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provide a weed control phut to he implemented in the event of a noxious w-eed problem <br />on site. 1-his plan should he developed in consultation with the county extension <br />agency, or weed control distnct oflice, and should include specific control measures to <br />be applied, a Sl'hl'dUIC Of N'hen Ott l-OmIOI mC3Sllrl'S will be applied, and apunt-spray <br />monitoring pl;ut. FULLY' .4DDKESSED <br />Rule 6.4.12 Exhibit L_.Rexlamation Costs <br />23. Since ground water is already exposed in these pits, the Operator will not he eligible <br />for the 20 percent slum• wall bonding option until after the slurry wall is installed. A <br />100 percent slurry wall bond will be reyuircd upon approval of the arttendment. <br />Pursuit of the 20 percent option may not provide a significant linancial advantage. <br />depending on the timing of the leakage rate test to he conducted ti~llowing installation <br />of the slurry wall. If the (lpera[or anticipates lag lime between construction of the <br />slurry wall and conduct of the Icak test (note that a mininnmt 90-tiny leak test trnn is <br />rcyuired by the State F:ngincer) it may be advisable to reduce the bond eluting the lag <br />period. Bear in mind that once the Irak test is completed, and the State F:nginecr has <br />accepted the results, DMG will release the slurry wall bond in its entirety. l.'nlcss the <br />Upcrator chooses to pursue the 20 percent option, relatively minimal design <br />information, specifications, and yuality assurance detail is reyuircd in this :unendntent <br />application. To he eligible for the 20 percent bonding option following slurry wall <br />installation. DMG must have a high degree of assurance that the slurry wall will meet <br />the State Engineer's pcrlonnancc standard. This assurance is provided through <br />inclusion of design documents, plans and specifications, yid a yuality assurance <br />program as enforceable components of the reclamation permit. The factors that must <br />he addressed in the reclaration plan include the design of the slurry wall (including <br />construction plans and appropriate drawings), technical speciliruions. construction <br />yuality controL'constntrtion yuality assurance ICQA- and a linal construction report <br />including the CQA fsngincrr's ccrtiticalion. F'l1LLY AUUfiGSSI:D <br />Rule 6.4.13 Exhibit M- Other Pernrits and Licenses <br />24. Plc:tse inform the Division if the following pemrits arc necessary: Air Pollutant <br />limissiun Votice (:\PEN) and Storm W'atcr Management Permit (SW!~1P1 through <br />Colorado Department of public llealilt and the Em irorunem (CDPI11'). If these pem)its <br />arc necessary, please rccisc Exhihit M. FULLY ADUK({SSIiU <br />Itulc 6.4.19 Ex__hihit S_Prnnanent ~4an-made Strucutres <br />25. It appears that the cunstnrction of a slurry wall around the: Siegrist Construction ponds <br />will cross a number of gas.'oil lines on the property. The operator will need to <br />demonstrate thal such gas,'oil linos will be stable with the ronstructiun of the proposed <br />slurry walls in the fi~nn of an engineering evaluation, ur provide a notarised agreement <br />Isom the owners of the structures and Sicgrist Construction ('ompan}' that ntccts the <br />rcyuiremcnts of Kulc 6.4.19 and Section 34-32.5-I IS(4)(c), ('.K.S. 1'tease he aware <br />that if :my of the gas~'oil lines need to hr relocated as a result of the mining and <br />reclamation operation, then a notarised agreement bchvccn the operator and the otaner <br />