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40586 Co. Rd. 21 <br />Haxtun, CO 80731 <br />June 3, 2007 <br />Mr. Thomas Schreiner /- <br />RECEIV <br /> <br />Environmental Protection Specialist ~ <br />E <br />[./ <br />Division of Reclamation, Mining and Safety /~~N ~ 72007 <br />1313 Sherman Street, Room 215 <br />Division of (te~ <br />y <br /> <br />Denver, CO 80203 , <br />t <br />Mining arm g~~• <br />RE: Larson Pit, Regular 112 Application Aet2g kAcV l~es~nnlr' <br />M-2007-012 C~ass~ Per,~)~- <br />Dear Mr. Schreiner: <br />The following responses have been prepazed for your 2nd adequacy review letter mailed <br />,,._, after your site visit on May 18, 2007. Responses aze shown after each point and aze <br />shown in bold. <br />6.4.4 EXHIBIT D - Minine Plan <br />1. The Division is agreeable to the applicant mining the site in three (3) distinct stages, <br />and mining through the existing intermittent stream channel (Sandy Creek) provided the <br />applicant will commit to the following measures: <br />• The entire boundaries of the north and south bank of the stream channel will be <br />clearly marked prior to excavation. <br />Mr. Larson will mark the intermittent drainage channel boundaries in each of the <br />three areas prior to the commencement of mining in that area. <br />• The operator will excavate the stream channel within each section first, and re- <br />establish the boundaries of the channel including north and south banks prior to <br />excavation in the surround in areas. <br />Mr. Larson will mine the intermittent drainage channel first in each area; the <br />second step will be mining outside the channel area, after channel boundaries have <br />been re-established. <br />Following excavation and re-establishment of the stream channel banks and <br />channel dimensions, the operator will conduct a representative cross-sectional <br />survey of the re-established stream channel to verify re-establishment of pre- <br />mising channel dimensions. <br />