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Table 5 <br />Option 2 - Phase 2 <br />Option 2, Phase 2 - Channel Improvements & 34.9 ac-ft Detention in B509-03-00 <br />Item <br />No. <br />Item Description <br />Unit <br />I <br />Estimated <br />Quantity <br />Unit Price <br />Total Cost <br />1 <br />Mobilize & Prepare Right -of -Way (5% of Total) <br />LS <br />1 <br />$ 76,709 <br />$ 76,709 <br />D4 - 7.4 <br />ac-ft Detention at City Property on B109-00-00 <br />Excavation 0.8 ac Site wl HCFCD ROW <br />CY <br />11,939 <br />$ 4.00 <br />$ 47,755 <br />Final Grading & SWQ <br />SY <br />3,872 <br />$ 1.00 <br />$ 3,872 <br />Subtotal D4 - 7.4 ac ft Detention at City Property on B109-00-00: $ 51,627 <br />8109-03-00 & 13109-00-00 Channel Improvements (4,800 LF) <br />2 <br />Remove & Dispose of Existing Concrete Slope <br />Pavement <br />CY <br />269 <br />$ 6.70 <br />$ 1,804 <br />3 <br />1 Excavation (Channel) <br />CY <br />25,813 <br />$ 4.80 <br />$ 123,904 <br />4 <br />15" Reinforced Concrete Riprap, 2 Slopes at 2:1, <br />Ave. Depth 8 ft, (Include Subgrade Work) <br />CY <br />994 <br />$ 270 <br />$ 268,328 <br />5 <br />Concrete Low Flow Section (12' wide) <br />CY <br />1,264 <br />$ 300 <br />$ 379,259 <br />Subtotal B109-03-00 & B109-00-00 Channel <br />Improvements <br />(4,800 LF): $ 773,295 <br />Canada St. Bridge over B112-02-00 (KCBs) <br />6 <br />RC Boa's ($580 LF x 5 Barrels) <br />LF <br />350 <br />$ 580 <br />$ 203,000 <br />7 <br />Remove & Dispose of Existing Concrete Slope <br />Pavement <br />CY <br />393 <br />$ 6.70 <br />$ 2,630 <br />8 <br />Excavation (Channel) <br />CY <br />8,711 <br />$ 4.80 <br />$ 41,813 <br />9 <br />Approaches & TCP (Assume 25% of Bridge) <br />LS <br />1 <br />$ 60,760 <br />$ 50,750 <br />Subtotal Canada St. Bridge over B112-02-00 (KCBs): $ 298,194 <br />K4otz Associates Project No. 0 127. 011.000 8112-02-00 Drainage Study <br />July 2009 1 of 2 City of La Porte <br />