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<br />„hat assumptions are made by the applicant in determining the cosy <br />esti~natz~? The Uivision ~nus~ estimate a bond figure based on contractor <br />prices anu industry standard estimating manuals. The references used in <br />caiculatiny the costs roust be referenced. Exactly what disturbances and <br />how many acres are included in the estimates? The bond shoulrJ b2 base) on <br />the worst case disturi,ance during the 5-year permit tenu. what equipment <br />is proposed to do the reclamation work? Structure removal, bui]dings and <br />ponds must be broken down by structure and the process by which the <br />structure will be re~uoved. For instance, the silo will be blasted, <br />Ch~refore, the cost of explosives ar~rJ any additional safety precautions <br />anu labor should be included in the cost, Bass balance calculations are <br />necessary showing the volume of material to backfill and grade each area <br />and the distance required to move tf~~9 material. The storage loca~ion o. <br />uie fill ~uateri%rl should hu clearly ~n•rrked. The length of ro.,ds Co be <br />recl~i~ucu is needed. IJclailed labor ~.usts fur edCli job ;~cr°formed i•> <br />needed. T,u Uivision uses Means ISuildiny Construction Cost Uata, ly;t3 <br />billing rate. <br />Toe information requested above indicates the detail the Uivision nee~s in <br />order to determine the bond amount. Each phase of the reclamation clan <br />must be discussed and accompanier! with detailed cost estimates. <br />XVII. SENLING OF DRILL I1ULE5 HIJJ UIJUERGRCUt~D OPE~IPIGS - RULES 4.17.3 and <br />2.115.4 2) gl <br />~TiPU'_FTIUi15 - <br />Tnese concerns could be stipulated as conditions to the permit. <br />Empire Energy Corporation iras not provided sufficient information for the <br />Division to determine if the portals will be sealeu in accordance with <br />Rule 4.17.3. The applicant refers, on pages IV-74 and IV-75, to possible <br />rr.ethods for• sealiny the mine portals. However, nowhere in the application <br />toes Emf,ire E~:,eryy Corporation commit to specific designs for sealing of <br />w:aeryrouna r_;,eninys. Each portal seal shall be properly designed and <br />documented ~vlithin the permit application. <br />Hlthouyh drill hole sealiny ~nethodoluyy, as presenter) in section 4.L.fS on <br />page IV-103 of the application, is adequate, insufficient information has <br />been provided on where these methods will be used. Throughout the <br />application, there are re Fe rences to bore holes, wells and other <br />underground openings. For example: a) borehole user) for puna;ing fr.i:l <br />underground, p. P1-Ll, o) dayliyhtiny operation, p. IV-49, c) rock dust <br />tanks, o. I!'-2D, d) monitoring ~.vells, and e) mine de:ratering bor~hoies, o. <br />:.-35. Ir. so :.e cases, ~hese openings are quite large ar.u ir, critical <br />areas, i.e., the mine de:rateriny borehules are 2U inches in uia~:eter, o~~ <br />feet in ..epth, anu are +rithin the lU0-year flood plain. Therefore, lira <br />applicant shall pr'uvide the locations and reclamation methods. <br />