Crossing Solutions at Roundabouts and Channelized Turn Lanes for Pedestrians with Vision Disabilities
TRB' National Cooperative Highway Research Program (NCHRP) Report 674: Crossing Solutions at Roundabouts and Channelized Turn Lanes for Pedestrians with Vision Disabilities explores information related to establishing safe crossings at roundabouts and channelized turn lanes for pedestrians with vision disabilities. Appendices B through N to NCHRP Report 674 were published as NCHRP Web-Only Document 160.
What people are saying - Write a review
We haven't found any reviews in the usual places.
Other editions - View all
85th percentile delay accessibility analysis framework approach average delay blind pedestrians channelized turn lanes conﬁdence conﬂicting crossable gap crossing attempts crossing opportunities crossing performance curb ramp DAV-CLT deﬁned delay models Delay>Min driver behavior driver yielding entry evaluation Exhibit exit leg ﬁgure ﬁndings ﬁrst Flashing forced yield impact increase intersection intervention rate microsimulation MUTCD NCHRP Project 3-78A near-lane non-crossable gap Non-Utlz O&M interventions O&M specialist observed Overall P(CG_ENC P(GO|CG P(Y_ENC parameters pedes pedestrian crossing pedestrian delay pedestrian signal pedestrian—vehicle performance measures post condition pretest and posttest probability of encountering PS-RAL queues raised crosswalk reduced risky safety shows sighted pedestrians signal phase signiﬁcant simulation single-lane roundabout sound strips splitter island SS-ONLY SS+FB statistics studied crosswalk study participants tested tion trafﬁc volumes Transportation Research Board treatment installation trians two-lane roundabout utilization rates variability Walk yield utilization yielding vehicle