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Table 6: Preferred Alternative Cost Opinion Summary
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<br />Project 1 - Diversion Headgate rehabilitation
<br />Item Description QuantityUnitUnit Cost ($)Extended Cost ($)
<br />Remove/rehabilitate gate 1LS 13,000 $13,000
<br />Subtotal $13,000
<br />Contingency (15%)$1,950
<br />Tota l $14,950
<br />Project 2 - Broadway pipeline replacement
<br />Item Description QuantityUnitUnit Cost ($)Extended Cost ($)
<br />Mobilization 1LS $9,500 $9,500
<br />Demolish existing pipe/structures 1LS $6,500 $6,500
<br />5-ft dia manhole 1LS $8,000 $8,000
<br />New diversion structure 1LS $10,000 $10,000
<br />5-ft dia manhole w/ formed invert 1LS $9,000 $9,000
<br />24"x38" RCPE 650LF $100 $65,000
<br />Repair driveways 600SF $2 $1,200
<br />Traffic control 1LS $5,000 $5,000
<br />Railroad flagging/permits 1LS $3,000 $3,000
<br />Incidental removal/replacement (signs, delineators, etc.)1LS $1,500 $1,500
<br />Subtotal $118,700
<br />Contingency (20%)$23,740
<br />Tota l $142,440
<br />Project 3 - New Sand-out Structure
<br />Item Description QuantityUnitUnit Cost ($)Extended Cost ($)
<br />Mobilization 1LS $7,000 $7,000
<br />Demolish existing pipe/structures 1LS $6,000 $6,000
<br />72-inch CMP 200LF $110 $22,000
<br />Headwall at 72-inch CMP 1LS $16,000 $16,000
<br />72-inch outlet and riprap 1LS $3,500 $3,500
<br />Slide Gates 2EA $9,000 $18,000
<br />48-inch PE 100LF $85 $8,500
<br />Traffic control 1LS $2,000 $2,000
<br />Remove/replace concrete path 1LS $1,500 $1,500
<br />Subtotal $84,500
<br />Contingency (25%)$21,125
<br />Tota l $105,625
<br />Project 4 - New Federal pipeline
<br />Item Description QuantityUnitUnit Cost ($)Extended Cost ($)
<br />Mobilization 1LS $14,200 $14,200
<br />48-inch PE 1500LF $85 $127,500
<br />6-foot Manhole 3EA $10,000 $30,000
<br />Inlet headwall and trash rack 1LS $12,000 $12,000
<br />Outlet headwall and transition 1LS $10,000 $10,000
<br />Subtotal $193,700
<br />Contingency (25%)$48,425
<br />Tota l $242,125
<br />Implementation Schedule
<br />The following critical path schedule is proposed for project implementation:
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<br />1. CWCB Loan Approval – 7/12 to 7/13 CWCB meeting in Walden, CO
<br />2. Fisher Ditch special shareholder meeting to approve loan – end of July 2011
<br />3. Contractor Selection (Project s 1 and 2) – end of August 2011
<br />4. Construction (Projects 1 and 2) – November 2011 through March 2012
<br />5. Begin diversions, 2012 season – April 1, 2012
<br />6. Construction (Projects 3 and 4) – November 2012 through March 2012
<br />7. Begin diversions, 2013 season – April 1, 2013
<br />8. Substantial completion of all work under the loan – May 1, 2013.
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