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<br />I <br /> <br />I <br /> <br />TABLE IV <br /> <br />TABLE V-A <br /> <br />I <br /> <br />UNIT CONSTRUCTION COSTS <br /> <br />ESTIMATED COST OF CONSTRUCTION <br />LEE GULCH, REACH I, SOUTH PLATTE RIVER TO ELATI STREET <br /> <br />I <br /> <br />ITEl-! <br /> <br />UNIT UNIT COST <br />C.Y. $ 4.50 <br />C.Y. 2.50 <br />C.Y. 46.00 <br />L.F. 10.00-35.00 <br />C.Y. 155.00 <br />C.Y. 325.00 <br />C.Y. 265.00 <br />L.F. 1000.00 <br />L.F. 530.00 <br />S.F. 45.00 <br />L.F. 250.00 <br />L.F. 320.00 <br />L.F. 180.00 <br />L.F. 110.00 <br />L.F. 80.00 <br />L.F. 60.00 <br />L.F. 3.00 <br /> <br />Fiscal and Administrative Cost (@8%) <br />Land Acquisition Cost <br /> <br />Channel Excavation <br /> <br /> ITEM QUANTITY <br />Channel Excavation 11,000 C.Y. <br />Channel Embankment 10,000 C.Y. <br />Buried Riprap Slope Protection 1,200 C.Y. <br />Riprap Trickle Channel 400 L.F. <br />Heavy Riprap 50 C.Y. <br />Grouted Riprap 10 C.Y. <br />Concrete Slope Paving 40 C.Y. <br />Concrete Headwall 20 C.Y. <br />Drop Structure 2 EA. <br />Maintenance Access Trail 13 , 000 L.F. <br />Erosion Check/Trail Crossing 6 EA. <br />Seeding and Mulching 2 AC. <br /> <br />I <br /> <br />Unclassified Excavation <br /> <br />Buried Riprap or Gabion Slope Protection <br /> <br />I <br /> <br />Riprap Trickle Channel <br /> <br />I <br /> <br />Concrete Slope Paving <br /> <br />Concrete, Reinforced, Less Than 50 C.Y. <br /> <br />I <br /> <br />Concrete, Reinforced, Greater Than 50 C.Y. <br /> <br />Triple Box Culvert <br /> <br />I <br /> <br />Double Box Culvert <br /> <br />I <br /> <br />Clear Span Bridge <br /> <br />120" Structural Plate CSP <br /> <br />I <br />I <br /> <br />84" RCP (Jacked) <br /> <br />63" X 98" H. E. RCP <br /> <br />SUBTOTAL <br /> <br />60" RCP <br /> <br />42" RCP <br /> <br />Contingencies (@20%) <br />Engineering (@15%) <br /> <br />I <br /> <br />21" RCP <br /> <br />TOTAL CONSTRUCTION COST <br /> <br />I <br /> <br />Maintenance Access Trail <br /> <br />TOTAL CAPITAL COST <br /> <br />I <br /> <br />REFERENCES: <br /> <br />Annual Operation and Maintenance Cost <br /> <br />I <br /> <br />KKBNA, Inc., Major Draina~eway Plannin~, Lee Gulch, Little Creek, <br />Phase A Report, Urban Drainage & Flood Control District, Denver, 1977 <br /> <br />I <br /> <br />URS Co., Major Draina~eway Planning, Sloans Lake Basin, Phase B <br />Report, Urban Draina~e & Flood Control District, Denver, 1977 <br /> <br />Colorado Department of Highways, 1977 Cost Data, Denver, 1978 <br /> <br />I <br /> <br />I <br /> <br />COST <br /> <br />$ 49,500 <br /> <br />40,000 <br /> <br />55,200 <br /> <br />4,000 <br /> <br />2,500 <br /> <br />500 <br /> <br />6,200 <br /> <br />6,500 <br /> <br />2,000 <br /> <br />39,000 <br /> <br />4,800 <br /> <br />2,600 <br /> <br />$212,800 <br /> <br />42,600 <br />31,900 <br /> <br />$287,300 <br /> <br />23,000 <br />- 0 - <br /> <br />$310,300 <br /> <br />$ 6,000 <br /> <br />-12- <br />