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<br />f <br />RIPRAP <br />NHERE REQUIRED <br />TYP/CAL R/PRAP LINED CHANNEL <br /> Flow Bottom Wldth Slde Slope Oapth Total <br />Dltch p Sloe <br />~ IBWI H:1V of Flow IDI Velocity Freahoartl Depth Llnar <br /> Icfsl I Iftl Iftl Ittl Iipsl (ttl Iftl Type <br />O1 L1 f-f5 - 2 t4 2.8 0.3 1J Vegetated <br />D2 0.9 5-75 - 2 0.9 2.6 0.3 1.2 <br />Vegetated <br />D3 (Upper/ <br />10.9 <br />5-12 <br />3 <br />2 <br />0.5 <br />7.7 <br />10 <br />1.5 Gre val <br /> CHK GAMS <br />D3 (Lowed 13.1 f-3 5 2 0.7 4.3 LO 1J D50=6" <br /> 13.1 4-15 5 2 0.5 5.6 ZO L5 CHK GAMS <br />D4 0.6 1-15 - 2 Z3 2.5 0.3 1.6 <br />Vegetated <br />D5 <br /> <br />/Upper/ 4.3 5-10 2 2 0.4 4.5 0.3 0.7 050.3" <br />OS <br />lMidd/e/ 6.7 f-3 2 2 0.8 4.4 0.3 f.1 Gravel-1.5" <br /> B.7 4-15 2 2 0.6 6.2 0.3 0.9 D50=6" <br />05 p9 <br />3 6-14.5 3 2 0.9 7.4 0 <br />3 1.2 D50.9' <br />lLOworf . . <br />D6 0.6 1-5 - 2 f.2 1.0 0.3 15 Vegetated <br />D7 t3 0.5-25 - 2 L7 3.7 0.3 2.0 Vegetated <br />D8 <br />/Upper d Lower/ 20 10-15 - 15/10 0.3 4.9 0.3 O.6 Gravel <br />D9 0.7 2-fi - 2 0.6 1.6 0.3 0.9 VagBfateO <br />Of0 O.B 8 - 2 0.5 1.9 0.3 0.6 Vagafa tad <br /> 107 3-5 f0 3 0.8 NA. 1.0 t6 050=9' <br />Elk <br />Creek <br /> f0l 6-f3 f0 3 0.8 N.A. LO f.8 050=12" <br />No res: <br />1. FLOWS FOR DITCHES Of THROUGH D7 BASED ON THE f0 YEAR/24 HOUR <br />STORM. ELK CREEK RELOCATION FLOW BASED ON 100 YEAR/24 HOUR STORM. <br />2. DEPTH OF FLOW BASED ON MINIMUM GRADE, VELOCITY BASED ON MAXIMUM GRADE. <br />3. CHANNELS WHERE CHECK DAMS MAY BE INSTALLED ARE DESIGNED WITH A 1 FOOT FREEBOARD. <br />4. CHANNEL D3 IUppfirJ: DESIGNS INDICATE THAT LIMITING VELOCITIES ARE EXCEEDED FOR GRAVEL. <br />CHECK DAMS WILL BE INSTALLED TO REDUCE VELOCITIES. <br /> <br /> <br /> <br /> <br /> <br />©MONTGOMERY WATSON .~~s~o RSB' <br />BC0.Er <br />Susb <br />OXBOW MINING INC. <br />ELK CREEK M/NE <br />CHANNEL DES/GNS <br />BW ~ ..~... ~... r~~ <br />