Thickness Of Plywood For Subfloor

For joists spaced more than 19 2 inches on center the minimum thickness for plywood is 7 8 inch and for osb 1 inch.
Thickness of plywood for subfloor. Plywood is usually used as subfloor today. Subfloor holds up all of the above layers of flooring as well as everything in your house people dogs cats pianos furniture. When installing a plywood subfloor on top of the slab at grade. Typically made of plywood or osb and ranging in thickness from 19 32 to 1 1 8 thick the subfloor is truly structural second only to joists in this respect.
Floor joists 16 on center. Plywood comes in a variety of thicknesses beginning at 1 8 inch and increasing to 1 inch. A subfloor is a wooden structural substrate to which durable finished flooring is attached. There are many types sizes and configurations of plywood.
Is 1 2 plywood subfloor acceptable when strip oak flooring is going on top. For joist spacing of more than 16 inches up to 19 2 inches on center the minimum thickness for both plywood and osb is 3 4 inch. Is there a code or minimual thickness for subfloors. The thickness of plywood panels in a subfloor is regulated by the spacing of the joists.
This number is known as a span rating. The subfloors need to be thicker. I m pulling up damaged 1 2 plywood subfloor in 1960 s house.