Laserfiche WebLink
requirements for all other surface mines in Colorado. <br />3. Rule 2.05.3(6)(a)(iv) requires permit application packages to contain a description of the <br />types, capabilities, sensitivities, and locations of blast monitoring equipment and <br />procedures to be used. The Trapper Mine permit application package currently does not <br />contain this information, but now should. <br />Please include in the permit application package a description of the types, capabilities, <br />sensitivities, and locations of any blast monitoring equipment and procedures for its <br />use. <br />This information could follow the new sentence regazding Trapper's commitment to <br />conduct monitoring of every blast. <br />4. Rule 2.05.3(6)(a)(v) requires permit application packages to contain a description of plans <br />for recording and reporting to the Division the results of all required pre-blasting surveys. <br />The 2004 Vibra-Tech study identified a "Davis Residence" monitoring site and a "Coy" <br />monitoring site.. Table 3.4-1 of the Trapper pemut application package, entitled "Pre-blast <br />survey information for residents and owners of dwellings situated inside of and within one- <br />halfmile beyond the Trapper mine permit boundary", does not contain information <br />regazding the Davis Residence or the Coy property. <br />Please update Table 3.4-1 of the Trapper permit application package as necessary to <br />reflect current residents and owners of the structures of concern. <br />5. Rule 4.08.5(11) requires blast records to describe the total weight of explosives used per <br />hole. The Trapper permit application package states only that the "types and total weight of <br />explosives" will be recorded. <br />Please revise "Line 9" on page 3-36 of the Trapper permit application package that <br />currently reads "Types and total weight of explosives used" to read "Types of <br />explosives used, and total weights of explosives used per hole." <br />6. Rule 4.08.5(18) requires blast records to describe the reasons and conditions for each <br />unscheduled blast. The Trapper permit application package does not contain a commitment <br />to include this information in the mine's blast records. <br />Please add a "Line 18" to page 3-36 of the Trapper permit application package that <br />reads "Reasons and conditions for each unscheduled blast". <br />Ground Water Points of Compliance <br />7. Rule 4.05.13(1)(b) requires formal establishment of ground water points of compliance for <br />a coal operation which, in the judgment of the Division, has the potential for negatively <br />Trapper Mine Page 8 6/29/2005 <br />Midterm Review <br />