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ATTACHMENT I <br /> STATE SPECIAL CONDITIONS <br /> PROPOSED DECISION <br /> Coal Basin Mines <br /> Condition No. 1 <br /> PRIOR TO REACTIVATION OF MINE NUMBER 4, THE PERMITTEE MUST CONSTRUCT THE <br /> SEDIMENT PONDS, AS DESIGNED, ON THE SOUTHEAST SIDE OF THE MINE NO. 4 BENCH. <br /> Condition No. 2 <br /> WITHIN 30 DAYS OF PERMIT ISSUANCE, THE PERMITTEE MUST REVISE THE SEDIMENT <br /> CONTROL PLANS FOR THE THREE PROPOSED SEDIMENT PONDS AT THE SITE OF THE NEW <br /> COAL PROCESSING WASTE EMBANKMENT. THE PLANS MUST BE REVISED TO INCLUDE A <br /> NON-CLOGGING, GATED DEWATERING DEVICE LOCATED DIRECTLY ABOVE THE MAXIMUM <br /> STORAGE LEVEL OF EACH POND. <br /> Condition No. 3 <br /> WITHIN SIX MONTHS OF PERMIT ISSUANCE, THE PERMITTEE SHALL SUBMIT TO THE <br /> DIVISION CERTIFICATION FROM A REGISTERED PROFESSIONAL ENGINEER, ATTESTING <br /> THAT THE SEDIMENT PONDS PRESENTLY CONSTRUCTED HAVE BEEN BUILT AS <br /> DESIGNED. CERTIFICATION OF THOSE PONDS YET TO BE CONSTRUCTED MUST BE <br /> SUBMITTED IMMEDIATELY FOLLOWING CONSTRUCTION. <br /> Condition No. 4 <br /> BY FEBRUARY 1, 1984, THE PERMITTEE SHALL SUBMIT AN ACCEPTABLE PLAN FOR <br /> SEALING THE ROCK TUNNEL ADITS. THIS PLAN SHALL CONTAIN, AT A MINIMUM, <br /> SPECIFICATIONS FOR SEALING THE PORTIONS OF THE ROCK TUNNEL THAT CROSS THE <br /> COZZETTE, ROLLINS, AND MIDDLE SANDSTONES TO PREVENT FUTURE MIXING OF <br /> WATERS IN THESE AQUIFERS AND SHALL INCLUDE SPECIFICATIONS FOR SEALING THE <br /> ADITS TO PREVENT GROUND WATER FROM FLOWING FROM THE ROCK TUNNEL ONTO THE <br /> SURFACE. <br /> Condition No. 5 <br /> PRIOR TO ANY DISTURBANCE AT THE PROPOSED COAL PROCESSING WASTE DISPOSAL <br /> AREA, WITH THE EXCEPTION OF THE SITE ACCESS ROAD, THE PERMITTEE MUST <br /> SUBMIT AND RECEIVE THE DIVISION'S APPROVAL OF A COMPREHENSIVE TOPSOIL <br /> SALVAGE AND REDISTRIBUTION PLAN. THIS PLAN MUST BE BASED ON SITE-SPECIFIC <br /> SOIL DEPTH INFORMATION AND SOIL ANALYSES. AT A MINIMUM, ONE SITE PER SOIL <br /> TYPE MUST BE SAMPLED AND ANALYZED. SAMPLES MUST BE TAKEN BY HORIZON OR <br /> TWELVE-INCH INCREMENTS, WHICHEVER IS SMALLER, TO A MINIMUM DEPTH OF FOUR <br /> FEET. IN ADDITION, AT LEAST THREE SOIL DEPTH VERIFICATION SITES MUST BE <br /> SAMPLED WITHIN EACH SOIL TYPE TO A MINIMUM DEPTH OF FOUR FEET. <br /> -17- <br />