2011-10-11_REVISION - M1981185 - Laserfiche WebLink

Home Browse Search

Mr. Wallace H. Erickson Response to September 28, 2011 Cazier Memorandum October 11, 2011 Page 8 Adequacy Issue No. 10. The applicant has committed to resolving this adequacy issue. However, they have not committed to addressing this adequacy issue in a TR or AM. Please provide a written commitment to resolve this adequacy issue via the TR or AM process. The revised side slopes and velocity for this adequacy issue presented in the subject response letter shall be included in the revised future submittals. Response to Adequacy Issue No. 10. Wildcat will add the following work plan after the second bullet in the Chief Operational Area at Page 7 of Exhibit 6.5, and will substitute this language for the two paragraphs in the "Chief Drainage Channel Design" section at Page 4 of Attachment D- 4: DEN 97,629,168v1 10 -11 -11 • Wildcat proposes to obtain geotechnical and geologic engineering data and to prepare a design for the Chief Drainage Channel. Specifically, Wildcat will perform the following: o Obtain survey data for the entire area impacted by mine debris. o An engineering geologist will perform a detailed evaluation of the site including reviewing existing survey data, geologic data and a detailed site reconnaissance to develop a strategy for design of the reclaimed Chief Drainage Channel. o Prepare revised Chief Drainage Channel design to modify Exhibit 6.5 and Attachment D -4, showing removal of all historic mine debris from the Channel, and submit to DRMS for review and approval through the Technical Revision or Amendment process. o Upon approval, implement revised Chief Drainage Channel work plan. o After completing reclamation of Chief Drainage Channel, drill test borings to 20 feet or refusal at locations identified by an engineer /geologist during a site visit. An engineer /geologist will log the borings and obtain relatively undisturbed, bulk samples of the materials GREENBERG TRAURIG, LLP B ATTORNEYS AT LAW r WWW.GTLAW.COM