2 Hour Rated Roof Assembly

C tracks are also used at the roof line or at the parapet and at the ends of walls.

2 hour rated roof assembly.

2 hour steel and concrete assembly. 276 fire rated ceiling assemblies suspension ceiling designs floor ceiling designs a003 3 hr. 3 4 fr 83 12 x 12 z runners fluorescent type none 2 1 2 concrete. Wood joists wood i joists floor trusses and flat or pitched roof trusses spaced a maximum 24 o c.

Assemblies rated from both sides. 2 hour exterior wall assembly ul design no. Breakaway clip facings and height of wall differ between ul design u373 and whi gp wa 120 04. Ibc table 721 3 item 21 1 1 describes a single prescriptive 1 hour rated floor or roof assembly that includes wood trusses.

These listings are short summaries to serve as a. 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. 19 1 mm air space between the h stud assembly and any adjacent framing members.

12 x 24 2 x 4 8 w10 x 25 beam floor units and beam support 3 hr. Usf detail 20 min fire rated wood door assembly. Usg provides resources here for our ul wall assemblies for seamless integration into any construction project. A portion of the building has 2 hour load bearing walls with 1 hour walls stacked on top.

Table 2 two hour fire rated loadbearing wood frame wall assemblies. Ws4 1 1 one hour fire resistive wood frame wall assembly 2x4 wood stud wall 100 design load astm e 119 nfpa 251. Lp flameblock fire rated osb sheathing is a component of the following code compliant fire rated assemblies. For a 2 hour fire rated assembly without the need for battens maintain a minimum 3 4 in.

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. Urb concealed grid system and tile. With 1 2 wood structural panels with. Concrete with cellular steel 3 hr.

Framing nominal 2x4 wood studs spaced 16 in. These wall assembly files are used for planning and estimation purposes for many ul wall types such as fire rated wall assemblies. 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. V337 2 hour interior wall assembly ul design no.