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~~ <br />~r~i <br />Terra Matrix <br />May 17, 1996 <br />Mr. ]ce Dudash <br />Division of Minerals and Geology <br />1313 Sherman Street, Suite 215 <br />Deaver, CO 80203 <br />RE: Hayden Gulch Mine, Permit No. C-80-003 <br />Documentation ofOSM submittals for Technical Revisions <br />Dear Mr. Dudash: <br />ncl^.FIVED <br />f1AY 2 (~ 1996 <br />:~. <br />p,.,,,,,;u ut MuletdlS 8 lieoloc;; <br />Enclosed, please find dceumentation that Hayden Gulch Coal Company (HGCC) has submitted one copy, in their <br />final form, of Technical Revision No. 62 (TR-62), Revised Shrub Density Standard and Technical Revision No. <br />65 (TR-65), Riprap Demonstrations to the Office of Surface Mining, Western Regional Coordinating Center. <br />The documentation package consists of: <br />A copy of the cover letter which accompanied TR-62 and a copy of the certified mail receipt for <br />the package, and <br />A copy of the cover letter which accompanied TR-65 and a copy of the certified mail receipt for <br />the package. <br />Tn addition, please find the final form of TR-62 for inclusion in the Division's permit document. <br />Please give me a call if you have any questions. <br />Sincerely, <br />TerraMatrix Inc. <br />~Lf~.~~-.._ -_ <br />Michael Neumann <br />Senior Scientist <br />]CW <br />enclosure <br />ce: Bob Medler - W.R Grace <br />John Weinman - TerraMatrix (w/o enclosure) <br />Project File <br />Engineering E Envlronmenml Servires <br />P.0 Box r/ioi8 <br />ii75 Pine Grove Road <br />Aeamboat Spnngs, Colorado DwA <br />Phone g7o 879 /.•fw Fax 97o.B7q.gcy8 <br />Steamboat Spring Denver Fort Collins Seattle Santiago <br />