Design of sign supports and structures; 6 reports.
Title:
Design of sign supports and structures; 6 reports.
Author:
National Research Council (U.S.). Highway Research Board.
ISBN:
9780309019576
Corporate Author:
Publication Information:
Washington, Highway Research Board, National Research Council, 1971.
Physical Description:
66 p.: ill.; 25 cm.
Series:
Highway research record no. 346
Series Title:
Highway research record no. 346
General Note:
Papers sponsored by Committee on Traffic Safety Barriers and Sign, Signal and Lighting Supports and presented at the 50th Annual Meeting of the Highway Research Board.