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<br /> Table 1 - JPSP
<br /> Martin Cnll Dam Rehabilitation/Repair - Cost Estimate - Alternatives No.3 and No.4
<br /> Item Onantitv Unit Unit Price $ Amount $
<br /> Mobilization I L.S, ]5,000 15,000
<br /> Clearing and Grubbing I L.S, 1,500 1,500
<br /> Topsoil Removal I L.S, 1,000 1,000
<br /> Upstream Embankment Overexcavation 18,000 yd' 2 36,000
<br /> Borrow Excavation 25,000 yd' 2,50 62,500
<br /> Embankment Backfill
<br /> (US & DS Embankments) 35,000 yd' 2 70,000
<br />. Seep Drain Installation 100 L.F, 30 3,000
<br />Concrete Inlet Structure ] L.S, 2,000 2,000
<br /> Grouting Old Outlet Pipe 220 L.F, 22,70 5,000
<br /> New Outlet Pipe Installation
<br /> (Includes trenching & backfilling) 500 L.F, 40 20,000
<br /> Cutoff Collars 2 Ea, 500 1,000
<br /> Precast Manhole I L.S, 3,800 3,800
<br /> Precast Gate Chamber w/12" Sluice Gate
<br /> And Operating Rod L.S, 5,500 5,500
<br /> Rip Rap Stilling Basin & Seep Drain
<br /> (Includes fabric or bedding materials L.S, 1,200 1,200
<br /> Rip Rap Upstream Face of Embankment
<br /> (Includes fabric or bedding materials L.S, 24,000 24,000
<br /> Topsoil Replacement & Revegetation L.S, 1,500 1,500
<br /> Dewatering L.S, 1,000 1,000
<br /> Engineering Design, Construction Observation & Testing Job 47,000 47.000
<br /> Subtotal for Alternative No.3 $300,000
<br /> Raising Embankment 2' 1,111 yd' 4,50 5,000
<br />. ModifY Existing Concrete Spillway Structure I L.S, ]5,000 14,000
<br /> Grout Spillway Structure Abutments I L.S, 11,000 11,000
<br /> Total for Alternative No.4 $330,000
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<br />Implementation Schedule
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<br />As noted previously, the plans and specifications for Alternative No, 3 have been submitted and approved
<br />by the State of Colorado, NWCC, Inc, and Water Resource Consultants, LLC are expected to complete the
<br />plans and specifications for the modifications outlined in Alternative No, 4 by the end of May and except to
<br />receive approval from the State Engineer's Office by the frrst of August 2002, Construction is expected to
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<br />Martin Cull Dam Rehabilitation Feasibility Study
<br />
<br />May 2002
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<br />Page 5
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