2 Hour Roof Assembly

All new fire rated roof ceiling assembly files.

2 hour roof assembly.

These listings are short summaries to serve as a. Lp flameblock fire rated osb sheathing is a component of the following code compliant fire rated assemblies. Our cad and revit library of design drawings of wall intersections joints and other construction details. The previously ul assemblies held by trus joist now have a generic i joist specification and can be found on ul directory searches.

Shaft wall limiting heights spans. Refer to our roof ceiling assembly documents which includes ul fire rated roof assemblies for easy guidance through the assembly of a roof or ceiling on your next project. Additional means to specify fire rated assemblies are as follows. Helpful documents and resources for usg s roof assemblies can be found on this page.

V337 2 hour interior wall assembly ul design no. One basis for this type of analysis is harmathy s ten rules of fire endurance rating written in 1965. Achieving a 2 hour floor ceiling assembly from the underside only home articles achieving a 2 hour floor ceiling assembly from the underside only one of our current projects is a change of occupancy where the change will require a 2 hour rating between the main level a 2 occupancy and the r 2 occupancy above. Urb concealed grid system and tile.

2 hour exterior wall assembly ul design no. Find usg product specific cad and revit files. 12 x 24 2 x 4 8 w10 x 25 beam floor units and beam support 3 hr. Breakaway clip facings and height of wall differ between ul design u373 and whi gp wa 120 04.

Concrete with cellular steel 3 hr. Assemblies listed in our icc es code evaluation report esr 1153 for tji joists. As the global safety science leader ul helps companies to demonstrate safety enhance sustainability strengthen security deliver quality manage risk and achieve regulatory compliance. Sound tested with 2 x 4 stud wall with 1 2 12 7 mm toughrock fireguard c gypsum wallboard or densarmor plus fireguard c panels each side of assembly and 3 1 2 89 mm fiberglass insulation in stud space both sides.

3 4 fr 83 12 x 12 z runners fluorescent type none 2 1 2 concrete.