Research and Resource Links

NCHRP Report 834: Crossing Solutions at Roundabouts and Channelized Turn Lanes for Pedestrians with Vision Disabilities: A Guidebook This report was produced through NCHRP Project 3-78b. It represents the knowledge base of roundabout and channelized turn lane accessibility to date, and provides design guidance to practitioners. Note that the crossing assessment methodology presented in Chapter 7 is being revised as part NCHRP Project 3-78c. An updated version will be posted on this website when available.

NCHRP Report 674: Crossing Solutions at Roundabouts and Channelized Turn Lanes for Pedestrians with Vision Disabilities This report was produced through NCHRP Project 3-78a and summaries much of the underlying research behind NCHRP Report 834