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Rifle Gravel Pit#1 June 2023 <br /> LEA Graphic Scala o <br /> ;Ex-WETLANDS c <br /> td,!I:Ilhi%..r.'(iRw5E.S.`'.iMH_F.YhL!3lL v.1F.�.: 0 100 21 400 N <br /> - ---fX.WETLAND AND SUFFER <br /> N <br /> 1 SLOPE OF THE MINING HEADWALL DURING EXCAVATION SHALL BE AT THE ANGLE OF REPOSE, PROP GRAVEL In U.S-Feet:1' 200' <br /> EXPECTED TO BE 3:1. PROPERTY BOUNDARY <br /> 2. GREENBELT AREA IS A MIN. 6 FT AROUND WATER SURFACE AT A<A SLOPE -- .-.100 YR. FLOODPLNN y� <br /> ---LIMIT OF DISTURBANCE AREA 1zz LA C <br /> 3. GREENBELT AREAS SHALL BE RECLAIMED WITH STOCKPILED TOPSOIL AND REVEGETATED WITH THE N zX} <br /> yiy C <br /> WETLAND SEED AND PLANTING MIX SHOWN IN TABLE 2 ON SHEET 2. PROP 5-FOO7 CONTOURPROP I-I'O0T CONTOUR <br /> V7 <br /> 4. SEE TYPICAL MINING STRATA BASED ON GEOTECH BORING, LOGS IN DETAIL 1/11. ---••u.—•---UNLIT OF DIST AREA/PERMITTED AREA 0 <br /> NON WETLAND N <br /> 5. TEMPORARY WET GRAVEL STOCKPILES WILL BE FORMED NEAR THE EXCAVATION BOUNDARY THEN • PIEZOMEYER WELL N <br /> MOVED TO THE STOCKPILING AREA DEPICTED ON THIS SHEET AFTER THEY DRY OUT . Co <br /> : <br /> 6 IN TOPSOIL FOR <br /> 5 FT REVEGE WN I • GREENBELT AREA lYA <br /> 3o% COMPLETE,APPROX. 15.30 SF _ -- <br /> '-""— INSTALL STRAW WATTLE ° (HEAVY GREEN LINE) <br /> 1, •------ 2.� AT OUTER TOE OF BERM T'*.`` •• /_— — B A*'« <br /> SEE DETAIL H/10 <br /> OVERBURDEN`\ - - f «30x <br /> •: ' AFFECTED •" Nt�,, .COMPLETE <br /> USED FOR BERMS `� L EX, ( A.K.A. LIMITS OF DISTURBED AREA)x �V X r: -5361.10 <br /> GRADE MIN. 35—FT AWAY' FROM EX �GC 10G A '�'' <br /> _ SEE PLAN WETLAND BOUNDARIES L �� ,y:= f.�_ � 1J <br /> HOE: COMPACT OVERBURDEN IN MAX. 8 INCH LIFTS _ 535 28 - <br /> GREEN , TO 93S PROCTOR DENSITY, ROUGHEN SURFACE PER START MINING ON NORTH SIDE OF CHANNEL, TURN '. -` j <br /> AREA DETAIL THE CHANNEL INTO THE NEWLY EXCAVATED PIT, <br /> G%TD, PRIOR TO APPLYING TOPSOIL AND REVEC. CONTINUE MINING CLOCKWISE THROUGH THE AREA. <br /> SECTION A—A ' T <br /> I <br /> APPROX. 433 LF (9,873 SF) OF CHANNEL <br /> (� jBERM CONSTRUCTION AND REVEGETATION DETAIL INCORPORA�cp INTO WET MINING FOOTPRINT, <br /> - / 1 <br /> N.T.S. LI • I l 1 <br /> TOP OF BERM d <br /> TEMPORARY i1 SEE DETAILS A/6 AND ',, '� r.: _ c-- <br /> r` Co <br /> C/6 ON THIS SHEET �� 't <br /> WET GRAVEL5363.19;I • O <br /> } STOCKPILE ij �) �•J '� 'A _ - k V z <br /> TEMP. WET GRAVEL - <br /> C '�' *" L I •I• - \* STOCKPILE t t .,j• U CU <br /> 1 TEMPORARY OVERBURDEN' I� - CV <br /> " 11 (,SOLID GRAY HATCH) <br /> SOIL STOCKPiI.E <br /> Ij I• STRAW WATTLES (•-1,000 LF).. ti�.�,T �'.� 1 � � Lr) (� <br /> -'— y OR STABUZiED �i ) <br /> �;MINE EXPAMSION WATER DnWN5 FROM GRAVEL ;� - PER SWMP f. v O - <br /> STOCY,PILE OVERLAND AND L ' <br /> MINING INFILTRATES TO SUBSURFACE Lj ,�rA:= �j`; - %, - -A�. TEMP TOPSOIL <br /> --�� HEADWALL <br /> EARTHEN GERM STOCKPILE <br /> m & ¢ <br /> L.. .= . STRAW WATTLE <br /> SECTION B- 13 OPERATIONS AREA FOR GRAVEL PROCESSING, FUEL s PRCCESSING ( 700 LF) OR <br /> B TYPICAL ACTIVE MINING STORAGE. PARKING. oFFTGE. TOILETS, AND IT ACES AREA $TaBILI2 a <br /> N.T.S. <br /> SEE SIfCET K/13 FOR TYPICAL SPILL PREVENTION �i .•.3'.< �v <br /> CONTROL AND CONTAJYSAW FUEL STORAGE DETAILS - s. <br /> BERM. SEE DETAIL A/E <br /> F A <br /> EX- <br /> -� � GRADE I I I MAINTAIN EX. CROSSING TO e! d <br /> tl STOCKPILING AREA <br /> II 0.54 ACRES 23,500 SF �°� ALL VEHICLE ACCESS TO "'m <br /> ;REENBFIT ( ) \1,T +�'' ow MINING AREA 8 <br /> .-..w.....�......: ,k'„ Jut Nn. TO 3si y^ <br /> X AREA ; II L ,-TOPSOIL STOCKPILING AREA l Draxrn kc <br /> g• ,� C '�_-1EX. GAS LINE Om: r7a 5n z] o <br /> I iAILWA7EP. 0,12 ACRES (5,20D SF) �' >, Y , <br /> CHANNEL .i FOR 566 CY KEPT TOPSOIL. ' (OWNED BY URSA RESOURCES) ALS APF d <br /> 1 k. <br /> LOCATION � � f�, 1'�•� r,Bc. <br /> pL=_-, GREENBELT AREA WILL BE I \ VARIES I HAUL ROAD I _ EX. NON-POTABLE WATER <br /> RECLAIMED WITH STOCKPILED TOPSOIL (OWNED BY URSA RESOURCES) Phase 1-3 Mining <br /> AND REVEGETATED PER TABLE 2 ON EX. WETLANDS FUEL STORAGE.f. � ^\ Progression <br /> SHEET 2 BOUNDARY WITH SPCC <br /> �y 1�, / Exhibit-30% <br /> SECTION C—C }I.` • , `MINE ENTRANCE Dr yo. <br /> C RECLAIMED STALE. SCALE HOUSE (LAT, LONG) _ (39.53.{605'. —t07,692804') C <br /> - SEE ALSO SECTION F/8. SHT 8 & T01LEtS (2;. w V <br /> Figure 9. Exhibit C4—Phase 1, Phase 2, and Phase 3 30% Mining Map <br /> 18 <br />