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<br />Table 1
<br />�
<br />Rio Grande Reservoir Rehabilitation
<br />' Engineer's Opinion of Costs - Reconnaissance Level
<br />October 2006
<br />Construction ltem Quanfity Unit Cost Extension
<br />1 Mobilization (@5%) 1 LS $463,000 $463,000
<br />Subtota! $463,000
<br />Z Dam Embankment
<br />a. Foundation Preparation (upstream}
<br />b. Remove Existing Rip & Rip Rap bedding
<br />c. Construct Coffer Dam
<br />e. Foundation Grouting
<br />d. PVC bedding
<br />e. PVC lining
<br />f. Riprap bedding
<br />g. Riprap
<br />3 Left Abutment
<br />a. Clearing/Grubbing/Stripping
<br />b. Left Abutment Drainage Gallery Tunnel
<br />and Drains
<br />c. PVC bedding/filter
<br />d. PVC Liner
<br />4 Outtet Works
<br />a. Construct tVew Lower Bypass Outtet
<br />Tunnel
<br />b. Construct New Gate Shaft
<br />c. Air Vent for E�tisting Outlet Tunnel
<br />d. Expand ebsting Outfet Building
<br />e. lnstall new Gate
<br />5 Spillway
<br />a. New Spillway Weir
<br />b. Improve existing spillway channel
<br />c. Concrete Parapet Wal(
<br />6 Miscellaneous
<br />a. lnstrumentation
<br />b. Seeding and Fertilizing
<br />c. Care of the River
<br />10,000
<br />15,000
<br />1
<br />1
<br />5,OQ0
<br />100,000
<br />S,OOQ
<br />15,000
<br />50,000
<br />250
<br />15,000
<br />75,000
<br />CY $10 $100,000
<br />CY $4 $60,000
<br />LS $200,000 $200,000
<br />�s $aoo,00a �oo,oao
<br />CY $20 $100,000
<br />SF $4 $400,OOQ
<br />CY $25 $125,000
<br />CY $40 $600,000
<br />Subtotat $t,985,D00
<br />CY $10 $500,000
<br />LF $5,000 $1,250,000
<br />CY $20 $300,000
<br />SF $4 $300,000
<br />Subtotal $2,350,000
<br />150 LF $3,500 $525,000
<br />1 LS $500,000 $500,000
<br />1 LS $400,000 $400,000
<br />1 LS $15Q,000 $150,000
<br />1 LS $500,OOQ $500.000
<br />Subtota! $2,075,000
<br />i LS $400,000 $400,000
<br />1 LS $1,500,000 $1,500,000
<br />7 LS $100,OOQ $1�0,000
<br />Subtota! $2,000,000
<br />1 LS $300,000 $300,000
<br />5 Acre , $8,000 $40,000
<br />1 LS $500,000 _ $500,000
<br />Subtotal $840,000
<br />Total Construction Items $9,713,000
<br />Misc and Unlisted Items Q 5% $490,000
<br />Permitting @ 5% $490,000
<br />Engineering @ 15% 1 460 000
<br />Subtofal $12,153,000
<br />Contingency @ 30% $3,650,000 •
<br />ESTIMATED TOTAL (rounded to nearest 3900,000} �15,800,OOD
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<br />P:1024fi �DM Engineers\0246.001.00 Rio Grande Reservoir Entargement StudylEOC.xIs
<br />10/31/2006
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