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Showing 1 to 4 of 4 for “"Bridge substructure"”.
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Multi-hazard performance of bridge timber piles retrofitted with fiber reinforced polymer composites
Bridges with various timber structural components make up a large portion of the transportation infrastructure in the US. Bridges supported on timber pile substructure, simply referred to as timber pile bridges, are particularly common. Many timber pile bridges still in service today were …
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Hooked Bar Anchorages and their Use in Noncontact Lap Splices
… of large precast concrete elements typical of bridge substructure. Most importantly, lap splices of large (e.g., No. 11) straight bars are substantially long. Since the closure joint connecting two precast elements must be at least long enough to fit the lap splice, traditional lap splices …
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Non-Contact Lap Splices in Geometrically Dissimilar Bridge Column to Drilled Shaft Connections
… irregularity for the connection of non-circular bridge columns interfacing directly with circular drilled shafts. However, there is a concern on the safety and cost-effectiveness of such non-contact lap splices because the guidelines in the current AASHTO LRFD code and studies on this type of …
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Decision-Making in Reuse of Highway Bridge Foundations
<p>According to the 2019 National Bridge Inventory data from Federal Highway Administration, the average age of highway bridges in the U.S.A. is 45 years, with almost 43% of existing highway bridges being older than 50 years, and eight percent of all U.S. national highway bridges being in poor …