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I I I I I I I I I I- I I I I I I I I I n~l~ '~7 U~~~U Estimated Table 3-1 Canopy and Brush Removal by Land Category Costs Land Category Current Cost/Acre (1985 Dollars) Annualized Cost/Acre I II III $35,00 57.00 95.00 $3,00 4.85 8,10 The second column of Table 3-1 is the estimated current cost per acre for each clearing operation, The third column gives annualized cost estimates over 50 years with an 8 3/8 percent discount rate, The latter figures were used in adjusting preliminary repayment capacities since they are also annualized, It should be noted that the costs given in Table 3-1 do not include costs for unskilled labor, This adjustment was made because land clearing and preparation costs were assumed to be a construction activity, The U,S. Water Resources Council (WRC) Principles and Guidelines (1983) allow for the use of a zero opportunity cost for unskilled labor in construction activities on water projects if the project area is one of high unemployment, For purposes of this analysis. it was assumed that the high unemployment assumption holds. It should be noted that land leveling costs are not explicitly addressed in either the Level A or Level B economic analyses, The costs necessary to adapt an appropriate irrigation technology to the contours of a parcel were incorporated in the agricultural engineering analysis conducted by Boyle Engineering, 4 .