Tji Floor Framing Details

The dimensional stability of tji joists help them resist warping twisting and shrinking that can lead to squeaky floors.

Tji floor framing details.

Tji joists are lightweight and come in long lengths which makes them faster and easier to install than traditional framing and saves you both time and money. Trus joist floor framing made simple. Tji 110 210 230 or 360 560 depth 9 or 117 8 14 9 or 117 8 14 or 16 9 or 117 8 14 or 16 9 or 117 8 14 or 16 filler block 1 detail h2 2x6 2x8 2x6 3 8 sheathing 2x8 3 sheathing 2x6 2x8 two 2x6 two 2x8. Tji floor joist framing engineered lumber beams.

Tji joists revolutionized the way you build floors trus joist developed wooden i joists nearly 40 years ago and since then we ve continually improved their quality and made them easier to work with. Safety bracing of 1x4 minimum must be nailed to a braced end wall or sheathed area and to each joist. Trus joist tji joists are a key part of making a high performance floor. 4 sheathing must be completely attached to each tji joist before additional loads can be placed on the system.

Tji joist floor framing 24 rim board selection and installation 25 floor details 26 27 roof framing 28 roof details 29 30 cut length calculation 31 material weights and. Squash blocks web stiffeners. This particular floor system has two framing approaches. The suggested minimum length is 24 for filler and 12 for backer blocks.

Apa performance rated i joists pris are manufactured in accordance with pri 400 performance standard for apa ews i joists form x720 this performance standard provides an easy to use table of allowable spans for applications in residential floor construction allowing designers and builders to select and use i joists from various member manufacturers using just one set of span. It simplifies construction when you can clear span the floor joists but while tjis are available up to 24 ft. Installation guide for floor and roof framing with tji 110 210 230 360 and 560 joists spanish version. Installing sub floor over i joists.

Knowing certain constructions details is important to make the floor structurally sound and squeak free. Backer and filler blocks. Dropped vs flush joist framing. In addition to the tji joists we also use timberstrand lsl rim boards and parallam psl beams.

Engineered to provide strength and consistency ilevel trus joist tji joists are a key part of our silent floor system. For the framing shown in the. Below are some literature links for framing details. Long or longer by special order our roof framing system required support near the center of the house so we used a typical center beam in the basement and a bearing wall on the first floor.

Blocking requirements for tji joists at cantilevers. Tji joists have a unique shape which can sometimes require special detailing for hangers bearings and double joists. Does a tji floor system require mid span bridging.