Enhanced traffic control devices and railroad operations for highway-railroad grade crossings
An edition of Enhanced traffic control devices and railroad operations for highway-railroad grade crossings (1997)
second-year activities
By Daniel B. Fambro
Publish Date
1997
Publisher
Texas Transportation Institute, Texas A&M University System,Available through the National Technical Information Service
Language
eng
Pages
173
Description:
subjects: Traffic signs and signals, Automobile drivers, Highway-railroad grade crossings, Attitudes, Safety measures
Places: Texas