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<br />J. Dillie <br />August 18, 1995 <br />Page 2 <br />~I <br />Stipulation No. 03 ~~ <br />FOR THE PURPOSE OF BOND CALCULATION, BMRI WILL REPORT TO THE DIVISION <br />THE VOLUME OF WASTE ROCK TO BE REMOVED FROM THE WEST PIT I THE <br />GEOCHEMICAL TEST RESULTS INDICATE THERE IS REASONABLE POT TIAL THAT <br />THE BACKFILLED WASTE ROCK WILL HAVE AN ADVERSE AFFECT ON OUNDWATER <br />QUALITY. DMG CONSIDERS REMOVAL OF BACKFILL THE WORST CAS£~ COST FOR <br />BONDING PURPOSES. <br />BMRI will report the volume of waste rock placed into theest Pit on <br />a monthly basis. Accurate volumes of this amount are cal lated at <br />the end of every month. Please allow a week for this volu e to be <br />verified and then reported to the Division. Only an esti ated volume <br />is available for July 24 to July 31. This estimated volu e is 79,425 <br />tons. <br />I <br />Stipulation No. 04 <br />BMRI WILL COMMIT TO PLACING A LIFT OF SANTA FE ALLUVIAL TERIAL <br />WITHIN THE GROUNDWATER TABLE FLUCTUATING ZONE OF THE BACK ILLED PIT <br />AND COMPACT THE LIFT PURSUANT TO COMPACTION REQUIREMENTS F TR-18. <br />BMRI has agreed to this stipulation, <br />Stipulation No. OS I~ <br />BMRI WILL SUBMIT A RESPONSE TO THE DIVISION WITHIN 30 DAYS OF THE DATE <br />OF' THIS CONDITIONAL APPROVAL AliliRES3iiv'v' THE 1SoLTE Or' S[,Z2Fi=li'c, ;;i::~I~.AGE <br />LEAVING THE WEST PIT AREA. WILL THE SURFACE FLOW FROM STO EVENTS <br />AND/OR SNOWMELT BE DIRECTED TO THE RITO SECO DRAINAGE? IF SO, WILL A <br />CULVERT BE INSTALLED UNDER THE COUNTY ROAD? IF NOT, WHER WILL THE <br />FLOW GO? <br />Surface flow from storm events and/or snowmelt will not b directed to <br />the Rito Seco drainage. <br />As discussed in TR-018 Permit Modification: West Pit Partjial <br />Backfill, D.3.2.3 and E.2.1, the backfilled area of the it will be <br />graded at a nominal 1.0 percent slope to drain to the sou h and <br />southwest. Control of erosion will be accomplished in pa t by the <br />