Concrete Floor On Wood Joists

Lay 6 mil polyethylene sheeting over the concrete to minimize moisture migration from the concrete up into the wood flooring.

Concrete floor on wood joists.

The short answer is yes but not significantly. Here you can find drawings for our ul fire rated floor assemblies and ul fire rated ceiling assemblies. If there s wall board covered ceiling suspended from the underside of that floor the dead load increases to about 10 pounds per square foot. Slump of 4 with shrinking reducing ad mix.

Floor joists are typically 2 by 8s 2 by 10s or 2 by 12s. The concrete was specified to reach 3 500 psi at 28 days with a water cementitious ratio of 0 45 and a max. A floor s framework is made up mostly of wooden joists that run parallel to one another at regular intervals. With some judicious control joints we only had a few cracks.

Kiln dried treated carcassing. Alternatively screw rows of treated 1x4s to the concrete 16 in. In general however most flooring choices will work on either type of sub floor and shouldn t be a major determinant in which system you choose. Some newer homes have manufactured i beam shaped joists.

Concrete cutting tools concrete mixers block splitters concrete masonry saws cutting chasing floats floor. The procedure for installing a floor structure over a slab with 2 by 6 joists can be. Building a framed wood floor over an existing concrete slab can provide the space needed for electric wiring heat venting plumbing drain lines and added insulation when remodeling a basement or garage space. If the uneven floor is due to floor joists that have warped or twisted over time or were incorrectly installed the only way to level the floor is to remove the subflooring and shim the joists.

Mouldings planed timber planed timber mouldings skirting cladding wood flooring window boards. Sheet materials mdf hardboard chipboard osb plywood door. A typical wood frame floor covered with carpet or vinyl flooring has a dead load of about 8 pounds per square foot. The dead load on a floor is determined by the materials used in the floor s construction.

Some wood flooring options don t perform as well on concrete slabs and likewise for some hard flooring options on wood framed floors. Treated plywood to the concrete with concrete screws spaced every 16 in.