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Pages 54-56

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From page 54...
... 54 Evaluation and monitoring is a key part of a systemic process. The purpose of this chapter is to describe the final step in the systemic process, which involves evaluating program and project impacts before starting the process anew.
From page 55...
... Step 7: Evaluate Program and Project Impacts 55 If SPFs are used for ranking sites for systemic treatments, agencies may also wish to validate how well the model predicts, on average, where crashes occurred using updated data. If rankings are developed through other or expert weighting procedures, a similar assessment may be performed.
From page 56...
... 56 Systemic Pedestrian Safety Analysis Additional Resources Below are additional resources on pedestrian safety planning and management. Noteworthy Practice Seattle DOT made the decision to update SPF predictions with new data after 3 years using the same models.

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