Catalog Record: Improvement of the effectiveness of motorist warnings at railroad highway grade crossings. Final report | HathiTrust Digital Library

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Improvement of the effectiveness of motorist warnings at railroad highway grade crossings. Final report.

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Main Author: Hopkins, John B.
Related Names: White, E.
Language(s): English
Published: 1977.
Subjects: Warning signs.
Standardization.
Specifications.
Regulations.
Railroad grade crossings.
Flashing traffic signals.
Warning Signs/ Warning Signals.
Regulatory Standards.
Railway Crossings.
Flashing Signals.
Physical Description: 96 p. : 31 ref. figs. graphs. photos. tables.
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Full view University of Michigan