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<br />SUM MAR Y
<br />TABLE 2B
<br />STATE OF COLORADO
<br />STREAMBANK EROSION STUDY
<br />COST ESTIMATE - COMPARISON OF BENEFITS AND COST (Dollars) (1)
<br />
<br />:-----------------------------------------------------------------~--------------------------------------------------------------------------------------.
<br />
<br />Study Al'"u.
<br />
<br />Structural
<br />Mea.sures
<br />Anchored Trees
<br />(2)
<br />
<br />Construction
<br />Cost
<br />
<br />Engineering
<br />
<br />Project
<br />Adlllinistration
<br />
<br />Land
<br />Ri ghts
<br />
<br />Total
<br />Installation
<br />
<br />o & M
<br />(IX)
<br />
<br />Average
<br />Annual
<br />Cost
<br />
<br />Total
<br />Aver-age Annual
<br />cost with 031'1
<br />(4)
<br />
<br />Average'
<br />An nuct. I
<br />Benefits
<br />(5)
<br />
<br />(3)
<br />
<br /> :--------------------------------------------------------------------------------------------------------------------------------------
<br /> , Ft , $ $ $ $ $ : $ $ $ $
<br /> , ,
<br /> ,------------------------------------------------------------------------------------------------------------------------------------------~-------------
<br /> Currant Creek 7,300 170,820 23,915 29,039 0 223,714 1,100 21,150 28,850 0
<br /> Dolores River 29,790 691,086 97,592 118,505 0 913,183 7,000 110,976 111,796 16,800
<br /> Elk River 7,300 170,820 23,915 29,039 0 223,714 1,600 21,151 28,151 0
<br /> Keroer ':'reeK ,j} , btJU (.;JY,4....U lU;$,~l l;l:tlI, tot) 0 968,666 7,300 111,526 124,826 0
<br /> Lake Fork 22,100 517,140 12,399 87,913 0 677,453 5,200 82,200 87,400 0
<br /> Little- Tho.-pson
<br /> Rive-r 48,270 1,129,518 158,132 192,018 0 1,479,668 11,300 180,000 191,400 0
<br />- Lower Fountain
<br />(I) Creek 2,720 63,648 8,910 10,821 0 83,379 600 10,116 10,716 1,200
<br /> North Fork
<br /> Gunnison 7,100 166,140 23,260 28,244 0 217,643 1,100 29,382 31,230 5,375
<br /> Unco.pahgre
<br /> River 10,100 236,340 33,088 40,118 0 309 ,605 2,500 37,566 40,065 5,261
<br /> White River 11,100 259,740 36,364 44,156 0 340,260 2:,600 41,283 43,893 7,670
<br />
<br />--------------------------------------------------------------------------------------------------------------------------------------------------------
<br />
<br />Total 177,380 4,150,692 581,097 105,618: 0 5,437,407: 41,500:: :
<br />:--------------------------------------------------------------------------------------------------------------------------------------------------------,
<br />
<br />(1) Price Base: Septe.ber 1981 a.ortized at 8 5/8 X for 50 years
<br />(2:) Anchored trees installed at S20 per foot of bank protected with a life expectancy of 15 ye-ars
<br />(3) Corps 01 En9in.er~ 404 ppr.it to wor~ in river
<br />(4) Includes cost lor structural .easures to protect riparian habitat and IX O&M
<br />(5) Benefits for riparian habitat protection were not analyzed
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