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<br />TABLE IV-2 ESTIMATED QUANTITIES AND COSTS FOR IMPLEMENTTNr.
<br />THE RECOMMENDED PLAN
<br />Lower GunnIson SalinIty Control Study, Colorado
<br />
<br />Item of Work Units Level of Improvement Total
<br /> Intensive I Hinimal 21
<br /> Quantity Cost l' Quantity Coat ~I Quanti ty Coet ~J
<br /> (SI000) (SI000) ($1000)
<br />Heasurln~ Devices ea. 1,910 1,241 5,440 2,069 7.360 3,310
<br />Ditch Lining:
<br />He"ld Ditches _I. 379 23,047 114 31 4,143 493 27 ,190
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<br />Tallwater Ditches _I. I)) 3,643 0 0 1)) 3,643
<br />Ditch Structures ea. 2,560 1,780 1,240 31 856 3,800 2.636
<br />Pipeline _I. 352 19,185 53 II 1,946 405 21,131
<br />Pipe Structures ea. 4,390 3,030 660 II 455 5,050 3,485
<br />Gated Pipe _I. 323 11,962 17 II )23 340 12,285
<br />Land I.evel ing 41,700 18,109 37,300 - 15,648 79,000 33,757
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<br />Closed DraIns _I. 49 3,000 0 0 49 3,000
<br />Semi-automated Systems ac. 24.500 354 0 0 24,500 354
<br />Shallow Water Areas 4/ ac. 30 36 70 84 100 120
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<br />Subtota.l Cost - --- 85,398 --- 25,534 --- 110,932
<br />Off-Farm Laterals .1. 104 15,269 0 0 104 15,269
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<br />Total Cost - --- 100,667 --- 25,534 --- 126,201
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<br />lr- Intensive treatment limited to watecsheda 1,3,7,8,9,11,17,19,20 and 22,
<br />2/ Minimal treatment lLllIited to wateraheds 2,5,6,10,12,13,14.15,16,18,23,24,25 and 26. Note that
<br />- watersheds 4 and 21 are to receive minimal treatment plus onfarm ditch lin1ng.
<br />3/ Installation of these practices will be limited to waterBheds 4 and 21 only.
<br />4/ Estimated extent of voluntary implementation of practices for mitigating wetland losses under existing
<br />authority.
<br />5/ July 1980 price base. Costs include 15 percent contingency but not technical assistance or
<br />administrative costs.
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