Open Floor Joists

The open web nature of the trimjoist is ideal for plumbing electrical find out more about load opening charts and requirements for the trimjoist floor truss system.

Open floor joists. Open joist trusses are manufactured under license by allegheny structural components inc. Our open joist system the strength of the triangulation the accuracy of multiple joints optimizing the use of wood in a responsible manner and adjustment flexibility to the site makes the triforce open joist the only floor open joist and adjustable made entirely of wood and assembled without a metal connector. The extra two inches of vertical distance when a floor is framed with 2 x 10 joists rather than 2 x 12s can be quite important for example. Maximum floor joist span for no.

Floor trusses can span farther between bearing points than i joists allowing for larger open rooms. But larger is not always better when builders are constructing a home or adding a room addition. 1 ft 0 3048 m. The re engineering of the wooden floor joist that.

As the name trimjoist indicates our product can be trimmed on the construction site for a custom fit. Vibration control with minimal effort and cost. The subfloor must be glued as per apa specification afg 01 or astm d3498 and nailed as per nds icc ibc irc code. And is a 24 oc apa rated panel for joist s spacing of 24 o c.

Live load is weight of furniture wind snow and more. Trimjoist is the marriage of an open web floor truss and a trimmable wooden i joist bringing the best features of each to the relationship. Dead load weight of structure and fixed loads 10 lbs ft 2. The considered subfloor is a 20 oc apa rated panel for joist s spacing of 12 16 and 19 2 o c.

No more custom made floor trusses. 1 psf lb f ft 2 47 88 n m 2. The versatility of the trimjoist is unmatched by any other pre engineered wood joist product. Adding strongbacks in strategic locations increases floor system performance by distributing loads to adjacent joists.

The open joist triforce is offered in industry standard measurements of 11 7 8 14 and 16 inches 241 mm 302 mm 356 mm and 406 mm. By only covering the trimmable end of the triforce open joist your floor system will be fire compliant as per exception 4 to section r302 13 of the 2015 2018 irc. This also reduces the need and cost for extra bearing posts beams and footings. Thanks to its osb panel which can be adjusted over 24 as required the open joist triforce also helps keep inventory simple and efficient.

Common sense tells you that large floor joists can carry more load and spacing joists closer together also increases the load bearing capacity of a floor.