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
Shower Pan Installation 1. For typical wood subfloor cut a 4.5 diameter hole in thecenter of the shower floor where the tile shower drain wouldnormally be positioned. Disassemble the tile shower drain .Lay the tile shower drain base in the opening so the flange ofthe drain base rests on top of the subfloor.hower Pan Installation 1. For typical wood subfloor cut a 4.5 diameter hole in thecenter of the shower floor where the tile shower drain wouldnormally be positioned. Disassemble the tile shower drain .Lay the tile shower drain base in the opening so the flange ofthe drain base rests on top of the subfloor.