> Figure out weight of the amount of materials (1.5 sheets of 3/4 ply x 50lb per sheet = 75lbs) Except the fact that a 4x8 sheet of 3/4 ply weighs more than 50lb. I'd always been told 72#, and I think that's either from the Backstage Handbook or the Pocket Ref...but http://parr.com/PDFs/PG_plywoodthickness.pdf pegs it at 60.8#.