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<br />
<br />SU"MARY
<br />TABLE 2A
<br />STATE OF COLORADO
<br />STREAMBANK EROSION STUDY
<br />COST ESTIKATE - COMPARISON OF BENEFITS AND COST (Dollarsl (I)
<br />
<br />,---------------------------------------------------------------------------------------------------------------------------------------------------------:
<br />
<br />Study An~a
<br />
<br />Structural
<br />Meilsures
<br />Rock Riprap
<br />(2)
<br />
<br />Construction Engin@ering
<br />Cost
<br />
<br />Project Land
<br />Ad.inistration Rights
<br />
<br />(3)
<br />
<br />Tohl
<br />Iostalld ion
<br />
<br />0& M
<br />
<br />Average
<br />Annual
<br />Cost
<br />
<br />Total
<br />Averilge Annual
<br />Cost with 0&"
<br />(41
<br />
<br />Averilge
<br />Annual
<br />Benl!'f'ih
<br />(5)
<br />
<br />Cy
<br />
<br />:---------------------------------------------------------------------------------------------------------------------------------------:
<br />
<br />.
<br />
<br />Currant Creek
<br />
<br />14,600
<br />
<br />Dolores River
<br />
<br />59,580
<br />14,600
<br />
<br />Elk River
<br />
<br />Kerber Crel!'k
<br />
<br />63,200
<br />
<br />Lake Fork
<br />
<br />44, ZOO
<br />
<br />Li tt I e Thollpson
<br />River
<br />
<br />96,540
<br />
<br />-
<br />-.J
<br />
<br />Lower Founh.in
<br />Creek
<br />
<br />5,440
<br />
<br />North Fork
<br />Gunnison
<br />
<br />14,200
<br />
<br />Unco.pahgre
<br />River
<br />
<br />20,200
<br />
<br />White River
<br />
<br />2Z,200
<br />
<br />,---------------------------------------------------------------------------------------------------------------------------------------------------------,
<br />
<br />7,670
<br />
<br />.
<br />
<br />854,100
<br />
<br />3,485,430
<br />854,100
<br />
<br />3,697,200
<br />
<br />2,585,700
<br />
<br />5,647,590
<br />
<br />.318,240
<br />
<br />830,100
<br />
<br />1,181,100
<br />
<br />1 ,198,?OO
<br />
<br />.
<br />
<br />119,574
<br />
<br />481 ,960
<br />
<br />119,574
<br />
<br />516,608
<br />
<br />361,998
<br />
<br />190,66Z
<br />
<br />44,55.3
<br />
<br />116,298
<br />
<br />165,438
<br />
<br />181,818
<br />
<br />.
<br />
<br />145,197
<br />
<br />592,5Z.3
<br />145,197
<br />
<br />6ZS,524
<br />
<br />439,569
<br />
<br />960,090
<br />
<br />54,101
<br />
<br />141,219
<br />
<br />200,889
<br />
<br />220,779
<br />
<br />.
<br />
<br />.
<br />
<br />(2X1
<br />
<br />.
<br />
<br />.
<br />
<br />------------.--------------,
<br />
<br />o
<br />
<br />17,100 98,068
<br />69,700 400,201
<br />
<br />17 ,000 89,069
<br />
<br />73,980 424,518
<br />
<br />51,700 Z96,900
<br />
<br />1IZ,900 648,500
<br />
<br />6,400
<br />
<br />36,541
<br />
<br />.
<br />
<br />115,168
<br />
<br />471,776
<br />
<br />115,069
<br />
<br />498,498
<br />
<br />.348,600
<br />
<br />761,400
<br />
<br />44,941
<br />
<br />111,994
<br />
<br />163,585
<br />
<br />140,119
<br />
<br />16,800
<br />
<br />o
<br />
<br />o
<br />
<br />zoo
<br />
<br />o
<br />
<br />1,200
<br />
<br />5,.375
<br />
<br />5,267
<br />
<br />: Total 354,760 20,753,460 Z,905,500 .3,5Z8,100 0 27,187,100: 415,100 :
<br />1--------------------------------------------------------------------------------------~------------------------------------------------------------------l
<br />
<br />o
<br />
<br />1,118,871
<br />
<br />16,614 95,382
<br />
<br />23,700 139,885
<br />
<br />26,000 114,119
<br />
<br />(1) Price Base: SepteMber 1987 a.ortized at 8 5/8 X for 50 years
<br />(2) Rock riprap installed (with base) 2 ~y per foot bank at $50 per cy = $100 per foot with a life expectancy of 50 years
<br />(3) Corps of En9ineer~ 404 permit to work in river
<br />(4) Includes cost for structural .easures to protect riparian habitat and zr. O&M
<br />(5) Benefits for riparian habitat protection were not analyzed
<br />
<br />o
<br />
<br />4,565,91.3
<br />
<br />o
<br />
<br />1,118,871
<br />
<br />o
<br />
<br />4,834,332
<br />
<br />o
<br />
<br />3,387,Z67
<br />
<br />o
<br />
<br />7,398,343
<br />
<br />o
<br />
<br />416,894
<br />
<br />o
<br />
<br />1,088,217
<br />
<br />o
<br />
<br />1,548,027
<br />
<br />o
<br />
<br />1,701,297
<br />
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