I Joists Fire Rated Floor Ceiling Assembly

12 x 24 2 x 4 8 w10 x 25 beam floor units and beam support 3 hr.

I joists fire rated floor ceiling assembly.

These applications also typically require fire resistance rated floor ceiling assemblies. Trus joist tji ul fire assemblies follow. Our range of drawings can help pros plan projects more effectively by utilizing designs for a fire rated ceiling assembly. Urb concealed grid system and tile.

Weyerhaeuser had long been the lone i joist manufacture specifically listed in ul fire assemblies. Wood joists supporting 1 25 4 mm nominal wood sub and 1 25 4 mm nominal finish floor or 19 32 15 1 mm plywood finished floor with long edges t g and 15 32. Concrete with cellular steel 3 hr. Building code requirements.

This move aligns us with the rest of the industry and will. Descriptions of successfully tested i joist floor as semblies are provided in table 3 for one hour fire re sistance rated floor ceiling assemblies and table 4 for. Fire rated wood frame wall and floor ceiling assemblies. Here you can find drawings for our ul fire rated floor assemblies and ul fire rated ceiling assemblies.

276 fire rated ceiling assemblies suspension ceiling designs floor ceiling designs a003 3 hr. Lp s proprietary fire resistance rated assemblies can be found in icc es evaluation reports esr 1305 for lp i joist floor ceiling assemblies and esr 2403 for lp lsl and lvl wall. This guide presents both impact and airborne sound ratings for fire rated tji joist floor ceiling assemblies with a variety of finish flooring and noise control components. In october 2016 we made the decision to no longer use ul as a listing service for our fire resistance rated floor ceiling assemblies.

With 1 7 8 48 mm 6d nails 6 152 mm o c. Assemblies to acceptable levels. The fire resistance rated assemblies described in this document as well as those listed in other sources are not species or grade specific unless specifically noted as such. For occupancies such as stores apartments of fices and other commercial and industrial uses build ing codes commonly require floor ceiling and wall assemblies to be fire resistance rated in accordance with standard fire tests.

The ratings relate to fire tests designed to determine how quickly fire can raise the temperature to unacceptable levels. If the suspended ceiling system is fire rated as equivalent to the fire performance of 1 2 inch gypsum on the underside of the i joist framing it is considered an alternative to the fire protection requirements in accordance with the first paragraph in the 2015 irc section r302 13 and 2012 irc section r501 3.