2010-02-11_REVISION - M2000158 - Laserfiche WebLink

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REMOVE TOP 6" OF TOP SOIL AND ROOT ZONE, SCARIFY WfTH DISC AND BEGIN PLACEMENT /COMPACTIOIN OF EMBANKMENT. GRAVEL /COBBLE LAYER (12" THICK) ON FACE OF DAM (AS AVAILABLE ON SITE) (ZONE 3 OPTIIONAL) SLURRY CLASS 5 ROADBASE (6" THICK) WALL CL OVERBURDEN /TOPSOIL TOP 4 " -6" 10' MAX. 2' MAX. FOR NATIVE GRASS ESTABLISHMENT 20' -0" AND EROSION RESISTANCE. SEED AND MULCH TO ESTABLISH. 3 FT BELOW CREST - I' - -"I 8' (.IYP) 2.5 SAND SHALL MEET wz �1 FILTER CRITERIA SLURRY 1' _ 0 3 CLAY CONSTR. BENCH D 1 (ZONE 1) 75' (MIN.) (ZONE 2). EXISTING GROUND RESERVOIR HWSE 0 3 FT BELOW CREST ZONE 5 (CLASS 5 ROADBASE 1' ZONE 3 GRAVEL /COBBLE LAYER (18" THICK) ON FACE OF DAM (>NO.4 TO 6 ") - \ 3 1 VARIES m, 1F__ (30' MIN.) DAM TYPICAL SECTION A SLURRY WALL CL l ZONE 1 (CLAY) SLURRY CONST. E BENCH (15' MIN ZONE 4 20' OVERBURDEN /TOPSOIL FOR NATIVE GRASS ESTABLISHMENT AND EROSION RESISTANCE. (6 " -12" THICK TOPSOIL) (TYP.) 0 25 (IN FEET) THESE MAPS WERE PREPARED BY CIVIL RESOURCES, LLC IN COOPERATION WITH GILCREST RESERVOIR, LLC AND PLATTE SAND & GRAVEL, LLC. PLATTE SAND & GRAVEL, LLC WILL KEEP THE DIVISION OF RECLAMATION, MINING AND SAFETY APPRISED OF ANY CHANGES TO THE MINING OR RECLAMATION PLAN THROUGH ANNUAL REPORTS AND WILL FILE TECHNICAL REVISIONS AND AMENDMENTS APPLICATION AS NECESSARY THROUGHOUT THE LIFE OF THE MINE. CIVIL RESOURCES, LLC IS NOT RESPONSIBLE FOR SAFETY IN, ON OR ABOUT THE PROJECT SIT NOR FOR COMPLIANCE BY THE APPROPRIATE PARTY OF REGULATIONS THERETO. DANNA ORTIZ DATE CIVIL RESOURCES, LLC NOTES: 1. NO STRUCTURE WILL BE RELOCATED UNTIL AN AGREEMENT WITH THE STRUCTURE OWNER IS IN PLACE. 2. ALL STRUCTURES OWNED BY GILCREST RESERVOIR, LLC (HOUSES, SHEDS, ETC.) WILL BE REMOVED AT THE OWNER'S DISCRETION. 3. THE PLANT SITE /PROCESSING AREA MAY BE RELOCATED THROUGHOUT THE LIFE OF THE MINING OPERATION. 4. THE OPERATOR MAY IMPORT MATERIAL. 5. THE SLURRY WALL AND EMBANKMENTS WILL BE INSTALLED BEFORE MINING OCCURS IN THE AREAS THAT HAVE NOT YET BEEN MINED. THE EMBANKMENTS WILL BE CREATED FROM THE OVERBURDEN ON THE PROPERTY. THE TOPSOIL WILL BE PRESERVED AROUND THE PERIMETER OF EACH RESERVOIR AND PLACED ON THE DOWNSTREAM EMBANKMENT AND SEEDED AFTER CONSTRUCTION IS COMPLETE. 8. OPERATOR MAY REMOVE OVERBURDEN IN SHADED AREAS TO CREATE EMBANKMENTS. T THE LANDOWNER MAY FILL THE RESERVOIRS BEFORE MINING IS COMPLETE. 8. FILLING OR PLACEMENT OF MATERIALS ADJACENT TO THE RIVER WILL NOT BE ALLOWED INSIDE OF THE FLOODWAY LIMIT. 9. FILL OVER UNDERGROUND UTILITIES WILL BE ALLOWED AS PER SURFACE USE OR OTHER AGREEMENTS. DAM TYPICAL SECTION B EXISTING GROUND EXISTING GROUND 1 I F STOCKPILE AREA FLOODWAY I I r w 2 2 w w U) Lid Z J 2 U Q 1� L NORTH 0 250 500 ( IN FEET ) SITE BOUNDARY — — -- FLOODWAY EXISTING CONTOUR --- -- - -- - — PROPOSED CONTOUR EXISTING GAS LINE — PROPOSED GAS LINE ws SLURRY WALL — — — s1 — — — MINING DIRECTION p0 3:1 DEN EXCAVATION AREA {SAND) N0. ESANU) DATE SANDY CLAY S &H MINE PERMIT M -2000- 158- AMENDMENT 2 MINING PLAN SAND $HALL MEET 1. SFIID.SHARI MEET' OVERBURDEN EXISTING GROUND FhLTER CRITERIA FILTER CRITERIA 323 5th Street CIVIL R E SOURCES, LLC P.O. Box 680 Frederick, CO 80530 303 833 1416 (p) 303 833 2850 (f) (THICKNESS VARIES) SURRY BENCH TO BE CONSTRUCTED TED DATE: ]AN 10 SCALE: 1' =500' ]OB N0. PROPOSED RESERVOIR SAND /GRAVEL DEPQSIT LEFT IN. `PLACE 3' MIN:: CLAY - SLURRY -- WITH LOW PERM CLAY MATERIAL - BOTTOM GRADED TO DRAIN TO - (CONTAINS SILT -AND -CLAY LENSES) : -,o VERTICAL CONTACT FACE.._ - APPROUEO BY ENGINEER -- ..,`.:.. -- .'.. REQUIRED POINT _.. 0 25 (IN FEET) THESE MAPS WERE PREPARED BY CIVIL RESOURCES, LLC IN COOPERATION WITH GILCREST RESERVOIR, LLC AND PLATTE SAND & GRAVEL, LLC. PLATTE SAND & GRAVEL, LLC WILL KEEP THE DIVISION OF RECLAMATION, MINING AND SAFETY APPRISED OF ANY CHANGES TO THE MINING OR RECLAMATION PLAN THROUGH ANNUAL REPORTS AND WILL FILE TECHNICAL REVISIONS AND AMENDMENTS APPLICATION AS NECESSARY THROUGHOUT THE LIFE OF THE MINE. CIVIL RESOURCES, LLC IS NOT RESPONSIBLE FOR SAFETY IN, ON OR ABOUT THE PROJECT SIT NOR FOR COMPLIANCE BY THE APPROPRIATE PARTY OF REGULATIONS THERETO. DANNA ORTIZ DATE CIVIL RESOURCES, LLC NOTES: 1. NO STRUCTURE WILL BE RELOCATED UNTIL AN AGREEMENT WITH THE STRUCTURE OWNER IS IN PLACE. 2. ALL STRUCTURES OWNED BY GILCREST RESERVOIR, LLC (HOUSES, SHEDS, ETC.) WILL BE REMOVED AT THE OWNER'S DISCRETION. 3. THE PLANT SITE /PROCESSING AREA MAY BE RELOCATED THROUGHOUT THE LIFE OF THE MINING OPERATION. 4. THE OPERATOR MAY IMPORT MATERIAL. 5. THE SLURRY WALL AND EMBANKMENTS WILL BE INSTALLED BEFORE MINING OCCURS IN THE AREAS THAT HAVE NOT YET BEEN MINED. THE EMBANKMENTS WILL BE CREATED FROM THE OVERBURDEN ON THE PROPERTY. THE TOPSOIL WILL BE PRESERVED AROUND THE PERIMETER OF EACH RESERVOIR AND PLACED ON THE DOWNSTREAM EMBANKMENT AND SEEDED AFTER CONSTRUCTION IS COMPLETE. 8. OPERATOR MAY REMOVE OVERBURDEN IN SHADED AREAS TO CREATE EMBANKMENTS. T THE LANDOWNER MAY FILL THE RESERVOIRS BEFORE MINING IS COMPLETE. 8. FILLING OR PLACEMENT OF MATERIALS ADJACENT TO THE RIVER WILL NOT BE ALLOWED INSIDE OF THE FLOODWAY LIMIT. 9. FILL OVER UNDERGROUND UTILITIES WILL BE ALLOWED AS PER SURFACE USE OR OTHER AGREEMENTS. DAM TYPICAL SECTION B EXISTING GROUND EXISTING GROUND 1 I F STOCKPILE AREA FLOODWAY I I r w 2 2 w w U) Lid Z J 2 U Q 1� L NORTH 0 250 500 ( IN FEET ) SITE BOUNDARY — — -- FLOODWAY EXISTING CONTOUR --- -- - -- - — PROPOSED CONTOUR EXISTING GAS LINE — PROPOSED GAS LINE ws SLURRY WALL — — — s1 — — — MINING DIRECTION p0 3:1 DEN EXCAVATION AREA PLATTE SAND AND GRAVEL, LLC N0. REVISIONS DESCRIPTION DATE BY S &H MINE PERMIT M -2000- 158- AMENDMENT 2 MINING PLAN 323 5th Street CIVIL R E SOURCES, LLC P.O. Box 680 Frederick, CO 80530 303 833 1416 (p) 303 833 2850 (f) DESIGNED BY: LIS DRAWN BY: VS CHECKED BY: BLH DATE: ]AN 10 SCALE: 1' =500' ]OB N0. DWG: PERMIT EXHIBITS.DWG SHEET: 2