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Design Rules for Bridge Bearings and Expansion Joints
In modern bridge structures, bridge bearings and expansion joints are commonly the source of most maintenance and performance issues. In some situations their performance can lead to the closure/failure of major structures and their maintenance can…
Speed and Accidents: Use of In-vehicle Data Recorders
This report examines sources of information used in establishing a more robust relationship between vehicle speed and accident risk than has been available. This report documents discussions with a supplier of a commercial accident recorder and…