Summary of Progress - National Cooperative Highway Research ProgramTransportation Research Board, National Research Council., 1993 - Highway research |
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AASHTO analysis analyze application areas Asphaltic Concrete assess capacity Completed-Published as NCHRP Completed-Report not publ Completion Date congestion contract costs criteria detailed determine develop Effective Date engineering environmental Evaluation existing expert system factors fatigue Federal Highway Administration FHWA field following tasks Freeway freight Funds geosynthetics guidelines highway agencies Highway Bridges impact implementation improvements interim report intersections levels load maintenance Management manual materials ment methodology methods models NCHRP project panel NCHRP Report needed objective operations pavement performance Phase practices Prepare a final Principal Invest problems procedures Progress Through 1988 Proj proposed published as NCHRP recommended Research Agency Research in progress results of Tasks retroreflective revised roadside roadway safety SHRP Steel Bridges Structures submitted Summary of Progress techniques technologies tion Topic traffic control Traffic Signal Transportation Research Board truck Urban vehicle Welded