Standard Floor Thisckness Off Grade House

The bulk of the floor s thickness comes from the joists which are the horizontal beams that carry the floor s weight.

Standard floor thisckness off grade house.

A subfloor is a wooden structural substrate to which durable finished flooring is attached. Five to six inches is recommended if the concrete will receive occasional heavy loads such as motor homes or garbage trucks. Plywood is usually used as subfloor today. Standard concrete floor slab thickness in residential construction is 4 inches.

Though joists may be any size that you desire using typical floor joist and beam specifications ensures that you can find hardware to fit the joists and that the floor provides adequate support for furniture and other items in a room. Floor joists or beams provide the below surface support for the wood subfloor of a room. Joists in home construction are usually made with 2 by 10 or 2 by 12 lumber. Basement floor thickness can be a problem if the concrete is too thin.

To prepare the base cut the ground level to the proper depth to allow for the slab thickness. There are many types sizes and configurations of plywood. For example if you happen to move into an old house where the basement floor was an afterthought they may have poured the concrete too thin.