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<br />999 `'~ <br />PEABODY COAL COMPANY I <br />ROCKY MOUNTAIN DIVISION <br />10376 EAST HARVARD AVENUE <br />SUITE 400 <br />DENVER. COLORADO 80231 ryry~~~~ 1~ <br />(3031 33 76 B03 I~.j)~~j~~ ~~~ <br />July 22, 1983 If ~ n~ye,. <br />'~ ~ ~ i983 <br />ColloVpD LAND RECL[~f~pTIQN <br />Ms. Sandra L. Emrich, Reclamation Specialist pt. of Natural Resources <br />Colorado Mined Land Reclamation Division <br />Colorado Department of Natural Resources <br />423 Centennial Building, 1313 Sherman Street <br />Denver, Colorado 80203 <br />RE: Annual Embankment Inspection <br />Stipulation 17 to Permit No. C-005-80 <br />Dear Ms. Emrich: <br /> <br />Stipulation 17 to Permit No. C-005-80 is as follows: <br />"The embankment must be inspected annually, or within 10 days following any <br />storm whose backwater elevation exceeds the elevation of 6941.1 feet above <br />sea level (10-year, 24-hour maximum storm event's projected backwater <br />elevation), by a qualified Geotechnical Engineer or Engineering Geologist. <br />A letter of certification containing the results of the inspection must be <br />submitted to the Division within two weeks following the inspection". <br />In accordance with this stipulation, I, Curtis M. Belden, Colorado P.E. <br />17274, have inspected the subject embankment on July 18, 1983 and do <br />herewith submit my report of findings: . <br />I. Chronology <br />A. July 14, 1981: F.M. Fox and Associates submitted a report <br />on their geotechnical slope stability investigation of the <br />embankment. The report concluded that the embankment was <br />stable with a minimum static safety factor of 1.52. The <br />report also recommended revegetation and inspections. <br />B. September 23, 1981: Colorado Permit No. C-005-80 became <br />effective. <br />C. Fall 1981: The embankment was hand seeded in compliance <br />with Stipulation 16 of Permit No. C-005-80. <br />