Development of safer roadside structures and protective systems 6 reports. - National Research Council (U.S.). Highway Research Board; National Research Council (U.S.). Highway Research Board. Committee on Guardrails, Median Barriers, and Sign, Signal, and Lighting Supports (Washington, D.C. National Academy of Science - National Research Council, 1969)
Papers sponsored by Committee on Guardrails, Median Barriers and Sign, Signal and Lighting Supports, and presented at the 48th Annual Meeting of the Highway Research Board.
Includes bibliographies.
Keywords: Roads -- Safety measures