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ii I I I I I I I I I I I I I I I I I I I I City of Brush Opinion of Probable Construction Costs Downtown Clayton Street Alternative 1. 10-YE~ar Event Asphalt Removal Asphalt Paving Asphalt Overlay Waterline Relocation 18" RCf> Class III 24" RCf> Class III 30" RCP Class III 42" RCf> Class III 3' Type 13 Combination Inlet 6' Type 13 Combination Inlet 9' Type 13 Combination Inlet Inlet Removal 5' Manhole Removal Manhole C&G Removal C&G Install Grading for Retention Facility Regrading of Clayton Street, N. Railway to Edmunds Street Asphalt Removal Concrete Removal Asphalt Paving CONTINGENCY (2S%) ENGINEERING (10~:to) QUANTITY UNIT UNIT COST AMOUNT 1670 SY $3.00 $5,010.00 2300 SY $18.00 $41,400.00 15000 SY $5.00 $75,000.00 803 LF $100.00 $80,300.00 30 LF $40.00 $1,200.00 430 LF $60.00 $25,800.00 70 LF $85.00 $5,950.00 2100 LF $120.00 $252,000.00 2 EA. $2,500.00 $5,000.00 6 EA. $4,700.00 $28,200.00 1 EA. $6,900.00 $6,900.00 9 EA. $1,000.00 $9,000.00 9 EA. $4,000.00 $36,000.00 2 EA. $1,500.00 $3,000.00 70 LF $5.00 $350.00 70 LF $10.00 $700.00 8.5 AC-FT $16,000.00 $136,000.00 2710 SY $3.00 $8,130.00 2710 SY $15.00 $40,650.00 6400 SY $18.00 $115,200.00 Total $875,790.00 25% $218,947.50 SUBTOTAL $1,094,737.50 10% $109,473.75 GRANDTOTAL $1,204,211.25 * Correlates with alternative 1 in 2002 City of Brush Stormwater System Study Note: Costs noted as .. Regrading of Clayton Street, N. Railway to Edmunds Street are additional costs, above and beyond typical storm sewer construction costs, required to remove the excessive asphalt crown and underlying concrete pavement to provide improved conveyance capacity.