Guardrails, barriers, and sign supports 5 reports.

Guardrails, barriers, and sign supports 5 reports.

Detalhes bibliográficos
Autores corporativos: National Research Council (U.S.). Highway Research Board, National Research Council (U.S.). Highway Research Board. Meeting, National Research Council (U.S.). Highway Research Board. Committee on Guardrails, Median Barriers, and Sign, Signal, and Lighting Supports
Formato: Livro
Idioma:English
Publicado em: Washington, D.C. Highway Research Board 1967.
coleção:Highway research record no. 174.
Publication (National Research Council (U.S.)) no. 1505.
Assuntos:
Roads > Guard fences.
Traffic signs and signals > Break-away supports.