84.0 5.4 95.5 6.2 109.7 0 0 .,, .,, a In/Hr cfs 11 .1 17.7 7.4 66.6 11 .1 0.5 11 .1 4.4 11 .1 2.4 11 .1 3.7 11 .1 6.3 11 .1 3.9 11 .1 2.6 11 .1 5.4 11.1 4.3 11 .1 0.0 11 .1 11.0 11.1 4.5 11 .1 7.7 11 .1 6.4 11 .1 0.9 11 .1 3.6 11 .1 12.9 11 .1 0.0 7.4 78.4 7.2 85.8 7.2 119.2 7.0 124.7 0 0 0 0 ... ... a In/Hr cfs 12.5 19.9 8.4 75.3 12.5 0.6 12.5 4.9 12.5 2.7 12.5 4.1 12.5 7.1 12.5 4.4 12.5 2.9 12.5 6.1 12.5 4.8 12.5 0.0 12.5 12.3 12.5 5.0 12.5 8.7 12.5 7.1 12.5 1.1 12.5 4.1 12.5 14.5 12.5 0.0 8.4 88.7 8.1 97.1 8.1 134.9 7.9 141 .2 5/30/2006 10590007-dra .xis Exhibit C-1 0 ..... ~ ~ ~ .. -~ ~ ~ = ~ .. .. > .... < ~ . ~ 0 ..... <o ~ ~ ~ ~ ~~ ~ ~ " 0 0 ~ ~ = .5 = .. .. ~ c; ~ ~ ·; u ~~ ..... > .. .. 0 o~ ~ 0 E-c cfs 80 na 3.4 0.0 3.4 818 na 2.9 0.0 2.9 82 84A 4.9 0.0 4.9 838 na 2.0 0.0 2.0 848 na 3.3 0.0 3.3 868 na 3.5 0.0 3.5 87 na 6.0 0.0 6.0 88 na 4.9 0.0 4.9 -= ..... "O ~ ..... ~ ~ .. ..... rJ1 27 27 27 27 27 27 27 27 EXHIBIT C-2 INLET COMPUTATIONS EDELWEISS GARTENS PHASE 12 ..... ..... ~ ~ ~ -.. = ..... .... rJ1 ..... -~ "O ~ ~ Q 0 Q .. -z ·= ~ ..... c; O" Q. ~ ..... ~ 0 = 0 p:: (;.) E-c DESCRIPTION .... 0.2% 80 3.4 Recessed Inlet on Grade 0.1% SIB 4.7 Recessed Low Point Inlet 0.4% 82 4.9 Recessed Inlet on Grade 0.1% 83B 5.0 Recessed Low Point Inlet 0.2% 84B 7.5 Recessed Low Point Inlet 0.2% 86B 11.9 Recessed Low Point Inlet 0.6% 87 6.0 Recessed Low Point Inlet 0.4% 88 4.9 Recessed Low Point Inlet ~ .. ~ J "O > 0 ~ .. "O ~ -0 .... " ~ > O" 0 .. ~ ~ .. ~ p:: ~ u < u J J 0 Curb Inlet cfs ft ft 0.62 5.46 5 0.3 2.33 2.02 5 0 0.62 7.87 10 0 2.33 2.15 5 0 2.33 3.21 5 0 2.33 5.12 10 0 2.33 2.56 5 0 2.33 2.11 5 0 -= ..... Q. ~ ~ "O ~ "O = 0 ~ ft "O "O ~ ~ ~ 00 .. "O ·= . ... > .. O" 0 ~ ~ .. ~ p:: ~ ~ ~ ~ ~ ~ < .. .. u < < G rate Inlet cfs sq-ft sq-ft 5/30/2006 10590007-dra.xls Exhibit C-2 e < 0 E--I. u 0 z ~ -00 E--~ ~ ~ < = ~ Oil E--~ ... 0 0 ..,, ~ c.J ~ E--E--E--~ EXHIBIT C-3 PIPE SIZE CALCULATIONS EDELWEISS GARTENS PHASE 12 = Oil ·;; = « ~ Oil « ~ ·;; ~ ~ ~ c. c. "O ~ ..,, ~ 0 ~ ~ c. 00 -"O I. ..,, ~ = ~ ~ = ..... -~ ~ 0 "O ~ ..,, « ... ~ .:. ~ 0 ~ -~ 0 c.J ~ "O 0 = 0 •t:; = -~~ <~ z ~ ~ 00 ~ ~ # # Ac. min yr cfs cfs # cfs % " fps C1 C2 1.6 10.0 10 13.7 17.8 1 17.8 0.72 24 5.7 C2 C3 10.6 23.4 10 60.1 78.2 3 26.1 1.53 24 8.3 C3 C6 11 .9 24.5 10 65.9 65.9 2 33.0 0.28 36 4.7 80 818 0.4 10.0 10 3.4 4.4 1 4.4 0.53 15 3.6 818 82 0.9 10.3 10 8.0 10.4 1 10.4 1.12 18 5.9 82 848 1.5 10.8 10 12.5 16.3 1 16.3 1.21 21 6.8 838 848 0.6 10.1 10 5.0 6.5 1 6.5 0.44 18 3.7 848 85 2.9 11 .3 10 24.2 24.2 1 24.2 0.70 27 6.1 85 868 2.9 11.5 10 24.0 24.0 1 24.0 0.69 27 6.0 868 C6 4.4 11 .9 10 35.3 35.3 1 35.3 0.32 36 5.0 *Includes 33% Flow Increase for pipe sizes <27" dia. ** See Plan & Profile for pipe slope used (Pipe slope >or= Friction slope) = E--~ z ~ ~ I 60 520 30 68 183 181 30 66 175 10 ~ e "O ~ = = ~ ~ E--@ ;;.. 8 ~ -c.J ~ E--E-- min min I 0.18 10.18 1.05 24.47 0.11 24.57 0.32 10.32 0.52 10.83 0.45 11 .28 0.14 10.19 0.18 11 .46 0.48 11 .94 0.03 11 .98 5/30/2006 10590007-dra.xls Exhibit C-3 E--~ ~ ;] I 10+00 // 05 = 53.0 CFS Flume Station 10+00 \' / 010 = 60.2 CFS Flume Slope 1.25% 326 326 025 = 69.1 CFS Cross-Section Area 43.28 SF \ 0 I n Value .020 050 = 78.4 CFS Wetted Perimeter 81.67 LF 0100= 88.7 CFS Capacity of Flume 236.07 CFS 324 I 324 l.I 322 322 -40 -20 0 20 10+35 328 328 \' \ 05 = 53.0 CFS Flume Station 10+35 \ \ 010 = 60.2 CFS Flume Slope 4.86% I 025 = 69.1 CFS Cross-Section Area 52.38 SF n Value .020 J 050 = 78.4 CFS Wetted Perimeter 89.25 LF 324 y 324 0100= 88.7 CFS Capacity of Flume 603.03 CFS 322 322 \~ 321 321 -40 -20 0 20 40 13+00 320 " v 320 ~ 0 05 = 57.8 CFS Flume Station 13+00 ~J ~ 010 = 65.7 CFS Flume Slope 0.6% 025 = 75.5 CFS Cross-Section Area 32.45 SF n Value .020 050 = 85.8 CFS Wetted Perimeter 64.42 LF 31 6 316 0100= 97.1 CFS Capacity of Flume 118.5 CFS -40 -20 0 20 40 14+00 320 320 ~ I{ ..- 05 = 57.8 CFS Flume Station 14+00 '~ I 010 = 65.7 CFS Flume Slope 2.07% 025 = 75.5 CFS Cross-Section Area 69.26 SF / n Value .020 ~ 050 = 85.8 CFS Wetted Perimeter 93.66 LF 31 6 ~v 316 0100= 97.1 CFS Capacity of Flume 607.07 CFS -40 -20 0 20 40 FLllJIE ANALYSIS M'~L!JRE §i BRQWl::::I~ ~N~I NEERIN~~!.!R~EYIN~, IN~. ED£1..WEISS GAHTENS 1008 Woodcreek Drive. Suite 103 College Station. Texas 77845 NB Proposed Conditions (979) 693-3838 Exhibit C-7 ' ! Culvert Designer/Analyzer Report Oldenburg Analysis Component Storm Event Design Discharge Peak Discharge Method: User-Specified Design Discharge 97.10 cfs Check Discharge Tailwater properties: Trapezoidal Channel Tailwater conditions for Design Storm. Discharge Depth Name Culvert-1 Weir Description 2-36 inch Circular Not Considered Title: Edelweiss Gartens 12 f:\ ... \docs\brandenburg.cvm 97.10 cfs 1.00 ft Bottom Elevation Velocity Discharge 97.10 cfs NIA HWElev. 321.12 ft NIA Velocity 8.50 ft/s NIA 97.10 cfs 108.00 cfs 317.77 ft 8.88 ft/s CulvertMaster v3.1 [03.01 .009.00] 05/30/06 02:31 :1 IIDRMntley Systems, Inc. Haestad Methods Solution Center Watertown, CT 06795 USA +1-203-755-1666 Page 1 of 2 Component:Culvert-1 Culvert Summary Computed Headwater Elev< Inlet Control HW Elev. Outlet Control HW Elev. Headwater Depth/Height Grades Upstream Invert Length Hydraulic Profile Profile Slope Type 321 .12 ft 321 .12 ft 321 .11 ft 1.21 317.50 ft 95.00 ft S2 Steep Flow Regime Supercritical Velocity Downstream 8.50 ft/s Section Section Shape Circular Section Material Concrete Section Size 36inch Number Sections 2 Outlet Control Properties Outlet Control HW Elev. 321 .11 ft Ke 0.20 Inlet Control Properties Inlet Control HW Elev. 321 .12 ft Inlet Type Beveled ring, 33.7° bevels K 0.00180 M c y Title: Edelweiss Gartens 12 f:\ ... \docs\brandenburg.cvm 2.50000 0.02430 0.83000 Culvert Designer/Analyzer Report Oldenburg Discharge Tailwater Elevation Control Type Downstream Invert Constructed Slope Depth, Downstream Normal Depth Critical Depth Critical Slope Mannings Coefficient Span Rise Upstream Velocity Head Entrance Loss Flow Control Area Full HOS 5 Chart HOS 5 Scale Equation Form 97.10 cfs 318.77 ft Inlet Control 316.90 ft 0. 006316 ft/ft 2.26 ft 2.26 ft 2.27 ft 0.006252 ft/ft 0,013 3.00 ft 3.00 ft 1.11 ft 0.22 ft Transition 14.1 ft' 3 B 1 CulvertMaster v3.1 [03.01 .009.00) 05/30/06 02:31 :1 «Clf!Mntley Systems, Inc. Haestad Methods Solution Center Watertown, CT 06795 USA +1-203-755-1666 Page 2 of 2