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Last modified
1/29/2010 10:15:25 AM
Creation date
10/5/2006 5:01:07 AM
Metadata
Fields
Template:
Floodplain Documents
Designation Number
70
County
Adams
Arapahoe
Douglas
Community
Denver Metro Region
Stream Name
Westerly Creek
Basin
South Platte
Title
Flood Hazard Area Delineation - Westerly Creek
Date
1/1/1977
Designation Date
7/27/1977
Floodplain - Doc Type
Floodplain Report/Masterplan
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<br />I <br />I <br />I <br />I <br />I <br />I <br />~I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br /> FLOODWAY DATA FLOODWAY DATA <br /> 100- Yr FLOOD PLAIN DATA (lOO-Yr) (l-Ft. Increase in WSE) (0.5-Ft Increase in WSE) <br />Identification Cross Section Station Flood <br /> Discharge Stream Bed Flood Elev. Flood Plain Floodway Width (Ft.) Floodway Jl()o~wayWi~th.. (Ft,J. Floodway <br /> (CFS) El ev. (MSL) (MSL) Width (Ft. ) '-7-----. ..n.. .... .......L Elev. (Ft.) Left Right Total Elev. (Ft.) <br /> Left Right Total <br />12th Ave. 15140 151 + 40 2750 5336.0 5341.7 1150 210 340 550 5341.9 210 340 550 5341.9 <br /> 15175 151 + 75 2750 5336.0 5341.7 775 350 200 550 5341.9 350 200 550 5341. 9 <br /> 15176 151 + 76 2750 5336.0 5341.7 775 350 200 550 5341.9 350 200 550 5341. 9 <br /> 15649 ...56 + 49 2850 5338.5 5342.1 420 365 175 540 5342.4 365 175 540 5342.4 <br /> 15650 156 + 50 2850 5338.5 5342.2 420 225 195 420 5342.5 225 195 420 5342.5 <br />Richthofen PI. 15700 157 + 00 2850 5338.5 5342.3 580 170 195 365 5342.5 170 230 400 5342.5 <br /> 15750 157 + 50 2850 5333.3 5342.7 420 68 242 310 5342.7 68 352 420 5342.8 <br /> 15751 157 + 50 2950 5333.3 5342.7 420 68 242 310 5342.7 68 352 420 5342.8 <br /> 16249 162 + 49 2950 5340.0 5347.8 7-40 35 165 200 5348.3 185 285 470 5347.8 <br /> 16250 162 + 50 2950 5340.0 5347.7 740 35 165 200 5348.3 185 285 470 5348.1 <br />11th Ave. 16315 163 + 15 2950 5346.3 5348.6 1510 70 150 220 5349.6 70 140 220 5348.6 <br /> . -----_.------- ---- -.--. <br />Notes: <br /> 1. Floodway width - from center of channel looking upstream <br /> 2. From Sta. 38 + 00 to Sta. 73 + 90, total discharge = 2760 cf~, pipe capacity = 900 cfs <br /> 3. From Sta. 87 + 00 to Sta. 100 + 00, total discharge = 3000 cfs, pipe capacity = 100 cfs <br /> 4. From Sta. 113 + 60 to Sta. 115 + 00, total discharge = 2900 cfs, pipe capacity = 350 cfs <br /> 5. From Sta. 115 + 00 to Sta. 124 + 50, total discharge = 3000 cfs, pipe capacity = 250 cfs <br /> 6. From Sta. 137 + 74 to Sta. 138 + 31, total discharge = 3000 cfs, pipe capacity = 100 cfs <br /> 7. From Sta. 138+ 31 to Sta. 145 + 21, total discharge = 2900 cfs, pipe capaci ty = 100 cfs <br /> 8. From Sta. 151 + 09 to Sta. 151 + 76, total discharge = 2800 cfs, pipe capacity = 50 cfs <br /> 9. From Sta. 151 + 76 to Sta. 157 + 50, total discharge = 2900 cfs, pipe capacity = 50 cfs <br />10. *Flows are contained within defined channel. <br /> <br />WESTERLY <br /> <br />CREEK <br /> <br />URBAN DRAINAGE a FLOOD CONTROL DISTRICT <br />FLOOD HAZARD AREA DELINEATION <br />DENVER I AURORA <br /> <br />TABLE <br />6 <br />Continued <br /> <br />FLOOD PLAIN AND FLOODWAY REFERENCE DATA <br />
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