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-z- <br />f. PRIOR TO _T::E DEVELORKE!dT OF P:.~ZNS A1.'D SL>B-^L :INS BENEATH THE ALLWIAL BODY <br />OF RED WASH, THE APPLIC.'vNT ldUST SUBFIIT TXE INFORMATION REQUIRED BY SECTION <br />2.06.8(9) OF THE COLORADO REGULATORY PROGRRFI, ALONG [•JI TH A PLAN TO ENSURE THAT <br />THE PERFORMANCE STANDARDS AND MONITORING REQUIREMENTS OF SECTION 9.29 ARE <br />i~fET. THIS PLAN MUST ADDRESS TXE ANALS'SZS OF SUBSIDENCE MONITORING DATA <br />COLLECTED TO DATE. ALINING BENEATH THE ALLWZUM OF RED WASH SHALL NOT COMMENCE <br />UNTIL THE SUBAfITTALS ARE APPROVED BY THE REGULATORY AUTHORITY. IT IS ALSO <br />RECOAIMENDED THAT THE APPLICANT MEET IN ADVANCE WITH TXE REGULATORY AUTHORITY <br />REGARDING THE PLANNING OF THE STUDIES REQUIRED BY SECTION 2.06.8(9). <br />9. TXE APPLICANT 1•fUST ALSO SUBMIT, AS PART OF THE PERN.ZT APPLICATION, <br />19P,ITTEN DOCUAfENTATZON AS TO THE NATURE OF TXE REGIONAL IRRIGATION INVENTORY <br />PERFORMED. THIS DOCUMENTATION MUST ADDRESS THE DEFICIENCIES OUTLINED IN <br />SECTION C OF THIS TEA, SO THAT TXE AVF DETERMINATION FOR SCULLION GULCH CAN <br />HE ADEQUATELY SUBSTANTIATED. THE INFORMATION SHOULD BE SUBMITTED WITHIN 30 <br />DAYS OF THE GRANTING OF TXE PERMIT. <br />10. THE APPLICANT SHALL PROVIDE THE REGULATORY AUTHORITY t9ITH A CORRECTED <br />VERSION OF MAP 77, REFUSE DISPOSAL AREA SITE PREPARATION WHICH SHOWS THE <br />LOCATION OF THE CULVERT THAT CARP.SES FLOA' 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 />1I. [47TH IN 60 DAPS OF APPROVAL OF THE A12NIlJG PERMIT, THE APPLICANT SHALL PROVIDE <br />DITCH ~DZh1ENSI0NS FAR T:.'E ENTIRE "NORTH TOPSOIL DITCH" IN TXE D-PORTAL AREA. <br />T.YESE PLANS AfUST BE SUBMITTED AND APPROVED PRIOR TO TXE OIdSET OF CONSTRUCTION <br />~.T THE D-PORTAL kRE'A. <br />12. h'ITNIN 60 DAYS OF APPROVAL OF THE MINING PERMIT, THE APPLICANT MUST <br />SUBMIT THE CALCULATIONS AND ASSUAfPTIONS USED TO SIZE THE RAILROAD LOOP <br />SEDIMENTATION PONDS, RND A+lUST RESZZE THE OUTLET CULVERT RS SEDIMENTATION <br />POND ~9 IN THE RAILROAD LOOP TO PREVENT EXCESSIVE PONDING AT THE ENTRANCE <br />OR JUSTIFY THE PRESENT SIZING [07TH APPROPRIATE CALCULATIONS. THE LO[JER <br />SEGMENT OF THE SUHAREA R4 REFUSE DITCH AfUST ALSO BE RESIZED TO ACCOMMODATE <br />THE 10 YEAR-29 HOUR FLOW. THIS MUST BE COMPLETED AND PLANS APPROVED BY THE <br />REGULATORI' AUTHORITIES PRIOR TO THE ONSET OF WORK AT THE RAILROAD LOOP. <br />23. THE APPLICANT SHALL SUBMIT TO TXE REGULATORY AUTHORITY WITHIN.90 DAYS <br />k MODIFIED RESTORATION PLAN FOR SCULLION GULCH TO OMIT THE THIRTEEN PROPOSED <br />IN-CHANNEL ROCK CHECK DAMS. IN LIEU OF.TXESE, THE APPLICANT SHALL INSTALL <br />THREE DAMS OR SEDIMENT TRAPS, BUILT TO SCS OR U.S. FOREST SERVICE SPECIFICATIONS, <br />AT THE DOWNSTREAM CONSTRUCTION LIMITS IN SCULLION GULCH. THESE TRAPS <br />SHOULD PROVIDE SUFFICIENT STORAGE TO STORE ONE YEAR OF SEDIMENT .ACCUMULATION <br />-__., r?~~R__L _-__, TY- ^q,_oc x`;cT BE I!rST=LLED PRIOR TO TH.E ONSET OF <br />?_,._..-_._:.IO::, C.E.>;:cD ?ERIODIC:,LLI' TcROUGHOUi i."'.E PwCLAI•'.?TIO.`J PERIOD AND <br />_..~.:J n::..'. _.:_ .: r: 3_.-r._.:__ ..S_.,»TO?1' .,_-r. _.:_I` .:. D..S°D T E ?SCE-'G~TI0.1' <br />`---c_` - --`--._. ..-'- --.. =__0...._,O.'f r~_,; :5-=,..__.._ :YE i-~DI~T S:IPU- <br />L=TIC::S ..".SST BE SC%3A17TTED TO THE REGULATORY AUTHORITY k'ITXIN 90 DRYS OF <br />PERMIT APPROVAL. <br />".~ . ..~ <br />