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The present research suggests a new approach to the use of composite materials technology for repair of timber structural members. Due to the small aspect ratio of the typical railroad bridge span timbers, stiffness degradation can be related to decrease in the beam's shear performance. To rejuvenate...

In certain regions of the world, designing deep foundations to withstand seismic loading is a reality. Seismic loading of structures and foundations reaches a critical state as a laterally applied force. The response of soils and foundations to repetitive lateral forces is highly complex, relegating...

This report documents the findings of the National Peer Exchange on Hours-of-Service (HOS) Compliance that was conducted by a team of state and federal motor carrier safety delegates. It identifies states' best practices in the area of HOS compliance observed during site visits to 11 states during 1996.

The objective of this project is to provide local transportation officials with the information required to make sound decisions on the management of the bridges within their jurisdiction. Automated procedures were developed to prioritize the required maintenance, rehabilitation, or replacement (MR&R)...