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
Basic carpentry and plumbing tools are what you need to repair a rotted subfloor. 1  If you decide to do it yourself, chances are good that you already have everything you need. 2  The basic solution in repairing a rotted subfloor is to remove it and replace it with the new piece(s).