A breakaway concept for timber utility poles. Paper prepared for the 53rd Annual Meeting of the Highway Research Board, Washington, D.C., January, 1974.

Author(s)
Wolfe, G.K. Bronstad, M.E. & Michie, J.D.
Year
Abstract

The feasibility of modifying existing timber utility poles so they will readily break away upon impact was investigated. Various drilled holes and groove patterns were experimentally examined during thirteen pendulum tests of full-size. Class 4-40 poles using a mass of 4000 lbs striking the specimen at 20 mph.

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Publication

Library number
B 3799 /84/
Source

San Antonio, Texas, Southwest Research Institute, 1974, 17 p. fig., graph., ref.

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This publication is one of our other publications, and part of our extensive collection of road safety literature, that also includes the SWOV publications.