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<br />~~ <br />United States Department of the Interior <br />OFFICE OF SURFACE MINING <br />Reclamation and Enforcement <br />BROOKSTOWERS <br />1020 157 R STREET <br />f)ENVER,COLORADO 80202 <br />AUG 0 ~ 2 1983 <br /> <br />Dr.•David C. Shelton <br />Colorado Mined Land Reclacoation Division <br />423 Centennial Building <br />1313 Sherman Street <br />Denver, Colorado 80203 <br />Deat Mr. Shelton: <br />r~~ ~ <br />1':4ltJf:U ~ [:.f•.!n l1L.ClF,PAttTlOFJ <br />Colo. Dept. of ~!alural Resources <br />We have reviewed [he proposed permit area boundary change and the <br />associated changes in mining sequence for the Oft. Gunnison Mine <br />No. 1. Prior to approval, OS41 would like to see a justification <br />for delaying mining•of the subsidence test panel until 1986 and an <br />explanation as to how this will affect the subsidence baseline data <br />available at the time of repermitting. <br />If you have any questions, feel free to contact Steve Parsons or <br />Floyd Johnson of my staff. <br />Sincerely, <br />Alen D~ - 1 <br />Administrator <br />Western Technical Center <br />cc: Robert Liddle, CO MLRD <br /> <br />