2 Hour Rated Roof Assembly

Ws4 1 1 one hour fire resistive wood frame wall assembly 2x4 wood stud wall 100 design load astm e 119 nfpa 251.

2 hour rated roof assembly.

Assemblies rated from both sides. Table 2 two hour fire rated loadbearing wood frame wall assemblies. Breakaway clip facings and height of wall differ between ul design u373 and whi gp wa 120 04. Framing nominal 2x4 wood studs spaced 16 in.

2 hour steel and concrete assembly. These listings are short summaries to serve as a. With 1 2 wood structural panels with. V337 2 hour interior wall assembly ul design no.

276 fire rated ceiling assemblies suspension ceiling designs floor ceiling designs a003 3 hr. Urb concealed grid system and tile. For a 2 hour fire rated assembly without the need for battens maintain a minimum 3 4 in. 3 4 fr 83 12 x 12 z runners fluorescent type none 2 1 2 concrete.

C tracks are also used at the roof line or at the parapet and at the ends of walls. 12 x 24 2 x 4 8 w10 x 25 beam floor units and beam support 3 hr. Wood joists wood i joists floor trusses and flat or pitched roof trusses spaced a maximum 24 o c. 2 1 3 4 2.

Erected one floor at a time. Lp flameblock fire rated osb sheathing is a component of the following code compliant fire rated assemblies. 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. 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.

A portion of the building has 2 hour load bearing walls with 1 hour walls stacked on top. 19 1 mm air space between the h stud assembly and any adjacent framing members. Usf detail 20 min fire rated wood door assembly. 2 hour exterior wall assembly ul design no.

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. Sheathing on both sides. Assemblies 1 hour steel and concrete assembly. These wall assembly files are used for planning and estimation purposes for many ul wall types such as fire rated wall assemblies.