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s <br />Mr. Rick Parsons, P.E. April 19, 2010 <br />L.G. Everist Combined Replacement Plan Page 3 of 9 <br />TABLE 3 <br /> Proposed Final Ditch Rights <br />Site Name DMG # Reclamation Bond Amount Committed/Comments <br />Lohmann Pit M2001-017 Water storage $1,025,000 none <br /> reservoirs <br />Rinn Valley Pit M1997-493 Ground water pond $114,700 Shares of Rural Ditch water <br />Firestone Pit M1996-052 Rangeland $49,450* none <br />Fort Lupton Pit M1999-120 Water storage $997,872 none <br /> reservoirs <br />Lupton Meadows M2002-104 Water storage <br />$289 <br />000 <br />none <br />Pit reservoirs , <br />. <br />I HU VfVVIJ YU111111 IU1 UIU rllestone rit is in a process of Demg amenaea to aaa more acres to the permitted area <br />thus the bond will increase <br />Depletions <br />The depletions resulting from evaporation, water lost in product, dust control and concrete <br />production are shown in Table 3 below: <br />TABLE 4 - DEPLETIONS <br /> <br />Site Name Evaporation <br />L <br />L <br />Product Moisture Loss <br />Dust Control Concrete <br />Total Depletions Total Net <br /> oss <br />oss (ac-ft) (ac-ft) Produ Rion (ac- (ac-ft) Depletions*** <br /> ( (ac-ft) <br /> 2010 2011 2010 2011 2010 2011 2010 2011 2010 2011 2010 2011 <br />Lohmann 6.3 7.6 <br />Pit 10.0 10.0 (250,000 (300,000 1.0 1.0 0.0 0.0 17.3 18.5 -19.12 -18.29 <br /> tons) tons) <br />Rinn Valley 15.2 15.8 <br />Pit 14.5 14.5 (600,000 (625,000 1.0 1.0 12.3* 13.0** 43.0 44.3 -4.00 -49.95 <br /> tons) tons) <br />Firestone <br />Pit 17.3 17.3 0.00 0.0 0.0 0.0 0.0 0.0 17.3 17.3 -17.3 -17.3 <br />Fort Lupton 10.6 <br />Pit 12.5 12.5 (416,900 0.0 0.4 0.0 0.0 0.0 23.5 12.5 -21.33 -13.59 <br /> tons <br />Lupton 17.3 28.5 <br />Meadows 16.8 16.8 (683,100 (1,125,000 0.6 1.0 0.0 0.0 34.7 46.3 29 -95.69 <br />Pit tons tons <br />Total 71.1 71.1 49.4 51.9 3.0 3.0 12.3 13.0 135.8 138.91 197.29 194.82 <br />.,1, vv,vvv V1io V? %,VlMdV W piVUUtA1url C11 1U UV yanVns UI Wdlel per 10n OT concrete <br />**Based on 85,000 tons of concrete production and 50 gallons of water per ton of concrete <br />***The total net depletions at Lohmann Pit, Rinn Valley Pit, Fort Lupton Pit and Lupton Meadows Pit include accretions credits <br />or depletions from dewatering. The total net depletions for 2010 and 2011 for all pits were taken from Tables 8 and 11 <br />The net evaporation for the Firestone Pit includes a credit of 0.60 acre-feet of consumptive use <br />of ground water associated with the partial subirrigation of the historically irrigated acreage. Computation