TRB Pubsindex
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1997-07
1997
TRAFFIC SIGNAL CONTROL SYSTEMS MAINTENANCE MANAGEMENT PRACTICES

NCHRP Synthesis of Highway Practice, Issue 245, 69 p.

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1977
ASTM SKID TRAILERS INSTRUMENTATION SYSTEMS THRU COMPUTERIZATION

Transportation Research Record, Issue 621, pp 34-42

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1972
NEWEST COST BREAKTHROUGH FOR CHANGEABLE-MESSAGE MATRIX SIGNS

Highway Research Board Special Report, Issue 129, p. 44-45

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