2 Hour Rated Roof Assembly

Usg provides resources here for our ul wall assemblies for seamless integration into any construction project.

2 hour rated roof assembly.

For a 2 hour fire rated assembly without the need for battens maintain a minimum 3 4 in. Usf detail 20 min fire rated wood door assembly. 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. These wall assembly files are used for planning and estimation purposes for many ul wall types such as fire rated wall assemblies.

Concrete with cellular steel 3 hr. Breakaway clip facings and height of wall differ between ul design u373 and whi gp wa 120 04. A portion of the building has 2 hour load bearing walls with 1 hour walls stacked on top. Wood joists wood i joists floor trusses and flat or pitched roof trusses spaced a maximum 24 o c.

Sheathing on both sides. 3 4 fr 83 12 x 12 z runners fluorescent type none 2 1 2 concrete. 12 x 24 2 x 4 8 w10 x 25 beam floor units and beam support 3 hr. Framing nominal 2x4 wood studs spaced 16 in.

V337 2 hour interior wall assembly ul design no. Lp flameblock fire rated osb sheathing is a component of the following code compliant fire rated assemblies. C tracks are also used at the roof line or at the parapet and at the ends of walls. Assemblies 1 hour steel and concrete assembly.

With 1 2 wood structural panels with. Urb concealed grid system and tile. Dwight miller associate principal at lantz boggio architects was seeking wall assembly solutions that would provide a consistent plane across both 1 hour and 2 hour fire rated wall assemblies. Table 2 two hour fire rated loadbearing wood frame wall assemblies.

2 hour steel and concrete assembly. 2 hour exterior wall assembly ul design no. 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. Erected one floor at a time.

These listings are short summaries to serve as a. Ibc table 721 3 item 21 1 1 describes a single prescriptive 1 hour rated floor or roof assembly that includes wood trusses. Ws4 1 1 one hour fire resistive wood frame wall assembly 2x4 wood stud wall 100 design load astm e 119 nfpa 251. Assemblies rated from both sides.