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EARTHWORK QUANTITY ESTIMATE TABLE CD
<br /> FEATURE ACRES (SO.FT.) I CU.YD. (CUT/FlLL TYPE) I NOTES I N
<br /> PROPERTY AREA 58.70 (2,557,174) I N/A PROPERTY BOUNDARY SURVEYED BY SGM, NOTED IN A SURVEY MAP DATED 12/13/2019. SEE SHEET 4 FOR AN EXISTING CONDITIONS MAP.
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<br /> PERMITTED AREA 19.63 (855,209) 1 N/A I BOUNDARY CONTAINING ALL AFFECTED LANDS AND AN ISOLATED 0.63 ACRE (27,386 SF) WETLAND AREA THAT WILL NOT BE AFFECTED. 00
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<br /> AFFECTED LANDS (L.D.A.) 19.00 (827,640) 1 N/A I ALLOWABLE AREA FOR DISTURBANCE AND MINING RELATED ACTIVITIES (ALSO SHOWN AS "LDA" IN PLANS). SEE SHEET 5. N vi
<br /> E
<br /> (A.K.A. PERMITTED AREA MINUS THE 0.63 ACRE ISLAND) o
<br /> OVERBURDEN REMOVAL P1 11.18 (486,834) 42,267 (CUT, 30" SOIL) AVERAGE DEPTH OF CUT ASSUMED AT 3 FT. GEOTECHNICAL ENGINEER'S BORINGS SHOW OVERBURDEN DEPTH VARIES 1 - 7 FT ACROSS SITE (n _-0x Q� (3
<br /> 11,844 (6" TOPSOIL) AND APPROXIMATELY 0.5 FT OF THE OVERBURDEN COMPRISED OF TOPSOIL. _-0 CD -,
<br /> BERMS P1 2.87 (125,017) 11,528 (FILL, OB SOIL) BERMS TO PROVIDE NOISE AND VISUAL BARRIER. SEE DETAIL A/6 ON SHEET 6. THIS WILL BE RECLAIMED AS AN UPLANDS AREA. 0 � E
<br /> UPLAND RECLAMATION AREA P1 (BERM) 2.87 (125,017) I 2,305 (FILL, TOPSOIL) 1 UPLAND DISTURBANCE (PER GARFIELD COUNTY LUDC 7-1002.H.2) REVEGETATED WITH UPLAND SEED AND PLANTING MIX (TABLE 1). rn
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<br /> 2,305 (FILL, TOPSOIL) LEAVING 30,423 CY OVERBURDEN AND 9,539 CY TOPSOIL TO REMAIN (533 CY TO BE USED ON GREENBELT RESTORATION 0 rn
<br /> EST STRAW WATTLE P1 7,800 LF
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<br /> OPERATIONS AREA P2 1.86 (80,967) 2,999 (FILL, CL 6 IMPORT)) SCALE HOUSE, FUEL STORAGE, PARKING, AND OFFICE. CONSTRUCTED AS 1 FT OF CDOT CLASS 6 ROAD BASE IN
<br /> MAX.
<br /> ----------------------------------------------------------------- 6" LIFTS AND COMPACTED TO 95% PROCTOR DENSITY.
<br /> Qua*eae��e------------------------------------------------------------------------------------- Q�O�P�ETH��*.ems
<br /> GRAVEL EXTRACTION AREA P3 10.03 (436,907) 226,325 (CUT, GRAVEL) I GRAVEL EXTRACTION AREA WITHIN THE AFFECTED LANDS, ASSUMING A 3:1 SLOPE FOR ESTIMATION OF GRAVEL QUANTITIES. THIS IS THE OUTISDE
<br /> PERIMETER OF THE GREENBELT (9.70 + 4 GREENBELT WIDTH OR 0.33 AC) ® 100% COMPLETE ;s 361$6
<br /> L -30% COMPLETE VOL 3.67 AC (159,865 SF) -70,000 CY (CUT, GRAVEL) MINED AREA AND VOLUME, ESTIMATE AT 30% COMPLETE. SEE SHEET 6. -o p
<br /> r -60% COMPLETE VOL 5.58 AC (243,065 SF) -140,000 CY (CUT, GRAVEL) MINED AREA AND VOLUME, ESTIMATE AT 60% COMPLETE. SEE SHEET 7.
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<br /> GREENBELT AREA P3-4 (FULL WIDTH) 0.66 (28,750) I 533 (FILL, TOPSOIL) 1 POND GREENBELT RECLAIMED WITH 0.5 FT OF TOPSOIL GENERATED FROM P1 OVERBURDEN REMOVAL WITHIN AFFECTED LAND
<br /> M (USE 0.33 FOR TALLYING TOTALS BELOW, HALF THE GREENBELT WIDTH) (PER GARFIELD COUNTY LUDC 7-1002.H.2) AND REVEGETATED WITH WETLAND SEED AND PLANTING MIX (TABLE 2).
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<br /> RECLAIMED POND SURFACE AREA P4 9.70 (416,162) 1 N/A I POND WATER SURFACE AREA AFTER COMPLETION AND RECLAMATION OF GRAVEL MINE IN AFFECTED AREA.
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<br /> M PERIMETER RETURN TO NATIVE P4 3.54 (154,202) I N/A PERIMETER OUTSIDE MAIN IMPACT AREA RETURN / SEED WITH UPLAND MIX CO O
<br /> OPERATIONS PAD FROM P2 1.86 (80,967) �= �
<br /> �
<br /> BERM AREA (BERM TO GREENBELT) 3.57 (155,509) EROSION CONTROL NOTES:
<br /> WETLAND ISLAND (PRESERVED AREA) 0.63 (27-443) �
<br /> 1. THE RIFLE PIT LOCATION WILL HAVE A STORMWATER PERMIT THAT WILL BE IMPLEMENTED DURING MINING IHC SCOTT, INC. (�
<br /> TOTALS 19.63 (855,209) *SEE SHEET 16 FOR MAP OF THESE ACREAGES* WILL FOLLOW ALL REQUIRED PERMIT GUIDELINES AND REGULATIONS. O
<br /> 0 1.1. WEEKLY AND MONTHLY INSPECTIONS WILL BE CONDUCTED PER PERMIT REQUIREMENTS; INSPECTION DOCUMENTATION (n Z (�
<br /> a WILL ALWAYS BE MAINTAINED AND AVAILABLE AT THE ON-SITE SCALE HOUSE.
<br /> RECLAMATION AND REVEGETATION: U 0 ti
<br /> a 2. EARTHEN BERMS AROUND THE PROPERTY, AS IDENTIFIED ON THE PLANS, WILL BE BUILT PER DETAIL A/6 ON SHEET 6, N CV
<br /> 1. ALL RECLAMATION SHALL PROCEED ACCORDING TO GARFIELD COUNTY LUDC SECTION 7-1002.H "GRAVEL MINE COMPACTED IN PLACE, AND REVEGETATED. = v_
<br /> o EXTRACTION - RECLAMATION.
<br /> z 2.1. THE BERMS WILL BE SEEDED AFTER CONSTRUCTION ACCORDING TO THE UPLAND PLANTING AND SEED MIX (TABLE 1).
<br /> a 2. SEEDING SHOULD OCCUR IN LATE-FALL TO PREVENT SEEDS FROM GERMINATING IN SUMMER/EARLY-FALL AND 2.2. THE BERMS WILL ALSO CONTAIN ALL STORM RUNOFF WITHIN ACTIVE MINING AREAS.
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<br /> 2.3. TOPSOIL STOCKPILE WILL BE STABLIZED AND EROSION CONTROL PROVIDED.
<br /> DESICCATING, AS WELL AS TO PREVENT SEEDS FROM FREEZING IN WINTER.
<br /> i 3. FUEL STORED ON-SITE WILL BE CONTAINED IN A DOUBLE-WALL TANK IN ACCORDANCE WITH STATE REQUIREMENTS. THESE a v) m m
<br /> o1 3. DRILL SEEDING WILL BE UTILIZED THROUGHOUT THE PROJECT LIFETIME, EXCEPT WHERE HAND-PLACEMENT IS STANDARDS WILL MEET THOSE IN THE SITE-SPECIFIC SPCC PLAN TO BE DEVELOPED AND STAMPED BY A LICENSED m U of
<br /> NECESSARY (E.G. CONTAINERIZED WETLAND STOCK). BROADCAST SEEDING (OR HYDROSEEDING) WILL BE USED ONLY PROFESSIONAL ENGINEER. N N N 7
<br /> AS NECESSARY FOR SPOT COVERAGE IF DRILL-SEEDING IS IMPRACTICAL IN ISOLATED AREAS. 3.1. THE TANKS AND STORAGE AREA WILL BE INSPECTED WEEKLY AND OBSERVATIONS LOGGED IN ACCORDANCE WITH STATE
<br /> REGULATIONS. 0 N
<br /> 4. SEEDING SHOULD BE APPLIED IN CONCERT WITH A STERILIZED HYDROMULCH TO STABILIZE SOIL SURFACES UNTIL 3.2. SEE DETAIL K/13 ON SHEET 13 FOR A TYPICAL DETAIL OF A SPILL PREVENTION AND CONTAMINATION CONTROL (SPCC) a 00 \ �0 r,
<br /> s GERMINATION COMMENCES WHILE REDUCING WEED ESTABLISHMENT. CONCRETE PAD.
<br /> 5. SEEDING MATERIAL AND APPLICATION RATES TO BE USED FOR RECLAMATION SHALL BE AS LISTED IN TABLES 1 AND ESTIMATED CONSTRUCTION SCHEDULE 01
<br /> 2 FOR DRILL SEEDING. APPLICATION RATES SHOULD BE DOUBLED FOR BROADCAST OR HYDROSEEDING SEEDING. o Z m U 2 z 0 a `
<br /> j AUG/SEP 2023 (PHASE 1) - START OF SITE PREP (LDA STAKING, OVERBURDEN REMOVAL, AND BERM CONSTRUCTION). y o o_o ` `o o `o_ z
<br /> TABLE 1 - UPLAND SEEDING AND PLANTING MIX SEPT/OCT 2023 (PHASE 2) - FINAL VEGETATION REMOVAL IN LDA, BUILD OPERATIONS PAD .N .N .N N N
<br /> 3 NOV 2023 - DECEMBER 2026 TO 2028 (PHASE 3 AND 4) - MINING OPERATIONS & CONCURRENT RECLAMATION (LIFE OF
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<br /> _ % COMMON NAME SCIENTIFIC NAME VARIETY FORM PLS (LBS/ACRE)* MINE ESTIMATED AT 3-5 YEARS).
<br /> 15 ORCHARD GRASS DACTYLIS GLOMERATA AS LOCALLY AVAILABLE BUNCH 2.7 "Tol15 WESTERN WHEATGRASS PASCOPYRUM SMITHII AS LOCALLY AVAILABLE SOD-FORMING 2.7 8
<br /> E 15 TIMOTHY PHLEUM PRATENSE AS LOCALLY AVAILABLE BUNCH 2.7 Job No. 2019-341.002 d
<br /> 40 MEADOW BROME BROMUS BIEBERSTEINII AS LOCALLY AVAILABLE BUNCH 7.2 Drawn by: RPF
<br /> a 15 INTERMEDIATE WHEATGRASS THINOPYRUM INTERMEDIM AS LOCALLY AVAILABLE BUNCH 2.7 Date: 07/17/2023
<br /> - RUBBER RABBIBRUSH ERICAMERIA NAUSEOSA WILDLAND COLLECTED SEED BUNCH 0.05 QC: ABF PE: RPF o
<br /> RECEIVED File RiflePit-Notes a
<br /> TABLE 2 - WETLAND SEEDING AND PLANTING MIX Title
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<br /> w % COMMON NAME SCIENTIFIC NAME VARIETY (AS AVAILABLE) FORM PLS (LBS ACRE)* Notes & Earthwork
<br /> -- SPEARLEAF RABBITBRUSH ERICAMERIA UNIFOLIUS WILDLAND COLLECTED SEED SHRUB 0.05 JUL 19 2023 Quantity Estimates
<br /> -- COYOTE WILLOW SAUX EXIGUA CONTAINERIZED STOCK (60 IN3) SHRUB 1 CONTAINER (60 IN3)
<br /> PER 5 SQ.FT.
<br /> o -- BALTIC RUSH JUNCUS BALTICUS AS LOCALLY AVAILABLE SOD-FORMING 0.6 Colorado Division of Reclamation,
<br /> - NEBRASKA SEDGE CAREX NEBRASCENSIS AS LOCALLY AVAILABLE SOD-FORMING 1.6 Dwg No.Mining and Saftey
<br /> 0 - BEAKED SEDGE CAREX ULTRICULATA CONTAINERIZED STOCK (10 IN3) RHIZOMATOUS 1 CONTAINER (10 IN3)
<br /> N -
<br /> rn PER 3 SQ. FT.
<br /> o -- CLUSTERED FIELD SEDGE CAREX PRAEGRACILIS AS LOCALLY AVAILABLE SOD-FORMING 1.2
<br /> j -- CHAIRMAKER'S BULRUSH SCHOENOPLECTUS AMERICANUS CONTAINERIZED STOCK (60 IW) RHIZOMATOUS 1 CONTAINER (60 IN3)
<br /> PER 3 SQ. FT. Of 16
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