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PERMFILE126613
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PERMFILE126613
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Last modified
8/24/2016 10:23:48 PM
Creation date
11/25/2007 3:39:28 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
M2004067
IBM Index Class Name
Permit File
Doc Date
8/19/2005
Doc Name
Construction of Main Access Road
From
Banks and Gesso
To
DMG
Section_Exhibit Name
C-2A
Media Type
M
Archive
No
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■ <br />I <br />■ <br />BUILD WASTE ROCK <br />PILE�UPSLOPE <br />■ <br />I\ <br />INITIAL LOCATION OF EXCESS CUT MATERIAL \ <br />FRC)M ACCESS ROAD. GRADE TO DRAIN TO <br />CENTER AND TOWARD SEDIMENT POND B <br />■ PAC <br />■ UNDERDRAIN OF COARSE 6" MEDIAN , <br />l <br />I DIAMETER ROCK WITH LE55 THAN 10% <br />PASSING THE #200 SIEVE IN THALWEG <br />■ TO CONVEY SUBSURFACE FLOWS <br />I� I <br />■ SEDIMENT POND B (TEMPORARY) — <br />■ (SPILLWAY ELEVATION <10' <br />IFROM STREAM BED) \ <br />■ I <br />■ <br />■ <br />APPROXIMATE HAUL ROAD BOUNDARIES — - PROCESSING F <br />■ (DETAILS EXHIBIT C -28) HA�JL ROAD C <br />■ WILL OCCUR 51 <br />I <br />WITH ROAD ( <br />■ — _ ... — (SEEE <br />■ <br />■ \ EXISTING ROAD - <br />■ <br />I\ <br />n <br />nn <br />� ne <br />OHU------- OHU� <br />LEGEND °91, <br />s <br />� ■ ■� ■ ■� ■ ■� ■ ■� PERMIT BOUNDARY \ <br />os; <br />MINING LIMITS <br />RIGHT OF WAY S <br />PAVED ROAD <br />UNPAVED ROAD CONSTRUCT 90 LF. 24" CSP CULVERT WITH <br />FLARED END SECTIONS / <br />— — — — — — - DITCH /WATERWAY - <br />- — — — — — ACCESS POINT ONTO CDOT ROW AND SH 119 <br />� DIVERSION DITCH <br />NEW ACCELERATIOWDECELERATION LANES \ <br />FLOW DIRECTION PER CDOT PERMIT REQUIREMENTS <br />EXISTING INDEX CONTOUR TEMPORARY SEDIMENT POND A <br />(SEE DETAILS EX. C -28) <br />EXISTING INTERMEDIATE CONTOUR <br />Ce <br />EXTEND EXISTING 6'X8' CBC AND - <br />PROPOSED INDEX CONTOUR WINGWALLS FOR DECEL LANE <br />PROPOSED INTERMEDIATE CONTOUR <br />EXISTING STRUCTURE GRAPHIC SCALE <br />100 0 50 100 <br />SF SF SILT FENCE <br />STREET LIGHT <br />( IN FEET ) <br />OHU OHU OVERHEAD UTILITY I inch = 100 ft. <br />CONTOUR INTERVAL = 5' <br />5 5 SEWER LINE (UNDER CONSTRUCTION) <br />PROPOSED SURFACE <br />EXISTING SURFACE <br />i <br />50' <br />TOP AND BOTTOM BENCH / <br />HEI64T AND NUMBER OF <br />BENCHES VARY (TYP.) <br />I <br />LI1 <br />0.8 <br />OVERALL SLOPE <br />EXCAVATE BENCH SURFACES TO RETAIN <br />RUNOFF FOR USE BY VEGETATION <br />MAIN ACCESS ROAD TYPICAL CROSS SECTION <br />55 ROAD <br />IT) <br />_v <br />) AREA RUNOFF WILL FLOW <br />VEGETATED BENCHES <br />�— BOUNDARY OF DISTURBANCE NECESSARY <br />TO CONSTRUCT MAIN ACCESS ROAD <br />POROUS ROCK CHECK DAMS <br />AT 50' INTERVALS IN <br />ROADSIDE DITCHES PER DETAIL <br />CONSTRUCT RIPRAP PADS AT CULVERT <br />Z INLETS /OUTLETS UNLESS CHANNEL <br />15 LOCATED IN ROCK <br />o� <br />CONSTRUCT 90 LF. 84" CSP <br />CULVERT With WING WALLS <br />S +� <br />y �, <br />\ <br />0A1, <br />\ <br />\ \ \ 5 <br />ks, lip <br />50' TYPICAL SPACING <br />2' <br />i2'I � <br />NOTE: <br />CONSTRUCT DAMS OF TYPE VL RIPRAP (D-50 = 6') <br />ILI <br />4.3% <br />ROCK CUT <br />PARTIAL PROFILE OF DITCH BOTTOM <br />ACCESS <br />ROAD <br />CENTER <br />LINE <br />�{ 3' 14' 14' —► 3' <br />_ - <br />POROUS ROCK CHECK DAMS <br />ACCESS ROAD CUT SECTION <br />(A11A�T' <br />MuM) <br />� SILT R� <br />N <br />POROUS ROCK CHECK GAMS DETAIL <br />SCALE: 10 =10' <br />STEEL OR 2 "x4" WOOD POST <br />(ANCHORED TO FABRIC) <br />1/2H (12" MIN) <br />FABRIC MATERIAL <br />(ANCHORED IN TRENCH) <br />4 "x4" TRENCH <br />COMPACTED <br />BACKFILL <br />FLOW <br />FLOW <br />CROSS- SECTION VIEW <br />-NTS- <br />/� <br />NOTE: EROSION CONTROL MEASURES <br />1 _ SHALL BE MAINTAINED UNTIL <br />LANDSCAPING IS COMPLETED, <br />SILT FENCE INSTALLATION <br />Nr5 <br />1. EXCAVATE TRENCH, BALE WIDTH <br />4" MINIMUM DEPTH �-{ <br />fUOW� \ 2. PLACE AND STAKE <br />STRAW BALES <br />�2 "x2" STAKE <br />50 LB STRAW BALE <br />COMPACTED <br />BACKFILL <br />w- FLOW <br />:o <br />CROSS- SECTION VIEW <br />_ITS- <br />OR STEEL p05T IN ROCK <br />2 °XZ °STAKE LB SVAw BALE <br />Ste• 50 <br />STRAW BALE NOTES: <br />1. INSPECTION, REPAIR, AND REPLACE <br />(IF NECESSARY) THE BALES AFTER EACH <br />STORM EVENT. <br />2. ALL BALES MUST BE REPLACED AFTER 12 <br />MONTHS UNLESS APPROVAL 15 6RANTED BY <br />THE ENGINEER FOR LONGER USE. <br />STRAW BALE INSTALLATION DETAIL <br />W5 <br />CONSTRUCTION BMPS <br />BACKFa <br />3. BACKFILL AND COMPACT EXCAVATED <br />SOIL <br />. x4D. <br />.A <br />�tiY+ <br />�{ � 2' <br />14' <br />ACCESS ROAD CENTER LINE <br />PLAN <br />NOTES: <br />1. EXCAVATED MATERIAL WILL BE HAULED OFF -SITE OR PLACED IN TEMPORARY <br />STORAGE AREAS UNTIL WASTE ROCK AREA I5 OPENED. THE WASTE ROCK AREA WILL <br />BE USED FOR TEMPORARY STORAGE OF USEABLE ROCK UNTIL THE PROCESS" AREA <br />IS OPERATIONAL, AND FOR PERMANENT STORAGE OF UNSUITABLE MATERIAL. <br />2. APPROXIMATELY 500,000 CU. YD. OF EXCESS CUT MATERIAL FROM HAUL ROAD <br />CONSTRUCTION TO BE PLACED IN WASTE ROCK AREA. <br />3. WASTE ROCK PILE FOOTPRINT WILL BE STRIPPED OF SOIL, VEGETATION AND SNOW <br />OR ICE DOWN TO STABLE BEDROCK PRIOR TO PLACING WASTE ROCK. THE USEABLE <br />SOIL WILL BE STOCKPILED FOR USE IN REVEGETATION. A GEOTECHNICAL <br />INVESTIGATION WILL BE COMPLETED BEFORE WASTE ROCK PLACEMENT TO <br />DETERMINE SLOPE STABILITY. BENCH" OF THE SUBGRADE WILL BE COMPLETED IF <br />REQUIRED FOR WASTE ROCK PILE STABILITY. <br />4. FINAL DESIGN OF SEDIMENT PONDS WILL BE AS REQUIRED BY CDPS PERMIT. <br />5. ACCESS ROAD DITCHES WILL BE INSPECTED FOLLOWING SIGNIFICANT RUNOFF <br />EVENTS AND SEDIMENT REMOVED IF REQUIRED. <br />PREPARED UNDER THE SUPERVISION OF: <br />n <br />Permit #: <br />Class. <br />From: <br />Doc. Name :s <br />Doc. Date (if n clate <br />Specialist: <br />Confidental?: <br />-type -Seq.: f-1 <br />To: i 14 <br />"`�� TE <br />REVISED EXHIBIT C -2A: CONSTRUCTION OF MAIN ACCESS ROAD <br />0 0 BANKS AND GESSO, LLC CLEAR CREEK DISTRICT WATER PROVIDERS, LLC. MMRR QUARRY <br />No 720 KIPLING St., SUITE 117 DMG REGULAR 112 PERMIT APPLICATION <br />LAKEWOOD, COLORADO 80215 5460 SOUTH QUEBEC ST. SUITE 110 GILPIN COUNTY <br />(303) 274 -4277 GREENWOOD VILLAGE, CO 80111 COLORADO <br />JOB NO DATE SCALE DRAWN BY DESIGNED BY APPROVAL REV SHEET <br />03047 8/17/05 1" =100' DRF 2of5 <br />
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