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• Table 77 <br />CALCULATED INFLOW TO MINES FROM RIVERS <br />No. 5 Mine <br />Q = T (2 Ho + b) L (McWhorter, 1981) <br />2 a <br />T = Transmissivity ( "F" Coal Seam and Middle Sandstone) <br />Ho = Head of saturated alluvium above coal <br />L = Length of aquifer exposed to constant head conditions <br />b = Thickness of coal and middle sandstone <br />T = 40 ftz /day Ho = 10 ft. b = 117 ft. <br />No. 6 Mine <br />T = Transmissivity ( "E" Coal Seam) <br />Ho = Head of saturated alluvium above coal <br />L = Length of aquifer exposed to constant head conditions <br />b = Thickness of coal <br />a = Distance from mine face to coal subcrop <br />T = 30 ftz /day Ho = 10 ft. b = 12 ft. <br />Location <br />L ft. <br />a ft. <br />Q gpm <br />East <br />Side <br />Williams Fork River <br />790 <br />250 <br />45. <br />West <br />Side <br />Williams Fork River <br />790 <br />250 <br />45. <br />East <br />Side <br />Yampa River <br />790 <br />250 <br />45. <br />West <br />Side <br />Yampa River <br />790 <br />250 <br />45. <br />• <br />TOTAL <br />180 gpm <br />No. 6 Mine <br />T = Transmissivity ( "E" Coal Seam) <br />Ho = Head of saturated alluvium above coal <br />L = Length of aquifer exposed to constant head conditions <br />b = Thickness of coal <br />a = Distance from mine face to coal subcrop <br />T = 30 ftz /day Ho = 10 ft. b = 12 ft. <br />Location <br />L ft. <br />a ft. <br />Q gpm <br />East <br />Side <br />Williams Fork River <br />80 <br />250 <br />1 <br />West <br />Side <br />Williams Fork River <br />80 <br />250 <br />1 <br />East <br />Side <br />Yampa River <br />80 <br />2500 <br />0 <br />West <br />Side <br />Yampa River <br />80 <br />2500 <br />0 <br />TOTAL <br />2 gpm <br />