Building A Raised Floor Over Concrete Slab

Determine the floor height though we have stated the height ranges of each floor type you will need to narrow down.

Building a raised floor over concrete slab.

Measure the overall length of the new floor and cut a length of 2 by 4 pressure treated lumber to this dimension. How to install floor joists over concrete slab step 1. Sills and sleepers on a concrete or masonry slab that is in direct contact with the ground unless separated from such slab by an impervious moisture barrier. Cut filler pieces to.

Install r 9 fiberglass insulation between the floor joists with the paper backing facing upward. Start at one end and one corner of the floor. Butt the end of another sheet at the. Define the area of the concrete slab to be covered with the floor assembly and the direction you plan to run the.

The access floor solution consists of the panels fixed directly on pedestals thus creating voids between the substrate concrete slab and the floor. Score the back of the panels half of the thickness on a 12 inch by 12 inch grid. Raised floors are systems indicated for environments where there is a complex electrical and telecommunications infrastructure such as offices of enterprises. Materials include a minimum of 3 4 inch cd exposure 1 plywood subfloor panels 4 foot by 8 foot sheets.

The ends of wood girders entering exterior masonry or concrete walls having clearances of less than 1 2 inch 12 7 mm on tops sides and ends. Insulation and sheathing 1. Place a sheet of plywood perpendicular to the floor joists.