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<br />I <br />I <br />I BOULDER CREEK <br />I Q100-YR s 12,000 cfs <br /> URS NO. 7142 <br />I TABLE V1-2 FLOW CHARACTER I STI CS OF SELECTED ALTERNATIVE <br /> INVERT COMPUTED <br />I ELEVATI ON WATER ENERGY CROSS- HYDRAUL I C CRITICAL FROUDE NO <br /> (FT ABOVE SURFACE GRAOELINE t. TO P EXPANSION/ MAXIMUM SECTIONAL AVERAGE DEPTH VELOC I TY II-AIIF <br /> CROSS-SECTION 6X MEAN SEA ELEVATION, ELEVATI ON, TOP WIDTH WIDTH CONTRACTI ON VELOC ITY AREA, A VELOC ITY AlT '\/g AlT (gAIT)! <br />I STATION (FEET) LEVEL) (CWSEW (EGL) ( FEET) ( FEET) RATIO (FEET/SEC) (FEET2) (FEET/SEC) (FEET) (FEET/SEC) <br /> 370 l433 3.87 <br /> l236+45 5289.1 5302.77 5303.94 l692 10.6 3104 3.87 3.4l lO.48 0.37 <br />I l30 782 -6.02 <br />1237+75 5290.0 5303.64 5304.88 910 l1.0 2218 5.41 2.44 8.96 0.6l <br /> 75 l28 1. 7l <br />I 1238+50 5290.6 5304.74 5305.95 1038 lO.6 2145 5.59 2.07 8.16 0.69 <br /> 350 -449 -1. 28 <br />1242+00 5296.2 5306.76 5308.34 589 lO.6 l572 7.63 2.67 9.27 0.92 <br />I 370 747 2.02 <br />l245+85 5300.6 5312.39 53l4.08 1336 l2.2 1907 6.29 1.43 6.78 0.93 <br /> 290 -3l3 -l.08 <br /> l248+75 5303.00 5314.66 53l6.41 1023 12.1 2086 5.75 2.04 8.10 0.71 <br />I 200 522 2.61 <br />1250+75 5304.6 53l6.74 5317.59 l545 8.3 2851 4.21 1. 85 7.71 0.55 <br /> l40 -332 -2.37 <br />I 1252+l5 5305.5 53l7.2 5318.5 l213 l1.5 2514 4.77 2.07 8.17 0.58 <br /> l80 -54l -3.0l <br />l253+95 5306.8 5318.76 532l. l4 672 13.3 l65l 7.27 2.46 8.99 0.82 <br /> 15 -502 -33.47 <br />I l254+l0 5306.5 53l8.37 53l9.17 l70 7.40 1692 7.09 9.95 17.9 0.40 <br /> l20 - 20 -0. l7 <br /> l255+20 5307.70 53l8.42 5319.96 150 lO. 1 1260 9.52 8.40 16.45 0.58 <br />I 75 - 18 -0.24 <br />l256+00 5307.2 5319.39 5320.34 l32 7.9 1529 7.85 l1.58 19.31 0.41 <br /> 95 59 0.62 <br />I 1256+75 5308.50 5319.69 5320.57 191 7.9 1606 7.47 8.4l 16.45 0.45 <br /> 200 0 0 <br />1258+75 53l0.0 53l9.99 5322.07 19l l2.5 1093 10.98 5.72 l3.57 0.81 <br /> 90 50 0.56 <br />I l259+65 5310.7 5322.13 5323.00 241 8.4 l621 7.40 6.73 14.72 0.50 <br /> 145 13 0.09 <br />I <br />I <br />I <br /> 53 <br />