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<br /> BOULDER CREEK <br /> Ql00-YR ~ 12,000 cfs <br /> URS NO. 7142 <br /> TABLE Vl-2 FLOW CHARACTER I STI CS OF SELECTED ALTERNATIVE <br /> INVERT COMPUTED <br /> ELEVATION WATER ENERGY CROSS- HYDRAULI C CRITI CAL FROUDE NO <br /> (FT ABOVE SURFACE GRADELI NE L'. TOP EXPANSION/ MAXIMUM SECTI ONAL AVERAGE DEPTH VELOCITY II-AIIF <br />CROSS-SECTION 6X MEAN SEA ELEVATI ON, ELEVATI ON, TOP WIDTH WIDTH CONTRACTION VELOCITY AREA, A VELOC ITV AfT '\Ig A/T (gAIT)! <br />STATI ON. (FEET) LEVE L) (eWSEL) (EGL) (FEET) (FEET) RATIO (FEET/SEC) (FEET2 ) (FEET/SEe) (FEET) (FEET/SEC) <br />WITH CHANNEL BETWEEN 24TH AND 28TH <br /> l15 - 13 -0. l2 <br />1213+90 5268.0 5279.l8 5281. 80 246 13.1 99l l2.1l 4.03 11.39 1. 06 <br /> 30 -l57 -3. l4 <br />l214+20 5268.0 5279.99 5282.04 89 11.5 1045 ll.48 11.74 19.44 0.59 <br /> l45 0 0 <br />12l5+65 5270.0 5279.66 5282.83 89 l4.3 840 l4.29 9.44 l7.43 0.82 <br /> 70 179 3.58 <br />l2l6+35 5270.0 5282.47 5283.2l 268 6.9 1755 6.84 6.55 14.52 0.47 <br /> 75 -147 -1.96 <br />1217+l0 5270.0 5281. 55 5284.26 l21 13.2 907 13.23 7.50 l5.4 0.85 <br /> 75 7 0.09 <br />l2l7+85 5271. 0 5282.68 5285.0 l28 l2.2 980 l2.24 7.66 l5.70 0.78 <br /> 280 2ll 0.75 <br />l220+65 5271. 5 5285.34 5286.06 339 6.9 l877 6.39 5.54 l3.35 0.48 <br /> 420 -205 -0.49 <br />1224+85 5274.0 5286.7 5288.8l 134 11.6 l032 11. 63 7.70 l5.75 0.74 <br /> 300 - II -0.04 <br />l227+85 5276.0 5289.l6 5290.07 123 7.7 1568 7.65 l2.75 20.26 0.38 <br /> 70 - l6 -0.23 <br />l228+55 5284.50 5291. 86 5295.55 107 15.4 778 15.42 7.27 l5.30 1. 01 <br /> 50 0 0 <br />l229+05 5284.5 5293.62 5296.02 l07 12.44 965 12.44 9.02 17.04 0.73 <br /> l30 224 1. 72 <br />1230+35 5286. 1 5295.57 5297.l7 331 10. 1 1317 9. II 4.23 1l.68 0.78 <br /> 240 - 72 -0.30 <br />l232+75 5287.l0 5298.51 5300.93 259 l3.3 l068 1l.24 4.12 ll.52 0.98 <br /> 370 ll74 3.17 <br /> <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 />52 <br />