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TABLE 2. Engineer's Opinion of Probable Cost <br /> Applegate <br /> Group,, Brannan Sand and Gravel <br /> Pit 29 Groundwater Mitigation Job Name: Brannan Ph29 <br /> 1490 W. 121st Ave.,Suite 100 (French Drain)Plan Job No. : 10-116 <br /> Denver,CO80234 Amendment2.2 By: CEC/th <br /> Phone:(303)452-6611 Date: 12/31/2014 <br /> Fax: (303)452-2759 Adams County,CO Project: Pit 29 GW Mitigation <br /> Client: Brannan Sand&Gravel <br /> NIJMBEROF lAIT UNIT ESTIMATED <br /> DESCRIPTION UNITS 'IYPE COST COST <br /> Construction <br /> 1 Clear and Grub(Inc.Stockpile) 0.75 AC $ 4,5W.00 $ 3,375 <br /> 2 12-inch Diameter ADS HDPE N-12 Perforated Pipe 900 LF $ 25.00 $ 22,500 <br /> 3 12-inch Diameter ADS HDPE N-12 Pipe 950 LF $ 25.00 $ 23,750 <br /> 4 2"Washed Drain Rock 687 CY $ 40.00 $ 27,474 <br /> 5 Mirafi 14ON Nonwoven Geotextile 4,500 SY $ 3.00 $ 13,500 <br /> 6 Trench Excavation 1,950 CY $ 4.00 $ 7,800 <br /> 7 Compacted Backfill(Drain Rock and Native) 1,900 CY $ 3.00 $ 5,700 <br /> 8 4-11 Diameter Manhole(Typical) 4 EA $ 3,000.00 $ 12,000 <br /> 9 Waterstop Gasket(12-inch Diameter) 8 FA $ 200.00 $ 1,600 <br /> SUBTOTAL $ 118,000 <br /> 10 CONSTRUCTION PROFIT&RISK(10%) $ 11,800 <br /> 11 MOBILIZATION (3%) $ 3,540 <br /> 12 SURVEYING(STAKING) (1%) $ 1,180 <br /> 13 GEOTECHNICALTESTING(1%) $ 1,180 <br /> 14 CONTINGENCY(10%) $ 11,800 <br /> TOTAL $ 147,500 <br /> Note: <br /> 1.Prepared for budgetary purposes;totals rounded to the nearest thousand dollars. <br />