Motorists' requirements for active grade crossing warning devices : final report
FHWA-RD-77-167
1977
XII, 258 S.
Miscellaneous
English
RVK: | ZO 4610 |
Protecting motorists at grade crossings and drawbridges
Engineering Index Backfile | 1941
Recommended Standby Battery Requirements for Highway Grade Crossing Warning Systems
British Library Conference Proceedings | 1995
|Motorists Conception of Posted Regulatory and Warning Signs
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|Highway Grade Crossing Warning System
British Library Conference Proceedings | 1994
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