Research was conducted to assess the effects of warning time on driver behavior and safety at rail-highway grade crossings with active traffic control. Warning time is defined as the time between traffic control device activation and train arrival. As part of the research, detailed driver response data from two crossings with flashing light signals and one with gates and flashing light signals were analyzed. In addition, a laboratory assessment of drivers' warning time expectancies and tolerance levels at active crossings was conducted, and relevant warning time practices in six foreign countries were surveyed. The results of the studies and survey were used to develop suggested guidelines for minimum, maximum, and desirable warning times at grade crossings with active traffic control. A computer simulation model was also developed to predict the effects of excessive warning times on crossing violations and motorist delay.
Warning Time Requirements at Railroad-Highway Grade Crossings with Active Traffic Control. A State and Local Programs Report
1991
108 pages
Report
No indication
English
Transportation Safety , Road Transportation , Railroad Transportation , Transportation & Traffic Planning , Transportation , Railroad grade crossings , Automated railroad grade crossing gates , Warning system effectiveness , Railroad grade crossing signals , Driver behavior , Vehicle railroad interface , Hazards , Traffic control devices , Safety devices , Automatic warning systems , Warning signals , Computerized simulation , Flashing warning signals
Railroad-highway vehicular movement warning devices at grade crossings
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