Structural Raised Garage Floor Design

Yes a garage can be built and designed with a wood floor.

Structural raised garage floor design.

Raising the garage floor this way is the easiest and fastest way for a diy project. Callbacks for foundation related prob lems are much easier to fix. However this type of concrete is essential in any climate that experiences freezing temperatures. At my home near spokane washington i have a post frame garage which is built on a steeply sloping hillside 14 feet of grade change across 24 feet of depth.

By design the raised floor removes a structure from con tact with the ground isolating the living space from ground moisture. The thickness of the garage floor slab depends on many factors such as types of loads coming upon the slab climatic condition design mix of the concrete and span of the concrete. Anyhow we were underbid by about 150 000 so we didnt get it. Normally garage floors are about 8 inches below the general house level.

Anyhow the house included a 2 car garage with a wood framed floor. This will leave you sufficient margin for the final floor tiles or other flooring that you propose for your new living space. It comes in rolls about four feet wide and can be laid on top of the crushed rock and pulled up as you pour the slab with a hooking pole to about 1 1 2 below the finished floor surface. Our versatile collection of garage plans includes designs for everything from garage apartments to pole barns and sheds.

You will also need some type of steel reinforcing in the garage floor slab portion of the design such as 10 gauge wire mesh that is formed in 6 x 6 squares. Whether or not it should be done is the true question as it is not going to be an inexpensive proposition. Entrained air is accomplished by adding a soaplike admixture that froths to produce billions of microscopic air bubbles. Most garage floors are not made with air entrained concrete because finishers don t like its sticky consistency.

Standard thickness of the garage floor slab used worldwide is 6 inches. The drawing spec d 16 tji s 12 oc with 2 layers of t g plywood that was to have offset seams then a 3 overpour. Depending upon the type load coming upon the slab the thickness is varied. This height can be easily made up with a layer of insulation and some concrete screed.

Tb 105 elevated garage floors with weyerhaeuser structural composite lumber technical information on designing garage floors.