2008-08-18_REVISION - C1981022 - Laserfiche WebLink

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'1, C-1981-022 - Elk Creek Mine RN-05 Preliminary Adequacy Review 18-Aug-2008 Page' 3 of 4 survey will need to be performed for this permit renewal using the current list of threatened and endangered and candidate species for Delta County and Gunnison County. If a new T&E survey is performed, the Division will forward it to the OSM and they may send it to the US Fish and Wildlife Service for a Section 7 consultation. Failure to include candidate species could result in mine closure if the species is listed in the future. The US Fish & Wildlife Service T/E species list can be found on the internet at: http://www.fws.aov/mountain-prairie/endspp/Couniylists/colorado pdf The Colorado Division of Wildlife T/E species internet site is at: http://wildlife.state.co.us/WildlifeSpecies/SpeciesOfConcem/ThreatenedEndangeredList/ Rule 2.10.1(3) 0.1Q_: Maps 13. There have been a couple of lease modifications changing the permit boundary. Please review and update, as necessary, all maps showing the permit boundary to indicate the current boundary. Rule 3.02.2(4) - Performance Bond Updates 14. The Division is required to review the amount of the bond for a permit area at permit mid-terms and at permit renewal. The attached cost estimate has been completed for the Elk Creek and Sanborn Creek Mine's Permit Renewal 05. The estimate is 100 tasks (a summary sheet and tasks 00a-130) and represents anew liability of $4,008,068.00. This new liability is an increase of $134,745.00 over the current liability of $3,873,914.00 and an increase of $96,022.00 over the current bond held of $3,912,042.00. This estimate is an update of costs since the 2006 Midterm Review, dated 11 April 2006. Additionally, all the reclamation cost estimates for the Minor Revisions and Technical Revisions that have been approved since the 2006 Midterm Review have been updated and included in this estimate. These Revisions include MR-78, 79, 80 and 81 and TR-54, 56, 57 and 58. The increase in the mine's liability is due to equipment and material cost increases since the last reclamation cost estimate calculation. No other inputs have been changed. The following chart shows the equipment and riprap cost increases that contributed to the increase in liability. Item Cost RN-05 Cost 2006 MTR Cost Difference Hourly D9R Dozer $ 207.53 $ 94.45 $13.08 Hourly 637E Scra er $ 313.18 $ 288.53 $ 24.65 Hourly 330C Excavator $139.63 $124.74 $14.89 Hourly 14H Grader $ 116.18 $106.92 $9.26