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FLOOD06919
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FLOOD06919
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Last modified
1/25/2010 7:10:20 PM
Creation date
10/5/2006 2:35:57 AM
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Template:
Floodplain Documents
County
Arapahoe
Stream Name
South Platte
Basin
South Platte
Title
Union Avenue Boat Drop
Date
1/1/1983
Prepared For
CWCB
Prepared By
CWCB
Floodplain - Doc Type
Easement
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<br /> <br />DRAFT <br /> <br />Table 1. . A1/llI'Iga monthly South Piette rlverflows at Uttleton, Coloredo, <br />and a1/lll'lge Englewood dlversions* <br /> <br /> Average riverflows Englewood <br />Month Ilt"/sl diversions*** <br /> 1982-85 1987** 1972-81 (1t"/s) <br /> (wet period) 1986 <br />May 1,300 2,600 700 17 <br />June 1,000 1,200 600 20 <br />July 700 400 400 22 <br />August 700 300 200 25 <br />September 300 100 100 15 <br /> <br />* Personal communication, Bob Ferguson, WINE, 1988. <br />** Maximum discharge 1982-1987, 3,700 ft'/s, May 27,1987. <br />*** Englewood diversions water right is 70 ft' Is, operational flow <br />100 ft'/s. <br /> <br />Table 2 . . Velocity comperison In front of primary Englewood <br />water 'nteke with high wall and low wall <br />(Q = 260 ft'/s) (0.0,_ = 30 ft'/s) <br /> <br />Radial qate ODen <br />(II) (percent) <br /> <br />Velockies (Ills) <br />Point 1* <br />High wall Low wall <br /> <br />0.5 <br />1.0 <br />2.0 <br />3.0 <br />4.0 <br />5.0 <br />6.0 <br />8.0 <br /> <br />6 <br />12 <br />25 <br />38 <br />50 <br />63 <br />75 <br />100 <br /> <br />1.8 <br />2.5 <br />4.7 <br />5.1 <br />8.1 <br />8.3 <br />8.3 <br />8.6 <br /> <br />1.1 <br />1.4 <br />1.7 <br />2.2 <br />3.7 <br />4.4 <br />4.7 <br />4.7 <br /> <br />* Readings were laken 0.5 fool off the bottom, 38 feel upstream from the sluice <br />gate. <br /> <br />14 <br />
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