Structurally, an open-web floor truss resembles an I-beam in that it puts most of its material along its top and bottom edges where stresses are greatest. To strengthen a truss, the fabricator may double its top and bottom chords, make side-by-side girder trusses, use larger truss plates or stronger wood, or use some combination of these techniques.
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When a foundation is out-of-level and out-of-square, you can shim the joists,... More
These trusses have enabled some really cool architectural features. More
Rick Mills explains how he takes the bounce and shudder out of a framed floor. More
A series of heavy snowstorms followed by two days of rain were too much for some roofs to handle in February. More
A 100-year-old row house’s structural brick walls are more than adequate for the building’s loads. But the floors and roof? Not so much. Here’s a look at how the architect, engineer, and builder teamed up to get modern performance from a historic structure. More
With floor trusses, bracing becomes a permanent part of the floor structure. More
Just how reliable is the bond between the OSB skin and the EPS (expanded... More
Q. What is the proper way to attach an interior basement wall to floor trusses ? both perpendicular walls and walls that run parallel with the bottom chord and fall between the trusses. I have been told to nail directly to the trusses, and I have bee More
Q. Would floor trusses or wood I-joists be stronger over a 26-foot span? More