Many renovated buildings replace wood and masonry structural elements with steel. The replacement of heavy wooden roof and floor joists with the lighter steel open-web bar-truss joists is a common ...

The best things to use to attach the joist hangers to the beam are structural screws or bolts. Never use roofing nails. (Tim Carter/TNS) Perspective by Tim Carter Q: Tim, I’ve never worked with metal ...

Q. I'm getting ready to build a large room addition that needs a beam to support the floor joists. I've been told that a wood beam will work, but I've always seen steel I-beams in other houses. Is it ...

Q: I’m getting ready to build a large room addition that needs a beam to support the floor joists. I’ve been told that a wood beam will work, but I’ve always seen steel I-beams in other houses. Is it ...

Q: My house plan calls for steel beams that will support the floor joists and even parts of a brick wall. Can I substitute wood beams for steel? Is a steel I-beam hard to handle on the job site? Do ...

Welcome back to the "Behold the Beam" series of articles. In part three (Firehouse®, September 2010) of the series, we discussed the first five of the 13 common types of beams that firefighters can ...

Q. Tim, I’ve never worked with metal joist hangers. How long have joist hangers been around? When I hold one in my hand, I question whether it’s actually strong enough to support all the weight that ...

Q: I have an older home with a crawl-space foundation. My problem is the floors sag in the living room to the point where it’s hard to keep a lamp steady on the end tables. My other problem is there ...

Dear Pat: I am having a new house built, and the builder is recommending I-joists instead of standard floor joists. I remember reading about some fire problems with them. Are I-joists as strong? -- ...

Q: I’ve never worked with metal joist hangers. When I hold one in my hand, I question whether it’s actually strong enough to support all the weight that will be resting on it. Are they safe? Are there ...

DEAR TIM: I’m getting ready to build a large room addition that needs a beam to support the floor joists. I’ve been told that a wood beam will work, but I’ve always seen steel I-beams in other houses.