Ten years ago, when my company was
building its office, showrooms, and
warehouse, I had to find a way to frame
the floor over a 40-foot-wide span. I considered
using open
web floor trusses, but
I wasn’t crazy about
the price and they weren’t readily available. The
salesperson at my local lumber supplier called
my attention to wood I-joists, a product they’d
recently begun to carry and support. Sufficiently
impressed with the apparent capabilities of this
new (at least to me) technology, I decided to give
it a try, and I haven’t had a moment’s regret —
we’ve since used I-joists exclusively for all of our
floor framing.
There’s no reason I can think of not