Guidance for Calculating the Return on Investment in Transit State of Good Repair (2019) / Chapter Skim
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Pages 45-64
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45 C H A P T E R 4 Introduction This chapter provides step-by-step instructions on using the Return on Investment Calculator developed as part of this research project and accompanying this report. The instructions include detailed explanations of the input requirements, the methodology behind the tool, and information on interpreting the results.
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46 Guidance for Calculating the Return on Investment in Transit State of Good Repair Inputs The Inputs worksheet contains the necessary parameters required for the ROI calculations. The worksheet includes general parameters, parameters for base and investment case, and EJT results.
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Tool Documentation 47 The items in the Required Parameters section are needed for any analysis and may change from one analysis to another. These are as follows: 1.
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48 Guidance for Calculating the Return on Investment in Transit State of Good Repair 2. Environmental Cost of Autos ($/mi)
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Tool Documentation 49 the mode includes no guideway, if guideway is not being analyzed, or if the mode is not in use.
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Figure 4-4. Snapshot of base case and investment case tables if year-by-year cost predicted by age is selected.
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Figure 4-5. Snapshot of base case and investment case tables if year-by-year cost prediction by age is not selected.
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52 Guidance for Calculating the Return on Investment in Transit State of Good Repair Figure 4-6. Effective Journey Time Results.
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Tool Documentation 53 Calculations The Calculations worksheet contains year-by-year calculations of costs and benefits. This sheet should not be edited or deleted by the user.
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Figure 4-8. Results worksheet.
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Tool Documentation 55 • Payback Period is the number of years it takes for the net benefits (benefits minus costs) to equal, or to pay back, the initial investment costs.
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56 Guidance for Calculating the Return on Investment in Transit State of Good Repair Social Benefits This section shows the estimated social benefits broken down into categories of Reduced Emissions -- Transit, Reduced Emissions -- Autos, Reduced Automobile Congestion, and Reduced Other Social Costs. Figure 4-12 shows the social benefits table.
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Tool Documentation 57 Figure 4-13. Summary Results chart.
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58 Guidance for Calculating the Return on Investment in Transit State of Good Repair of deferring major capital investments over a 20-year period. In the base case of this example, capital investments are deferred until the year 2033.
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Tool Documentation 59 section is Yes. Select Light Rail from the dropdown in the Mode description cell and enter the data as presented in Figure 4-16.
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Figure 4-17. Example 1 Base Case Values by Year.
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Tool Documentation 61 Figure 4-19. Example 1 Other Parameters and EJT Results input.
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62 Guidance for Calculating the Return on Investment in Transit State of Good Repair Figure 4-21. Example 2 Required, General, and Automobile-Related Parameters.
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Figure 4-22. Example 2 Base Case Values by Year.
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64 Guidance for Calculating the Return on Investment in Transit State of Good Repair Review Results Figure 4-26 presents the summary values of the agency, user, social, and total benefits and costs of the investment case scenario. The values are presented in undiscounted dollars and in the present value dollars.
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