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• <br />Mining Ot6ce 303 247~Ot t8 <br />Exploration Re:itlence 247-3560 <br />,Engineering FRED M. ..IDFitVSDN,c.P.G. <br />GEOLOGIST <br />P.O Bo[?t62 <br />DURA~rGO. COi ORAUO 6t30t <br />Serternber 19, 183 <br />T0: 1Jational }:ing Coal, Inc. <br />SUBJECT: quarterly Subside:~ce t`onitor_ng, Third ,;uart.er 1963. <br />1) The third quarterly visual inspection for subsidence, Kir.g Coal Pine, <br />La ?lata County, Colorado was .*.+ade cn Septe:*.ber 12, 1983. ~~ <br />2) The inspection party included Fred M. Johnson, geologist, Tom Brooks, <br />~. hydrologist and Clifford Schmid, land surveyor. <br />fracture several hundred feet long and 0.15' to 1.Or wide has <br />in NW ,r-,, SB ~, Nd 4f Section 32, T 35 id, R 11 W. Direction varies <br />from N G3° to N 70° 4l. <br />4) No settling can be detected visually and the fracture is rapidly fill- <br />ing with silt, <br />5) The fracture will be plotted by survey as will be the surve~r monitoring <br />stations, This will aid in c~ir:e blann.ing, as it is assumed that additional <br />parallel fractures will form to the sotathwest, <br />6) The surface above both old i~rorkings and the netr lease area was inspected, <br />7) The purpose of this inspection was to meet requirements established by <br />the Colorado Mined Lard reclamation Division for quarterly visual monitor- <br />ing for subsidence, <br />- Fred Af. Johnsoh;~C.F.G. <br />F'NIJ~t j <br />