said by garys_2k:It's of no consequence either way. It was never in the scope of this thread to debate doing it or not. There's a 100% chance it's happening. The only question was lumber, OSB, or plywood. said by Draiman: said by MaynardKrebs:
1) Check with a structural engineer to see if the exiting joists can carry the load you intend to carry up there.
The same joists carry a bathroom and 2 bedrooms right now.
And storage can greatly exceed the load per square foot compared to living space. All depends on what you're storing, how close you'll pack it and how high it'll be piled.
Boxes of feathers, no issue. Boxes of barbell weights, not so easy.