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• <br />Ali ro a C. <br />LARRY E. O'BRIAN 7985 VANCE DRIVE, SUITE 205A <br />FOUNDER ARVADA, COLORADO 80003 <br />STEVAN L. O'BRIAN 303 - 423 -7297 <br />PRESIDENT �.., FAX 303 - 423 -7599 <br />REC, <br />December 2, 2014 <br />Mr. Tyler O'Donnell <br />Division of Reclamation, Mining & Safety <br />1313 Sherman St., Suite 215 <br />Denver, CO 80215 <br />Dear Tyler; <br />RE: Albert Frei and Sons, Inc. <br />Hatchery Pit - M- 2014 -043 <br />Adequacy Review 02 <br />DEC 04 2014 <br />DIVISION OF RECLAMATION <br />MINING AND SAFETY <br />o i (; loV ArL <br />On behalf of my client Albert Frei and Sons, Inc., I am responding to your second <br />adequacy review letter dated November 24, 2014. 1 have included your review points that need <br />to be addressed in the order presented so the questions and answers will be in the same <br />document for easy reference. <br />6.4.3 EXHIBIT C - Pre - mining and Mining Plan Map(s) of Affected Lands <br />3) Please see the attached memo from DRMS's Staff. The response to the memo may address <br />this adequacy item, DRMS will notify the Applicant /Operator if any inadequacies remain after <br />reviewing the response to DRMS's memo. <br />�� amn from r1I2 N4Q'c Cto +f The resp nse to the memo may addreoc <br />♦ �..�v J��. �... ♦ w Vi.. <br />Me-n w. Jet+ 11V ur� . .. ' It �. -.+a <br />this adequacy item, DRMS will notify the Applicant /Operator if any inadequacies remain after <br />reviewing the response to DRMS's memo. <br />5) Please see the attached memo from DRMS's Staff. The response to the memo may address <br />this adequacy item, DRMS will notify the Applicant /Operator if any inadequacies remain after <br />reviewing the response to DRMS's memo. <br />Map Exhibit C -1 will be revised to show the new mining setbacks in Phase 1 & 2 and <br />adding the revised location of the slurry wall in Phase 2 based on the results of the <br />Geotechnical Analysis revision. <br />6.4.4 EXHIBIT D - Mining Plan <br />9) In general, the response was adequate, however DRMS believes that groundwater monitoring <br />needs to occur for at least a year and a quarter before mining operations affect the alluvial <br />