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 ...

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 ...

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’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 ...

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 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 ...

Q: I have an older home with a crawlspace 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 is ...