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Covered Bridge Map, an interactive map showing locations of covered bridges in the United States and Canada. However, the data is only current as of the archive date.
20 Ιουν 2024 · The covered bridge type was a significant advancement in civil engineering, offering longer spans and extended design life. Today, covered bridges are tourist attractions. Although some new covered bridges have been built in Texas, none from the original covered bridge era have survived.
This map was created by a user. Learn how to create your own.
Chapters three through seven address the history of covered bridges, engineering and design, the development of trusses in covered bridge construction, a history of builders and construction practice and recommendations for their preservation.
The earliest significant covered bridges depended on arch construction, as builders sought to capitalize on the inherent strength of that structural form. Within a decade, however, truss construction came to dominate the field of American bridge building.
Covered bridge, timber-truss structure carrying a roadway over a river or other obstacle, popular in folklore and art but also of major significance in engineering history. The function of the roof and siding is to protect the wooden structural members from the weather.
