What is road safety performance. Introduction to safety performance functions. Introduction to collision modification factors. Using project-level prediction methods from the highway safety manual.
Economic valuation of changes in road safety: key principles, debates, formulas, and reference values. Calculating benefit cost ratios, net present value, internal rate of return, and first year rate of return.
The need for evaluation. Introduction to observational before-after studies. Planning a before-after evaluation study. Evaluating before-after studies. Cross-sectional evaluations. Criteria for inclusion and scoring in the crash modification factor (CMF) clearinghouse. Using the CMF clearinghouse. Applying more than one CMF together.
Using surrogate data to improve safety performance forecasts. Using surrogate data to accelerate before-after evaluations in road safety. Linking surrogate data and crash data.
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