Smallest Engineered Floor Joist

I joists can be custom made for plans that require unusual sizes.

Smallest engineered floor joist. That s currently the only option i have however i ve been told my floor will be bouncy. Lp solidstart i joists are a building material with built in environmental benefits made of engineered wood substrate a renewable resource with a reduced environmental impact raw material procurement targets small fast growing trees in lp s manufacturing process no part of the log goes to waste. Maximum floor joist span for no. Live load is weight of furniture wind snow and more.

The typical engineered floor joist is made of lumber in the shape of an i thus commonly called an i joist. This sample table gives minimum floor joist sizes for joists spaced at 16 inches and 24 inches on center o c for 2 grade lumber with 10 pounds per square foot of dead load and 40 pounds of live load which is typical of normal residential construction. The biggest notable difference from dimensional lumber is that the i joist carries heavy loads with less lumber than a dimensional. Since i joists are made with engineered materials like osb and relatively small pieces of solid lumber they are the most eco friendly joist option.

Floor joists are available in several depths and lengths that are sufficient for most residential and commercial building plans. Engineered wood floor systems. It weighs less and is easier to handle saving time and money on construction sites. Engineered wood is more sustainable using less trees and costs less to use per square foot.

1 ft 0 3048 m. All tji joists will be perfectly straight and will not twist warp or cup allow for spacing for hvac electrical and plumbing. Engineered for consistency. However the smallest engineered floor joist i can find is 9 1 2.

2 grade of douglas fir are indicated below. True floor joist span calculations can only be made by a structural engineer or contractor. Nowadays however engineered wood floor systems are undergoing rapid market growth due to their many advantages over traditional wood. Dead load weight of structure and fixed loads 10 lbs ft 2.

Bci joists are specially constructed i joists with flanges made from strong versa lam laminated veneer lumber with oriented stranded board webs and approved waterproof structural adhesives providing outstanding strength and durability. An engineered wood joist more commonly known as an i joist is a product designed to eliminate problems that occur with conventional wood joists invented in 1969 the i joist is an engineered wood product that has great strength in relation to its size and weight. 1 psf lb f ft 2 47 88 n m 2. Large holes can be cut in the webbing of tji joists allowing for mechanicals to be easily run and installed.

For various reasons it s very problematic to change the ceiling height between the original house and the addition.