Laserfiche WebLink
r, <br />U <br />~- <br />SMITH WILLIAMS CONSULTANTS, INC. <br />1.3.2 Surface-Water Diversion Channels <br />Parameter Value <br />SCS storm type II <br />100- ear/24-hour storm event 3.5 inches <br />Diversion channel capacity 100- ear/24-hour event <br />Maximum channel velocity without rip-ra 5 feet per second <br />Rip-rapped channel Manning's "n" 0.035 Stability <br />0.040 Ca aci <br />Earthen channel Manning's "n" 0.030 Stability <br />0.035 Ca aci <br />Surface-water runoff curve numbers: <br />- Original ground <br />- Roads and stockpile surfaces <br />- Fill slopes <br />CN=66 (wooded), CN=71 (grass) <br />CN=90 <br />CN=50 <br /> <br />Anticipated Ore Production Rate Schedule <br />(million tons/year) <br />value <br />110 pcf <br />118 pcf <br />Year Phase I Phase II/III Phase IV Phase 5 <br />2011 4.7 Mt 6.9 Mt 8.8 Mt 3.O Mt <br />'2012 3.4 Mt 0.5 Mt 0.5 Mt 20.4 Mt <br />2013 4.6 Mt 1.5 Mt 2.1 Mt 13.1 Mt <br />2014 6.0 Mt 0.5 Mt 0.5 Mt 18.1 Mt <br />2015 5.2 Mt 0.5 Mt 0.5 Mt 17.4 Mt <br />2016 5.7 Mt N/A N/A 15.6 Mt <br />Notes: <br />1. Phase 5 will not begin solution application until 2011 and the approved Amendment No. 8 water balance <br />remains in effect until that time. <br />2. Annual ore production schedule subject to change. _ <br />Average Annual Solution Application Rate Schedule <br />Year Phase I Phase II/III Phase IV Phase 5 <br />2011 4900 m 5100 m 4700 m .2800 m <br />2012 4900 m 5100 m 4700 m 6700 m <br />2013 4900 m 5100 m 4700 m 12000 m <br />2014 -4900 m 5100 m 4700 m .14400 m <br />2015 4900 m 5100 m 4700 m -14400 m <br />2016 4900 gpm 5100 gpm 4700 gpm 14400 gpm <br />Notes: <br />1. Phase 5 will not begin solution application until 2011 and the approved Amendment No. 8 water balance <br />remains in effect until that time. <br />2. Monthly solution flow values are used in the water balance and are subject to change. <br /> <br />1.3.3 Cresson Ore <br />Parameter <br />Average ore dry densi <br />Wet ore density (at field capacity moisture content) <br />1.3.4 Water Balance <br />S:\PROJECTS\1125 CC&V PHASE 5 VLF\H2 - DESIGNWREQUA VLF\VLF PHASE 5 FINAL REPORT V2.DOC <br />10 <br />