Floor Thickness Wood Construction

Such methods use a 4 foot design module which governs a 16 inch spacing of joists.

Floor thickness wood construction.

Some newer homes have manufactured i beam shaped joists. The first approach to achieving a strong durable struc ture involving economical use of materials is to follow a basic modular plan for layout and attachment of framing members. Depending on if what the floor finish will be tile hardwood or carpet there are different recommendations for the actual thickness of the plywood you ll need. The bulk of the floor s thickness comes from the joists which are the horizontal beams that carry the floor s weight.

There are two main types of subflooring plywood and oriented strand board or osb. Is 23 32 inch osb or plywood. Ceiling joists are usually 2 by 6s or sometimes 2 by 4s if it is an older home. Wood construction data 1.

Details for conventional wood frame construction. For retrofitting older construction 23 32 and 3 4 inch thick panels can be used over 24 inch on center joists. Usually manufactured in 4 by 8 foot sheets plywood panels and osb are acceptable subfloors for hardwood flooring as long as they are the proper thickness. For joist spans 16 inches or less nwfa recommends minimum panel thickness of 5 8 inch plywood or 23 32 inch osb.

Construction adhesive is used between the joists and the subfloor but it does not measurably add to the thickness of the floor. Joists in home construction are usually made with 2 by 10 or 2 by 12 lumber. Subflooring only adds 3 4 inch to the floor thickness. Laminate floors with a thickness of 12 mm to 15 mm feel more like hardwood floors than thinner laminates.

Floor joists are typically 2 by 8s 2 by 10s or 2 by 12s. A floor s framework is made up mostly of wooden joists that run parallel to one another at regular intervals. The building code requires 5 8. It is an ideal building material for subfloors.

The national wood flooring association s brett miller explains why minimum building code for joists and subflooring isn t always sufficient for wood flooring. The heaviest rating is for 7 8 inch thick panels for which joists can be spaced 32. Both come in 4 by 8 sheets and feature tongue and groove installation.