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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 /> Location L ft. a ft. Q gpm <br />East Side Williams Fork River 790 250 45. <br />West Side Williams Fork River 790 250 45. <br />East Side Yampa River 790 250 45. <br />West Side Yampa River 790 250 45. <br />• TOTAL 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 L ft, a ft. Q gpm <br />East Side Williams Fork River 80 250 1 <br />West Side Williams Fork River 80 250 1 <br />East Side Yampa River 80 2500 0 <br />West Side Yampa River 80 2500 0 <br />~; TOTAL 2 gpm <br />