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Rifle Gravel Pit#1 <br /> April 2022 <br /> MINING PROGRESSION EXHIBIT NOTES: Graphic Scale <br /> 0 100 200 400 <br /> 1. SLOPE OF THE MINING HEADWALL DURING EXCAVATIONI SHALL BE AT THE ANGLE OF REPOSE, 4}pCi OO+R—J'- e <br /> EXPECTED TO BE 3:1 BUT SHALL NOT EXCEED 2:1. / In U S Feet 1"=200' 4- - <br /> Oo. <br /> 8 2. WETLAND SLOPE AREA IS A MIN. 6 FT AROUND WATER SURFACE AT 10% SLOPE -- —--akOC1-- <br /> C' <br /> J. WETLAND SLOPE AREAS SHALL BE RECLAIMED WITH STOCKPILED TOPSOIL AND REVEGETATED WITH Cti'p \ IRD <br /> THE WETLAND SEED AND PLANTING MIX SHOWN IN TABLE 2 ON SHEET 2. \ H <br /> yLP <br /> gg <br /> 4. SEE TYPICAL MINING STRATA BASED ON GEOTECH BORING LOGS IN DETAIL 1/11. '•c -- --- -__. =' �,p p� c <br /> r+'� Go <br /> 5. TEMPORARY WET GRAVEL STOCKPILES WILL BE FORMED NEAR THE EXCAVATION BOUNDARY THEN ''`�:,'��+�ati+���s` ;i+ `i -7 E <br /> MOVED TO THE STOCKPILING AREA DEPICTED ON THIS SHEET AFTER THEY DRY OUT. x 3 at <br /> -T. _ <br /> c _ -_ :!`- "'`'"-°�• --_ �:"`� , �_ � -� �C7 ago <br /> WETLAND SLOPE AREA <br /> 60% COMPLETE, APPROX. 21.289 SF <br /> J. <br /> • <br /> , <br /> - <br /> (SOLID GREEN HATCH) <br /> BERM. SEE DETAIL A 6FFECTED LANDS <br /> / A.K.A.( AKA LIMITS OF DISTURBED AREA) <br /> iz 1 EX. MIN. 25-Fr AWAY FROM EX.` -_! ^ 1�, . ; • �1'?�20 <br /> n 8 ® WETLANDS WETLAND BOUNDARIES ♦-',� - . <br /> v —� - GRADE —i R\c a 1 I •'� <br /> RECLAIMED 25 FT <br /> n MINE EXPANSION ��` R` SLOP AREA <br /> c/ MINING HEADWALL -� RECLAIMED <br /> m <br /> N 3:1 SLOPE (MAX 2:1) POND SLOPE i � <br /> a 60% f ♦`� <br /> COMPLETE C <br /> SECTION D—D ` ��r,.;; c W <br /> a D _EXPANDING OUT FROM RECLAIMED AREA - <br /> 7 D y `< N.T.S. O C U <br /> U O <br /> I EARTHEN BERM Cn U <br /> w I (SOLID GRAY HATCH) •��, E _ i n- <br /> D o <br /> STOCKPILING AREA __ _ <br /> .. 0.57 ACRES (25,000 SF) E ---- U <br /> TEMPORARY <br /> WE GRAVEL I MINING FOOTPRINT EXPANDS a� <br /> 10O SOUTH TOWARDS THE <br /> c OPERATIONS AREA FOR GRAVEL PROCESSING, FUEL ENTRANCE/OPERATIONS <br /> iR r r STOCKPILE STORAGE, PARKING, OFFICE, AND SALES AREA <br /> in APPROX. 1.93 ACRES ` \\ PAD/SCALE HOUSE o <br /> SEE DETAIL J/12 FOR TYPICAL PROCESSING LAYOUT a <br /> SEE SHEET K/13 FOR TYPICAL SPILL PREVENTION / \ acSo <br /> 5 DETAILS <br /> ( CONTROL AND CONTAINMENT FUEL STORAGE <br /> MINE EXPANSION <br /> i WATER DRAINS FROM GRAVEL <br /> MINING STOCKPILE OVERLAND AND - \ -' \\ , .•�. € N <br /> _ INFILTRATES TO SUBSURFACE \ i <br /> a -J HEADWALL •�,, - .`� \ 1 `�{i_'•. :''" a E <br /> y � _ <br /> = SECTION E—E <br /> , <br /> E TYPICAL MINING ACTIVITY %� Job No. Z079311.007 <br /> a 7 N.T.S. - . 1 - ;_ �! EX. pl— <br /> . <br /> _ i <br /> g �, 1•' ' �� %�:•'• URSA RESOURCES),` Date auto m7 m <br /> (OWNED ESOURCES) OC: A9F PE RPF a <br /> GAS LINE <br /> N D BY <br /> RF*P&Exhlbtte a <br /> c k 'EX. NON-POTABLE WATER rme <br /> ..,-`(OWNED BY URSA RESOURCES)' Mining Progression <br /> Exhibit-60% <br /> _ ��,�• r- X_ _„J+^✓• — � �%°� MINE ENTRANCE DMgNo <br /> (LAT, LONG) _ (39.533825', -107.692804•) <br /> -ram •",7+�;.�1 Or. 13 <br /> Figure 10. Exhibit C5 - 60% Mining Map (See Attachment A for full drawing set). <br /> 21 <br />