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Uncoated Weathering Steel in Bridge Structures

John C. Huang, Ph.D., PE

Uncoated (unpainted) A588 weathering steel has been a primary construction material for bridges in the United States since 1964. In this lesson, you are required to study the Technical Advisory T 5140.22: Uncoated Weathering Steel in Structures published by US Department of Transportation Federal Highway Administration (FHWA). The Technical Advisory T 5140.22 provides specific design guidance and recommendations about the use of weathering steel in highway structures. This course includes a multiple-choice quiz at the end, which is designed to enhance the understanding of course materials.

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