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<br />------------------- <br /> <br />Table I Time of Concentration Calculations <br /> <br />Basin Area Overland Flow Channel tc tc tc <br /> Elevation Length Slope C5 tc(OF) Elevation Length Slope Avg. Vel. tc(CH) (check) (OF+CH) (Final) <br /> (ac) VIS D/S (ft) ('Yo) (min) VIS D/S (ft) ('Yo) (ftIs) (min) (min) (min) (min) <br />B] 68.5 8720 8690 500 6 0.47 ]4 8690 8080 2550 23.9 7.4 6 27 20 20 <br />B2 13.6 8510 8440 250 28 0.47 6 8440 8]40 700 42.9 4.9 2 15 8 10 <br />B3 25.] 8690 8640 250 20 0.47 7 8640 8120 ]5]0 34.4 5.9 4 20 11 I] <br />B4 7.5 8690 8640 250 20 0.47 7 8640 8150 1450 33.8 3.9 6 19 13 13 <br />B5 4.4 8630 8550 250 32 0.47 6 8550 8170 ]030 36.9 3.5 5 17 11 II <br />B6 3.3 8530 8460 250 28 0.47 6 8460 8110 730 47.9 3.7 3 ]5 9 10 <br />G1 5.3 8650 8570 250 32 0.47 6 8570 8200 920 40.2 3.9 4 17 10 ]0 <br />G2 ]2.9 8690 8650 250 ]6 0.47 7 8650 8200 1150 39.] 5.1 4 ]8 I] 11 <br />G3 61.0 8870 8720 500 30 0.47 8 8720 8230 2110 23.2 7.6 5 25 13 13 <br />