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• <br /> CONTRACTORS <br /> ENGINEERS <br /> DEVELOPERS <br /> MORRISON-KNUDSEN COMPANY, INC. <br /> EXECUTIVE OFFICE <br /> TWO MORRISON-KNUDSEN PLAZA <br /> P.O.BOX 7808/BOISE,IDAHO 83729/U.S.A. <br /> PHONE:(208)345-5000/TELEX:368439 . <br /> December 5, 1979 <br /> Mr. Keith Kirk <br /> Office of Surface Mining <br /> 1431 Stout Street <br /> Denver, Colorado 80802 <br /> RE: Final. Report - Drainage Control-Haulage Roads, Coal Basin Mines, Pitkin <br /> County, Colorado. Project 1097-13 (0437-103) . <br /> • Dear Mr. Kirk: <br /> Attached please find seven (7) copies of the final report on Drainage Control <br /> Structures for the Coal Haulage Road System at Mid-Continent's coal operation <br /> in Coal Basin, Pitkin County, Colorado. <br /> Please call if you have any questions. The number is (208) 386-6531, <br /> Sincerely, <br /> Ellery H. Wilson, PE <br /> EHW/gk <br /> • <br /> 4 <br /> it - <br />