Field evaluation of unlighted overhead guide signs using older drivers - Zwahlen, Helmut T.; Vatan, Sahika.; Russ, Andrew Cairnes.; Ohio.; Ohio Research Institute for Transportation and the Environment. (Human Factors and Ergonomics Laboratory, Dept. of Industrial and Manufacturing Systems Engineering ; Available through the National Technical Information Service, 2003)
"August 2003."
Includes bibliographical references.
Final technical report.
Performed by Ohio Research Institute for Transportation and the Environment, Human Factors and Ergonomics Laboratory in cooperation with the Federal Highway Administration, sponsored by Ohio Dept. of Transportation Office of Traffic Engineering under state job no.14812(0)
Keywords: Night driving. / tlsh; Automobile drivers / Aged. / tlsh; Traffic signs / Guide. / tlsh; Traffic signs and signals / Testing.