Laserfiche WebLink
<br /> TABLE 13-6-i. Summary of Watershed Pa rame[e rs and Desig n Sta trs[ a cs for Haul Road Di[ches <br /> Within the Perml[ Area Including Mine Entrance Road, <br /> S eneca II-W Mine, Routt County, Colorado. <br /> Watershed Pa rame[e rs Hy draulic Desig n Parameters <br /> Eleva[ren Pea Y. Discharge Average Flow eo[tom <br /> Drainage Aiea Length Difference 10-Yr., 29-Hr. Slope Dep th Velocr[y Witl[h <br />Di CCh No. (ACl (Mi) (Fi) CN Stotm ICES) (F[/Ftl IE[) (FPS) Type (F[) <br />HRD-A1 20.4 0.79 300 06 19.2 0.056 0. 91 5.75 V --- <br />HRD-A2ME5 6.9 1.18 305 89 3.85 0.05 0. 57 3.97 v (1) <br />HRD-A3 20.9 0.40 200 BS 10.1 0.06 0. 79 5.42 V --- <br />HRD-A9 40.3 0.63 290 80 11.9 0.069 0. 00 6.15 V --- <br />HRD-AS 1.0 0.15 50 09 .75 0.076 0. 28 3.09 V (11 <br />HRD-A6 1.5 0.21 20 09 1.0 0.02 0. 91 2.02 V (1l <br />HRD-A7 2.5 0.19 75 86 1.5 0.02 0. 48 2.29 V IL <br />HRD-AB 3.0 0.50 130 09 2.0 0.052 0. 94 3.94 V (1) <br />HRD-A9 6.0 0.22 160 BO 2.2 0.045 0. 50 3.57 v --- <br />HRD-A10 39.6 0.26 95 80 12.2 0.054 0. 93 5.65 v --- <br />HRD-All 30.4 0.76 250 00 11.8 0.092 0. 56 5.10 V --- <br />HRD-B9 6.7 0.23 210 00 2.5 0.060 0. 55 4.11 V --- <br />HRD-BS 6.7 0.11 50 BO 2.5 0.060 0. 55 9.11 V --- <br />HRD-B6 16.0 0.15 70 80 5.9 0.025 0. 90 3.60 V --- <br />HRD-BO 29.7 0.61 220 80 0.8 0.032 1. 00 4.95 V --- <br />HRD-B9 8.0 0.37 125 B6 4.33 0.032 0. 76 3.72 v --- <br />HRD-C1 90.1 0.03 920 80 25.6 0.060 1. 32 7.34 V --- <br />NRD-F2 75.1 0.57 560 73 3.70 0.000 0. 51 d.69 V --- <br />HRD-F1R 35.1 0.57 560 73 3.70 0.000 0. 52 4.59 V (3) <br />HRD-G1 296.1 0.98 6l0 75 0.67 0.10 0. 68 6.31 V --- <br />HRD-G1R 296.1 0.98 630 75 8.67 0.10 0. 72 7.60 V 131 <br />NRD-H1 11.5 (4) (91 (4) 2.9 0.032 0. 77 5.32 V --- <br />HRD-H2 3.0 (91 (41 (4) 1.7 O.C63 G. 51 S.U6 V --- <br />HRD-H3 4.9 19) (4) 19) 2.0 0.076 0. 62 !i.73 V --- <br />MERD-ME1 1.0 0.09 10 09 0.7 0.01 0. 42 1.94 V (1) <br />MERD-M F,2 113.0 1.11 620 70 3.56 0.039 0. 23 2.75 Tra pezord ti <br />MERD-ME3 1.5 0.15 50 B9 1.1 0.05 0. 36 2.92 V (1) <br />MERD-ME9 412.7 1.25 035 70 32.0 0.06 0. 2B 4.25 Trapezoid 10 <br />Nate: AL1 dreches designed with SEDCA.D and Mannrngs n = 0.03 eacep[ ripcapped <br />(1) Road safely berm di[ch. <br />(2) Bec[ron B d[tch (see Attachment 13-61 <br />(31 Riprap option foc lower dr[ch secn ons <br />13-6-7 Revised 3/99 <br />