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<br />energy fuels mining company <br />III IIIIIIIIIIIIIIII <br />999 <br />one tabor center • swte 2500 <br />721 seventeenth street • tlenver, coloratlo 802D2 <br />April 26, 1989 <br />Mr. James C. Stevens <br />Mined Land Reclamation Division <br />215 Centennial Building <br />1313 Sherman Street <br />Denver; CO 80203-2273 <br />~3D3)623-8317 <br />twx 970-93 12561 <br />~~ r-J <br />_ ~_ <br />/~'=R 28 1989 <br />!~ECLnr,?ATfo,V D1V!$ION <br />_ :~. Re:_Energy Fuels Mininq Company -.Raton Creek Mine Technical <br />xx--~'~••= - -:.~ Revision for Drainage Control and Diversion Structures at <br />"' the Refuse Disposal Area <br />Dear Mr. Stevens: <br />Accompanying this letter are three (3) complete sets of permit <br />revision materials for a revision to the approved permit (Permit <br />No. C-82-055) for the Energy Fuels Mining Company's Raton Creek <br />Mine. The permit revision addresses changes to the drainage <br />control and diversion structures associated with the refuse <br />disposal area, specifically, Diversion Ditch No. 1, Diversion Ditch <br />No. 2 and the Refuse Sediment Collection Ditch. <br />These drainage structures were originally designed to safely <br />,..pass surface runoff from the 10-year, 24-hour storm event. The <br />revised designs contained in this permit revision submittal have <br />- >{ upgraded the diversions and sediment collection ditch to safely <br />~;; pass the 100-year; 24-hour event in reference to Colorado Rules <br />_;->4.10.3(2), and 4.09.2(7). <br />The permit revision has been formatted such that it can be <br />.~~-d~~v~added. to ,. the approved Energy Fuels Permit Application Package <br />-~ (PAP) ._. .:. Revised PAP information follows the same format as the <br />. original.: ,, Energy Fuels Permit Application and will replace or be <br />~'"~'~"inserted ~ in .. the'" PAP as appropriate. For reference and to <br />iti <br />facilitate~.proper,~ placement in the PAP, all permit revision <br />materials.,~are~,listed with appropriate placement instructions in <br />AtEachment~A;ito}this:transmittal.. <br />~ G. . <br />