How To Lay Plywood Flooring On Joists

If the subfloor is stiff enough there is no reason why solid nail down strip flooring can t be run parallel to the joists.

How to lay plywood flooring on joists.

To answer directly to the question yes it is entirely possible to install a hardwood directly on top of the joists. Wood floor fitting over joists. A flooring contractor howard brickman responds. First renail the existing plywood subfloor so that the old nails are tight and add new nails to achieve a maximum nail spacing of 6 inches.

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. The second floor of this house is built with 2 x 10 wood i joists joists that resemble steel i beams and are 9 5 inches thick 16 on center and spanning 13 5 feet. Regarding my 3 8 exterior grade plywood which i am almost ready to apply for a floating wood floor as my theory went since the grain seems to run lengthwise along the 8 length laying the panels parallel to the joists would allow the cross grain 4 length to span between perpendicular to the joists where the added stiffness is desired. If you were to run your plywood the opposite direction then the board would only connect 3 joists.

Both solid wood and engineered can be. This is the typical structure of a floor. Lay down 3 4 in 1 9 cm tongue and groove plywood panels over the joists then use wood glue or panel adhesive and galvanized flooring nails to secure each panel around its edges. However is it possible to install our finish floor directly over the joists without a subfloor in between.

The plywood sheets lay perpendicular to the floor joists. Work in small sections until the entire floor is covered. Typical floor joists in residential construction sit on 16 inch centers but depending on the framing the joists might be. Laying your first piece in the outside corner of the floor you want the long dimension of the plywood to lay across six joists with the final edge ending up in the center of the 6th joist.