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• • Table 36 Approximate Topsoil Stockpile Volumes for West Elk Mine Site Location/Name' Reclamation Stork ~) Storage (c.yJ Destination Upon Maximum Actual9 TOPSOIL STOCKPILES Main Mine Site & Lone Pine Gulch • Main Stockpile • Materials Storage Bench Stockpile • Water Tank Stockpile • Pazking Lot Stockpile • Lone Pine Gulch Stockpile • Topsoil Stockpile #5 • North Soil Stora e Area (NSSA) • Lower Refuse Pile (LRP) Stockpile • Refuse Pile Expansion (RPE) Stockpile • Sylvester Gulch Facilities Areab • Shafts Site Stockpile • Topsail Stockpile #1 • Topsoil Stockpile #3 • Power Pole 9 • Power Pole 11 • Power Pole 12 • Power Pole 13 • Power Pole 14 • Power Pole 16 SUBSOIL STOCKPILES • Main Mine Site & Lone Pine Gulch • Lone Pine Gulch Stockpile (Staging Area) • S~vester Gulch Facilities Area • Live Subsoil Stockpile #1 Live Subsoil Stockpile #2 Main Mine Site --- 84,800 Materials Storage Bench --- 11,000 1998 ROM Expansion 53,000 6,200 Parking Lot Expansion --- 250 Lone Pine Substation & Fan --- 5,4502 1997 MSB Expansion 20,500 ? Lower Refuse Pile --- 19,4003 Refuse Pile Expansion --- 16,4058 Shaft Site 50,000 49,9006 18,650 11,0006 35,710 35,7106 Pole 9 Road 25 Pole 11 Road 180 Pole 12 Road 50 Pole 13 Road 45 Pole 14 Road 140 Pole 16 Road 30 Lone Pine Gulch Fan --- 26,100 Lower Refuse Pile & Various 58,000 Varies4'7 Various 15,200 Vazies7 Notes: 1. Volume calculated by Envirocon, Inc. Based on the 1993 topsoil pile relocation designs and utilizing original (1996) contours and contour survey of the pile conducted in 1993 by Messenger & Associates. 2. Includes approximately 400 c.y. at the Lone Pine substation and approximately 3,s00 c.y. for the Lone Pine mine water treatment pond. (Not Constructed) 3. Volume calculated following LRP reconfiguration (IR78), July 1996. 4. Approximately 13,270 c.y. will be kept in Stockpile at all times for reclamation at Lower Refuse Pile 5. For topsoil and subsoil stockpile locations, see Map 53, 53A, and 53B 6. As-Built volumes from Nielson's Topographic Survey (Nov. 1997). 7. The volume of Live Subsoi] Stockpiles will vary as soil is added to and removed from the pile for construction projects. Soil is not needed for reclamation, other than as noted in Footnote 4. 8. Acrual storage volumes will vary depending on the phase of construction and reclamation of the RPE area See Table 1 in Exhibit 70, which details the amount of soil [hat is stripped during each phase. 9. Unless otherwise specified, actual storage volumes have been estimated as of August 1998. 1.05-52 Revised Jul. ]996 MR190; Revised Nov. 1996 PR07; Revised Jan. 1997 TR79; Revised Jul. 1997 TR81; Revised Sep. /997 MR225; Revised Oct. 1998 TR86