2012-11-05_REVISION - C1982056 (5)

Home Browse Search

October 2012 Twen Coal, LLC * Phase I Liability Release Application ♦ Page 2 2.1 PHASE 1 BOND RELEASE AREAS 2.0 PHASE 1 BOND RELEASE REQUEST Phase 1 partial bond release is requested for the following mine disturbance areas, which are no longer needed to support ongoing or anticipated future mining operations, and which have therefore been reclaimed: • Eastern Mining District (EMD) /9 -Right Ventilation Shaft Installation (2.8 acres, 2009- 2010) • 18 -Right Intake Shaft Installation (Pad only - 1.8 acres, 2009 -2010) • Fish Creek Tipple Facility (9.6 acres, 2011 -2012) • Middle Creek Soil Material Stockpile (0.13 acres, 2011 -2012) The requested Phase 1 partial bond release is for completion of facilities demolition, shaft sealing, final backfilling, grading, and drainage control in compliance with the approved reclamation plan and in accordance with applicable provisions of Rule 3.03.1(2)(a). The proposed Phase 1 partial bond release areas are delineated on Map 1. The proposed bond release areas do not include any alluvial valley floors, croplands, or prime farmlands. 2.2 DOCUMENTATION OF RECLAMATION STATUS Phase 1 partial bond release is requested for the 5.6 acres associated with the EMD and 18 -Right shaft installations, reclaimed during 2009 -2010, and for the 9.7 acres associated with the Fish Creek Tipple Facilities and Middle Creek Soil Stockpile reclaimed during 2011 -2012. Current reclamation status for the proposed Phase 1 partial bond release areas is documented by CDRMS inspection reports for the years 2009 through 2012; and the 2010 and 2011 Foidel Creek Mine Annual Reclamation Reports, provided as Appendices B and C. 2.3 SEDIMENTATION POND RECLAMATION AND RETENTION TC has retained the sedimentation control structures for the Fish Creek Tipple to provide ongoing sediment control until such time as final Phase 3 Bond Release is obtained for this area. The EMD and 18 -Right shaft installations utilize Alternative Sediment Controls, which have also been retained, to provide runoff and sediment control during the reclamation liability period. 2.4 CONSISTENCY WITH APPROVED RECLAMATION PLANS Reclamation of the EMD and 18 -Right shaft installations included facility demolition and removal, and plugging and sealing of the shaft openings, in accordance with the approved reclamation plans (Appendix A). Reclamation of the Fish Creek Tipple Facilities included facility demolition and removal for the remaining coal - handling and loadout facilities, except for the railroad spur, substation, and fences. Completion of reclamation for all of these areas also included final backfilling, grading, retention or establishment of drainage controls, and soil material replacement and re- seeding in compliance with the approved reclamation plans and in accordance with applicable regulatory provisions. 2.5 DETERMINATION OF PARTIAL BOND RELEASE AMOUNT The determination of the partial bond release amount is based on the calculated reclamation liabilities (10/13/10 CDRMS Mid -Term Review Bonding Calculations, and 10/09/08 Permit Renewal Bonding Calculation Details) associated with the individual reclamation tasks that have been completed for the identified partial bond release areas. These calculated liabilities are