2 Hour Rated Roof Assembly

Ibc table 721 3 item 21 1 1 describes a single prescriptive 1 hour rated floor or roof assembly that includes wood trusses.

2 hour rated roof assembly.

3 4 fr 83 12 x 12 z runners fluorescent type none 2 1 2 concrete. Breakaway clip facings and height of wall differ between ul design u373 and whi gp wa 120 04. Assemblies 1 hour steel and concrete assembly. Usg provides resources here for our ul wall assemblies for seamless integration into any construction project.

Erected one floor at a time. Usf detail 20 min fire rated wood door assembly. Table 2 two hour fire rated loadbearing wood frame wall assemblies. 2 1 3 4 2.

These listings are short summaries to serve as a. 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. 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. These wall assembly files are used for planning and estimation purposes for many ul wall types such as fire rated wall assemblies.

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. With 1 2 wood structural panels with. Concrete with cellular steel 3 hr.

For a 2 hour fire rated assembly without the need for battens maintain a minimum 3 4 in. 2 hour steel and concrete assembly. Framing nominal 2x4 wood studs spaced 16 in. 2 hour exterior wall assembly ul design no.

C tracks are also used at the roof line or at the parapet and at the ends of walls. Wood joists wood i joists floor trusses and flat or pitched roof trusses spaced a maximum 24 o c. 276 fire rated ceiling assemblies suspension ceiling designs floor ceiling designs a003 3 hr. Urb concealed grid system and tile.

Sheathing on both sides. Assemblies rated from both sides. Ws4 1 1 one hour fire resistive wood frame wall assembly 2x4 wood stud wall 100 design load astm e 119 nfpa 251. V337 2 hour interior wall assembly ul design no.