While some rivets were modern steel, others were less-durable wrought iron. And much of the iron was of lower quality than that typically used and was set by unskilled laborers.

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 ...

Usually this means the steel beam is close to 8inches tall and weighs 17pounds per linear foot - a common size that's in residences. But you can get 8-inch-tall steel I-beams that weigh more than ...

Despite its clear innovations over previous beams, many of which were shaped like the letter Z, the I-beam took a few decades to really catch on. The world's first steel building, the Rand McNally ...

A beam weighing more pounds per foot might have allowed for greater column spacing. A taller and heavier beam – like the 10 by 31 ones I put in my last house – would have allowed you to span ...

An I-beam that was once a part of the World Trade Center now has a home in Afghanistan where the Sept. 11, 2001, terrorist attacks were first planned.

We add a twin I-beam into this 1969 Ford F-100 and take you step by step through the fabrication and safety process.