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.
To cut plywood to size, use a pair of sawhorses and 2 x 4s to create a stable cutting station. Installing Plywood Subfloor: Cutting Using a circular saw with the depth of the blade at 1/2 in (13 mm) deeper than the plywood sheet, cut the plywood to size.
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.