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 ...
The registration of the professional designation officially took place late last year, when the SAQA board registered 'certified timber roof truss designer' as an additional professional designation ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback