2 Hr Rated Floor Ceiling Assembly

Concrete with cellular steel 3 hr.

2 hr rated floor ceiling assembly. Base layer 5 8 15 9 mm toughrock fireguard c gypsum board or 5 8 15 9 mm densarmor plus fireguard c gypsum panels applied at right. The ul design h501 uses usg structural panels instead of poured concrete. Fc 202 2 hour floor ceiling assembly. Descriptions of successfully tested i joist floor as.

3 4 fr 83 12 x 12 z runners fluorescent type none 2 1 2 concrete. Table 1 for one hour rated wall assemblies and table 2 for two hour rated wall assemblies. American softwood lumber standard ps 20. After identifying the types of challenges designers of noncombustible permanent modular buildings are presented with usg structural solutions is delivering a system that evolves traditional practices.

Has introduced ul design h501 a two hour fire rated floor ceiling assembly for permanent modular construction. Elements of buildings the fire resistance rating classifies the ability of an assembly to confine and isolate fire within a zone comprised of fire resistance rated walls ceiling and floor assemblies. One layer 1 x24 toughrock shaftliner or densglass shaftliner panels between 2 1 2 floor and ceiling j runners with t section of 2 1 2 steel c t studs between panels. The ratings relate to fire tests designed to determine how quickly fire can raise the temperature to unacceptable levels.

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. Lumber shall be identified by the grade mark of a lumber grading or inspection agency that has been approved by an accreditation body that complies with the. Urb concealed grid system and tile. 276 fire rated ceiling assemblies suspension ceiling designs floor ceiling designs a003 3 hr.