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Last modified
1/25/2010 7:07:38 PM
Creation date
10/5/2006 1:56:53 AM
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Template:
Floodplain Documents
County
Boulder
Community
Louisville
Stream Name
Coal Creek, Rock Creek
Basin
South Platte
Title
Major Drainageway Planning
Date
11/1/1982
Prepared For
Boulder County
Prepared By
WRC Engineering, Inc.
Contract/PO #
&&
Floodplain - Doc Type
Floodplain Report/Masterplan
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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />TABLE-4 <br />UNIT PRICE DATA <br /> <br />PROPERTY ACQUISITION <br />Zoning <br />Residential (low density) <br />Residential (medium density) <br /> <br />DRAINAGE IMPROVEMENTS <br /> <br />Excavation - Channel <br />Excavation - Structural <br /> <br />Backfill <br />Riprap <br />Filter Material <br />Seeding and Mulching <br /> <br />Concrete <br /> <br />Reinforcing Steel <br /> <br />Jacking <br /> <br /> <br />Manholes <br /> <br /> <br />Asphalt Pavement/Base Course <br /> <br /> <br />S-foot Type R Curb Inlet <br /> <br />Grated Inlet <br /> <br /> <br />Ditch Crossing/Overflow Structure <br /> <br />REINFORCED CONCRETE PIPE (IN PLACE) <br /> 27-inches RCP <br /> 30-inches RCP <br /> 36-inches RCP <br /> 42-inches RCP <br /> 48-inches RCP <br /> S4-inches RCP <br /> 60-inches RCP <br /> 66-inches RCP <br /> 72-inches RCP <br /> <br />ll.()!.n~AL ELLIP:rrCAL ~EI~.2.]{"CED CONC~EE.n.P! (I~E~ACE) <br />38" x 60" HE-RCP (48" 0) <br /> <br />-36- <br /> <br />TABLE-4 (CON'T) <br /> <br />UTILITY RELOCATION <br /> <br />UN IT VALUE <br />$18,000/Acre <br />$22,OOO/Acre <br /> <br />Street Crossing <br />Local Street <br />Collector Street <br />Arterial Street <br /> <br />$ S,OOO/Each <br />$IS,OOO/Each <br />$3S,000/Each <br />$ 6.00/L.F, <br /> <br />Storm Sewer <br /> <br />$ 4,OO/CY <br />$ 10 ,OO/CY <br />$ IS,OO/CY <br />$ 20,OO/Ton <br />$ 2S.00/CY <br />$ 2,000/Acre <br />$ 200/CY <br />$ O.SO/LB <br /> 4 Times Pipe Cost <br />$ 2,SOO/Each <br />$ SO.OO/Ton <br />$ 2,000/Each <br />$ 2,000/Each <br />$IS,OOO/Each <br /> <br />ANNUAL OPERATION AND MAINTENANCE <br /> <br />Grass Channel <br /> <br />$ 3.00/L,F. <br />$ 0.50/FT <br />$ I ,00 /L . F . <br />$ 500/AC <br />$ 250/AC <br />$ SOO/Each <br />$ 100/Each <br /> <br />Storm Sewer <br /> <br />Riprap Protection <br /> <br /> <br />Detention Areas <br /> <br />I. Passive Park <br /> <br /> <br />2. Non-Recreational <br /> <br /> <br />Ilydraulic Structures <br /> <br /> <br />I. Culverts, Ditch Crossings, Overflow Structure <br /> <br />2. Check Drops <br /> <br />$ 54 ,OO/LoF, <br />$ 60.00/L.F. <br />$ 72,OO/L,F. <br />$ 80,OO/L,F, <br />$ 9 I ,OO/L,F. <br />$103.00/L.F, <br />$114,OO/L.F. <br />$119.00/L.F, <br />$130.00/L.F. <br /> <br />$130,OO/L,F, <br /> <br />-37- <br />
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