Heavy axle load effects on fatigue life of steel bridges.

Author(s)
Unsworth, J.F.
Year
Abstract

Heavy axle railway loads (freight equipment with more than a 100-ton capacity and gross vehicle weights exceeding 263,000 lb) have been introduced extensively on North American Class I freight railroads in the past decade. An overview is presented of the effects of heavy axle loads on the fatigue life of steel bridges in the North American freight railroad infrastructure. Also outlined are life extension and rehabilitation techniques typically used to maintain the safety and reliability of existing steel railway bridges.

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Publication

Library number
C 32114 (In: C 32108 S [electronic version only]) /24 / ITRD E826046
Source

In: Railroad research : intercity passenger transporation, track design and mainenance, and hazardous materials transport, Transportation Research Record TRR No. 1825, p. 38-47, 51 ref.

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