About 80 years ago, the bowstring truss roof became a popular construction element in the United States. Prior to 1960, it was reportedly one of the most common design types for commercial and ...

These simple but elegant gambrel roof structures have been popular on hay barns for many years. There's no reason, though, why the classic gambrel cannot be used on other kinds of structures (such as ...

Roof performance during severe weather is influenced by how materials work together as a complete system”— Timothy Bain ...