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 ...

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.The carpenter that built my deck used joist hangers to hold up the joists along the house and at the end of the deck. Are these steel joist hangers approved, and will they stand the test of time?

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 ...

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 ...

The builder of your new home wants to use modern wood I-joists instead of regular solid wood floor joists. Will these products save the builder money and leave you with a flimsy floor? Only if he ...

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.