An upcoming project will include a roof addition that will span slightly
less than 18ft. There will be a professional contractor working with me on
the project, but I thought I'd incorporate the knowledge of this group and
the resourses of the web in attempt to educate myself a little more on the
Does anyone know of a good reference for beam calculations?
Anyone know if I-joists ( http://www.lamwood.com/I%20Joist.html ) are