2 Hour Roof Assembly

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.

2 hour roof assembly.

Assemblies listed in our icc es code evaluation report esr 1153 for tji joists. One basis for this type of analysis is harmathy s ten rules of fire endurance rating written in 1965. Urb concealed grid system and tile. These listings are short summaries to serve as a.

Shaft wall limiting heights spans. Concrete with cellular steel 3 hr. Lp flameblock fire rated osb sheathing is a component of the following code compliant fire rated assemblies. 2 hour exterior wall assembly ul design no.

A two hour assembly has been calculated and a copy of the report is available from sbca sbca srr 1509 02. 6 usg fire resistant assemblies test certification test conditions and fire and sound tested assemblies listed in this selector are based on characteristics properties and performance certificationof materials and systems obtained under controlled test conditions as set forth in the appropriate astm standard in effect at the time of test. 3 4 fr 83 12 x 12 z runners fluorescent type none 2 1 2 concrete. As the global safety science leader ul helps companies to demonstrate safety enhance sustainability strengthen security deliver quality manage risk and achieve regulatory compliance.

12 x 24 2 x 4 8 w10 x 25 beam floor units and beam support 3 hr. Our cad and revit library of design drawings of wall intersections joints and other construction details. 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. Find usg product specific cad and revit files.

The previously ul assemblies held by trus joist now have a generic i joist specification and can be found on ul directory searches. Breakaway clip facings and height of wall differ between ul design u373 and whi gp wa 120 04. 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. Helpful documents and resources for usg s roof assemblies can be found on this page.

All new fire rated roof ceiling assembly files.