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-2- <br />8. PRIOR TO THE DEVELOPMENT OF MAINS AND SUB-MAINS BENEATH TXE ALLUVIAL BODY <br />OF RED WASH, THE APPLICANT MUST SUBMIT THE INFORMATION REQUIRED BY SECTION <br />2.06.8(4) OF THE COLORADO REGULATORY PROGRAM, ALONG WITH A PLAN TO ENSURE THAT <br />THE PERFORMANCE STANDARDS AND MONITORING REQUIREMENTS OF SECTION 4.24 ARE <br />MET. THIS PLAN MUST ADDRESS TXE ANALYSIS OF SUBSIDENCE MONITORING DATA <br />COLLECTED TO DATE. MINING BENEATH THE ALLUVIUM OF RED WASH SHALL NOT COMMENCE <br />UNTIL THE SUBMITTALS ARE APPROVED BY THE REGULATORY AUTHORITY. IT IS ALSO <br />RECOMMENDED THAT THE APPLICANT MEET IN ADVANCE WITH THE REGULATORY AUTHORITY <br />REGARDING THE PLANNING OF THE STUDIES REQUIRED BY SECTION 2.06.8(4). <br />9. THE APPLICANT MUST ALSO SUBMIT, AS PART OF THE PERMIT APPLICATION, <br />WRITTEN DOCUMENTATION AS TO THE NATURE OF THE REGIONAL IRRIGATION INVENTORY <br />PERFORMED. THIS DOCUMENTATION MUST ADDRESS THE DEFICIENCIES OUTLINED IN <br />SECTION C OF THIS TER, SO THAT THE AVF DETERMINATION FOR SCULLION GULCH CAN <br />BE ADEQUATELY SUBSTANTIATED. THE INFORMATION SHOULD BE SUBMITTED WITHIN 30 <br />DAYS OF TXE GRANTING OF THE PERMIT. <br />10. THE APPLICANT SHALL PROVIDE THE REGULATORY AUTHORITY WITH A CORRECTED <br />VERSION OF MAP 77, REFUSE DISPOSAL AREA SITE PREPARATION WHICH SHOWS THE <br />LOCATION OF THE CULVERT THAT CARRIES FLOW FROM THE NON-TOXIC FILL STOCKPILE <br />DITCH ACROSS THE HAUL ROAD INTO THE SUBAREA R2-3 SEDIMENT POND. THIS <br />INFORMATION SHOULD BE SUBMITTED WITHIN 90 DAYS OF APPROVAL OF THE MINE PLAN <br />PERMIT. <br />lI. WITHIN 60 DAYS OF APPROVAL OF THE MINING PERMIT, THE APPLICANT SHALL PROVIDE <br />DITCH DIMENSIONS FOR THE ENTIRE "NORTH TOPSOIL DITCH" IN TXE D-PORTAL AREA. <br />THESE PLANS MUST BE SUBMITTED AND APPROVED PRIOR TO THE ONSET OF CONSTRUCTION <br />AT THE D-PORTAL AREA. <br />12. WITHIN 60 DAYS OF APPROVAL OF THE MINING PERMIT, THE APPLICANT MUST <br />SUBMIT THE CALCULATIONS AND ASSUMPTIONS USED TO SIZE THE RAILROAD LOOP <br />SEDIMENTATION PONDS, AND MUST RESIZE TXE OUTLET CULVERT AS SEDIMENTATION <br />POND b4 IN THE RAILROAD LOOP TO PREVENT EXCESSIVE PONDING AT THE ENTRANCE <br />OR JUSTIFY THE PRESENT SIZING WITH APPROPRIATE CALCULATIONS. THE LOWER <br />SEGMENT OF THE SUBAREA R4 REFUSE DITCH P1UST ALSO BE RESIZED TO ACCOMMODATE <br />THE 10 YEAR-24 HOUR FLOW. THIS MUST BE COMPLETED AND PLANS APPROVED BY THE <br />REGULATORY AUTHORITIES PRIOR TO THE ONSET OF WORK AT THE RAILROAD LOOP. <br />13. THE APPLICANT SHALL SUBMIT TO THE REGULATORY AUTHORITY WITHIN ,90 DAYS <br />A MODIFIED RESTORATION PLAN FOR SCULLION GULCH TO OMIT THE THIRTEEN PROPOSED <br />IN-CHANNEL ROCK CHECK DAMS. IN LIEU OF THESE, THE APPLICANT SHALL INSTALL <br />THREE DAMS OR SEDIMENT TRAPS, BUILT TO SCS OR U.S. FOREST SERVICE SPECIFICATIONS, <br />AT TXE DOWNSTREAM CONSTRUCTION LIMITS IN SCULLION GULCH. THESE TRAPS <br />SHOULD PROVIDE SUFFICIENT STORAGE TO STORE ONE YEAR OF SEDIMENT ACCUMULATION <br />FROM D-PORTAL AREA. THE TRAPS MUST BE INSTALLED PRIOR TO THE ONSET OF <br />RECLAMATION, CLEANED PERIODICALLY THROUGHOUT THE RECLAMATION PERIOD AND <br />REMOVED WHEN THE APPROPRIATE REGULATORY AUTHORITY HAS DEEMED THE RECLAMATION <br />PROCESS EFFECTIVE. MODIFIED RESTORATION PLANS REFLECTING THE ABOVE STIPU- <br />LATIONS MUST BE SUBMITTED TO THE REGULATORY AUTHORITY WITHIN 90 DAYS OF <br />PERMIT APPROVAL. <br />