1 Hour Fire Rated Roof Assembly

Ul p533 roof ceiling one layer 5 8 15 9 mm fire shield c ga rc 2603 wallboard attached to 1 2 12 7 mm resilient furring.

1 hour fire rated roof 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 include ducts dampers lighting or other fixtures in the tested assembly.

These wall assembly files are used for planning and estimation purposes for many ul wall types such as fire rated wall assemblies. 12 x 24 2 x 4 8 w10 x 25 beam floor units and beam support 3 hr. Urb concealed grid system and tile. 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.

Assemblies rated from both sides. Concrete with cellular steel 3 hr. For example shake roofing with a fire retardant treatment rates class b on its own but achieves a class a rating when combined with specified underlying materials such as type 72 roll roofing material. 2 fire rated wood frame wall and floor ceiling assemblies.

With 1 2 wood structural panels with. 2x4 16 o c. Ibc table 721 3 item 21 1 1 describes a single prescriptive 1 hour rated floor or roof assembly that includes wood trusses. 15 9 mm t g plywood floor sheathing.

Table 1 one hour fire rated loadbearing wood frame wall assemblies. Assembly rated class a roof coverings are those that meet class a standards when combined with other elements. Generic fire rated assembly listing construction elements 1 5 hr rating 1 hour notes 1. The ratings relate to fire tests designed to determine how quickly fire can raise the temperature to unacceptable levels.

5 8 type x gypsum wallboard h. Rating also applies with 5 8 15 9 mm fire shield c kal kore plaster base. 3 mineral wool batts. See full report for details.

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