This category topic covers the structural design and development of man-made structures that span rivers, streams and valleys to allow for easier transportation.- Category ID : 429546
Responsible for bridge design, construction assistance, and management. Includes guidelines, preservation program, structural detail cad drawings, and a gallery of bridges.
Serves as a resource for highway and railroad bridge owners in the United States and worldwide. Features researchers, projects, education, and news and events. At the University of Delaware.
Responsible for approval of the location and plans of bridges and causeways constructed across navigable waters of the United States. Provides bridge clearance and permit application guides.