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• • Indian River County 1 Impact Fee Update Study Calculated Transportation Impact Fee Schedule The impact fee calculations for each land use are included in Appendix E, which includes the major land use categories and the impact fees for the individual land uses contained in each of the major categories. For each land use, Appendix E illustrates the following: • Demand component variables (trip rate, trip length, and percent of new trips); • Total impact fee cost; r'„ > • Annual gas tax credit; ,-' • Present value of the gas tax credit; • Net transportation impact fee; • Current Indian River County impact fee;and • Percent difference between the calculated impact fee and the`'c Trent impact fee. It should be noted that the net/iiiipact fee illustrated iri Appendix E is n`of necessarily a recommended fee, but instead represents-rthe technically defensible impact fee per unit of land use that could be charged in Indian,River-County. N` For clarification purposes, -'the calculation,'of an impact fee foe" one land use category is presented. In the •following example, the net, impact fee is -calculated for the single-family residential detached land use category (ITE LUC :210) using information from the impact fee schedule'includetin Appendix E, Table E-1. For.each land use category, the following equations'are utilized -to ;calculate -the net impactfee: Where: Total Impact Cost = ([Trip Rate x Assessable Trip Length x % New Trips] / 2) x (1 — Interstate/Toll Facility Disc. Factor) x (Cost per Vehicle -Mile of Capacity) Net Impact'Fee = Total Impact Cost — Gas Tax Credit Gas Tax Credit = Present Value (Annual Gas Tax), given 2.5% interest rate & 25 -year facility life Tindale -Oliver & Associates, Inc. Indian River County January 2014 115 Impact Fee Update Study