2022-10-04_REVISION - M1994117 ‎(2)‎

• Permit No: M1994117
• IBM Index Class Name: Revision
• Doc Date: 10/4/2022
• Doc Name Note: Exhibit E-5 Tailings Storage Facility Map
• Doc Name: Incompleteness Response
• From: Ben Langenfeld - Greg Lewicki Associates
• To: DRMS
• Type & Sequence: CN1
• Email Name: JPL
• Email Name: JLE
• Media Type: M
• Archive: No

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7+00'Latitude: 40.06548Longitude: 105.48670Major Watershed:Mine Entry Location:Section: 12Township: 1NRange: 72WState: COLORADOCounty: BoulderNearest Town: Gold HillPM: 6thDrawn by: BELMap Scale as ShownDRMS Permit Number: M-1994-117Map Georeferencing Information:Projection: CO NORTHFile Name: Gold Hill MillImagery Source:GoogleChecked by: BELApproved by: BELDate: 05/03/22Date: 08/10/22Date: 08/10/22Survey Source: CO Geo CacheDatum: NAD83Imagery Date: 2019Survey Date: 2019Boulder Creek E-5 Tailings Storage FacilityGold Hill MillLittleton, CO USA 801233375 West Powers Circle(303)[e-mail] Milling Company, LLCEMBANKMENT OUTSLOPE3H:1VAPPROX. TOP OF EMBANKMENTMAXIMUM WATER LEVELWHILE MAINTAINING AT LEAST 1 FT. OF FREEBOARDBOTTOM OF TAILINGS STORAGEFACILITYINSTALLEDLINERAA'LINER ANCHOR TRENCHUPHILL DIVERSION DITCH(SEE DETAIL & APP. E-1)UPHILL DRAINAGE DITCH1H:1V SIDESLOPES0.5' FLOW DEPTH0.5' FREEBOARDMAX. INTERNAL SLOPE2H:1VDRMS Permit BoundaryPerennial stream/ditchPerennial riverIntermittent stream/ditchIntermittent riverDamPerennial lake/pondIntermittent lake/pondDry lake/pondDrainage DirectionWaterwellSpring or seepHighwayLight duty road, pavedLight duty road, gravelUnimproved roadTrailRoad block, berm, or barrierGate on roadDrainage BasinCattle crossing guardRailroadBuried aqueduct, flume, or conduitWell NameFlood Plain (100 & 500)Mobile StructuresMining PhasesBerm/windrowFixed StructuresIndexApproximate of indefiniteIntermediateSupplementaryApproximate of indefinite5280'5281'5281'Power transmission line; pole; towerTelephone/data line, above groundPipeline (non-water), above groundTelephone/data line, buriedPipeline (non-water), buriedPower transmission line, buriedLEGENDROADS AND RELATED FEATURESBASELINE CONTOURSMINING FEATURESTRANSMISSION LINES AND PIPELINESVEGETATION & SOILSRIVERS, LAKES, SHORELINES, AND CANALSBuildingFenceWoodlandPublic Land Survey SystemRange or Township lineRange or Township labelsSection lineSection numbersMining claim or property boundaryOwner Label NumberR1E T2N1-36BUILDINGS AND RELATED STRUCTURESLAND SURVEYSRangelandUnpatented ClaimsRECLAIMED SLOPEAFFECTED AREA BOUNDARYAFFECTED AREA BOUNDARYTOPSOIL STOCKPILE AREAFeet03060