Description of 3000-ft installation of resilient spring steel brackets for convex guard rails, bolted back to back 5 in. apart at hub-cap level to brackets on steel posts anchored in concrete, to prevent head-on collisions and sideswiping accidents on Ramona Boulevard of Los Angeles, Calif.
All-steel divider prevents highway traffic accidents
Construction Methods Equipment
Construction Methods and Equipment ; 21 , n 1
1939
Article (Journal)
English
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