Per the federal regulations contained in 49 CFR Part 26, Electronic Code of Federal regulations, a DBE is a for-profit small business concern that is: 1  At least 51 percent owned by one or more individuals who are both socially and economically disadvantaged.
Use a piece of lumber as a smash block to protect the plywood tongue. Smash the additional pieces of plywood in place. Installing Plywood Subfloor: Leveling and Finishing
Save. Bathroom subfloors are no different that any other subfloor, with the exception that bathrooms are usually smaller and must be able to withstand the weight of a bathtub. The structural specification won't change with the size of the subfloor.