Geometric design protective barrier systems; luminaire supports : 6 reports.

Opis bibliograficzny
organizacja autorów:	National Research Council (U.S.). Highway Research Board, National Research Council (U.S.). Highway Research Board. Meeting, National Research Council (U.S.). Committee on Geometric Highway Design, National Research Council (U.S.). Committee on Guardrail, Median Barriers and Sign, Signal and Lighting Supports
Format:	Książka
Język:	English
Wydane:	Washington Highway Research Board, National Research Council D.C., 1970.
Seria:	Highway research record no. 308.
Hasła przedmiotowe:	Roads > Guard fences. Roads > Crash cushions. Traffic signs and signals > Break-away supports. Guardrails. Luminaires. Geometric design.