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the Dam Safety Engineer, Colcrado State Engineers Office, ih~a ter Division 4 and appropriate affected parties. (C) Existing Forest Sex~/ice owned or permit *_ed surface improvements wi 11 need to be protected, restored or replaced to provide for continuance of current land uses. With specific regard to the Eruce Park Reservoir and dam, should structural damage result from mining-related activities, the lessee shall be responsible for damage repair and compensation to the injured party or parties. (D) The structural integrity of the coal in the chain and barrier pillars under Terror and Hubbard Creeks shall be designed and maintained for long term support. Backfilling or structural supports may be required to achieve long term support under the creeks and the structure upon retreat mining. A pillar stability analysis shall be used to design chain or barrier pillars for long term structural integrity where needed to protect surface resources. (g) Transportation of Coal. The lessee will have thirty (30) months from the date of lease issuance to obtain alternative means for transporting the coal from the mine to the rail loadout. After that date, no federal coal from the lease will be transported via truck on State Highway 133 with the exception of specialty coal and instances of force majeure. In cases of force majeure, the lessee must obtain approval of the authorized officer.. (hl Surface Disturbing Activities. Any surface disturbance related to installation of degasification boreholes, ventilation shafts, drill holes or any other surface-disturbing activity must be approved by the surface management agency. The lessee/operator will be responsible for soil preservation/protection and final reclamation, For reclamation that would require reseeding, a certified weed free source of seed would he used. The lessee will be responsible for controlling spread of, and eradicating noxious weeds. • li) Additional Stipulations for Forest Service Lands. (1} Mining that would cause subsidence will not be permitted under perennial portions of Terror Creek, Hubbard Creek and Dove Gulch. Further, mining that would cause subsidence will not be permitted within a zone under these drainages created by projecting a 25 degree angle of draw (from vertical) from the surface expression of the creeks down to the top of the coal seam to be mined. (2) Specific approval will be required for locating drill sites, degasification boreholes or ventilation shafts or any other surface disturbances (if they are needed) in areas of moderate geologic hazards and on slopes ranging from 40 to 60 percent. (3) Drill sites, degasification boreholes, ventilation shafts or any other surfaca disturbances will not be located on slopes in excess of 60 percent, or in areas of high geologic hazard. (4) No surface occupancy or use will apply to all wetlands, floodplains and riparian areas or. the National Forest. (5) With regard *_o protecting elk on the winter range during calving season, and minimizing surface damage, no surface use (exploration, drilling and development activity) will be allowed frorn December 1 to June i5. (6) if near road access is required for the construction of degasification boreholes or ventilation shafts, accesses will be obliterated. Until obliteration, all new access will be closed to the public. . (7) Lands contained michin this lease are subject to the Forest Service rnterim F.ule, Administration of the Forest Service Development Transportation System: Temporary Suspension of Road Cor.s truction and Reconstruction ir. Unroaded P_reas@; • _°ederal Register/Vol. 64. DTO. 25/Friday, February 12, 1999, pages 7290 through 7305. These lands will also be subject to the final road managemen~ policy o~hich will.be set within i8 months. Ido road construction will be allowed within the un-roaded area until the 1'c rest se r-/=ce adopts its revises road rnanagernent policy or 18 months from the effective date of this f;.aa1 it terim role, whichever i_ sooner. ..