TRB’s National Cooperative Highway Research Program (NCHRP) Web-Only Document 117A: Accessible Pedestrian Signals: A Guide to Best Practice is designed to serve as a companion resource document to a one-day training course on accessible pedestrian signals. For information on the training program, contact S.A. Parker of TRB at SAParker@nas.edu. An appendix to Web-Only Document 117A includes an accessible pedestrian signals intersection prioritization tool and instructions on how to use the tool. Details on the research used to develop the training course and tool was published as NCHRP Web-Only Document 117B.
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