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RECEIVED <br />Division of Minerals 8 Geology <br />RE1'OR'p of ~xAruxAT~ca~s cf »aa. <br />Coal Iaase Denver 052501 <br />Clark Coal Co, <br />'mac-`-~f ~' / <br />456 Atety Customhouse <br />-enver 2, Colors do <br />May 9, 1958 <br />1957 ~+d Marsh 2b, <br />A prior examination for which a report was written vas made <br />duly 2'~, and maps extended to Oct. 2, 195? have beeA submitted. <br />Ia the Period between these examisastions, the alsat santriea <br />in the J3 seam have been advanced to the barrier pi].lsar.and stopped, <br />and the mobile loading and Dotting equipment transferred to the <br />gd cad 4th t~K entries C seam. A mak raise driven from the B seam <br />opens into the C seam, at the first crosscut between the 3d and <br />4th inby station 2~5, From here these two entries have been driven <br />ae 700' by use ctf a doy loader and shuttle ear, the coal being <br />larded into pit ears in the B sear$ through the reek,raise. These <br />entries have been drives i6' wide cad $ roams on 6(J~ centers have been <br />DECked. <br />Whsn these entries ate driven to the boundary, a conveyor belt <br />will be 3neta1led in the 3d SE and the rooms driven on the retreat by <br />use of the mobile equipment. <br />A agal section measured in the face of the ~ BJs: entry Na, 8 Roam <br />C seam showed, l'0 Qf tap opal, and b'fi" 03 coal being mined. Irreg- <br />ular J.ensea of high ash coal occur aaear the top part of the seam. <br />This call eehiis salable ,twhen crushed is elimina~+ed" Prism the loop anal <br />by hand picking cad is bring stared to be crushed at a later date.. <br />All mine workings were well rockdusted, ventilated and timbered. <br />'PYse lessee's production records weie checked through the 4th <br />quarter, 1957, and his reports were found eorr~Bt. <br />During 1957, this mine worked 112 days with an average sap J.J. men <br />emplayed and it produced 15,154 tone of coal without alast-time accident. <br />The greater part of t is coal vas marketed Dy rail shipment. <br />Kirk Y. Cammack <br />Mining &nginser <br />