2 Hour Fire Rated Wood Roof Assembly

Urb concealed grid system and tile.

2 hour fire rated wood roof assembly.

Substrate roof floor ceiling time assembly ff file no. 3 4 fr 83 12 x 12 z runners fluorescent type none 2 1 2 concrete. Concrete with cellular steel 3 hr. 2x4 16 o c.

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. Manufactures intumescent coatings that are ibc nfpa code compliant for astm e119 fire endurance ratings that require 1 or 2 hour fire protection in accordance with ul 263 astm e119 can ulc s101 and iso 834 standards. W 1 x 8 wood planking 2 layers 1 2 plywood span 10 live load 40lbs. 276 fire rated ceiling assemblies suspension ceiling designs floor ceiling designs a003 3 hr.

Fire rated suspended ceiling wood truss council of america floor or roof fire notes 1. See full report for details. Assemblies rated from both sides. 722 6 2 1 fire resistance rating of wood frame assemblies.

3 mineral wool batts. Usg provides resources here for our ul wall assemblies for seamless integration into any construction project. These wall assembly files are used for planning and estimation purposes for many ul wall types such as fire rated wall assemblies. 2 fire rated wood frame wall and floor ceiling assemblies.

The fire resistance rating of a wood frame assembly is equal to the sum of. Fire safety caution passing a fire test in a controlled laboratory setting and or certifying or labeling a product as having a one hour two hour or any other fire resistance or protection rating and therefore as acceptable for use in certain fire rated assemblies systems does not mean that either a particular assembly system. 5 8 type x gypsum wallboard h 2 6 type s drywall screws 12 o c. Sheathing on both sides.

1 one hour and two hour rated assemblies that may be used in the roof cavity and that may be constructed with gable end frames. 2 x 6 f d joists 16 o c. 12 x 24 2 x 4 8 w10 x 25 beam floor units and beam support 3 hr. Assemblies include ducts dampers lighting or other fixtures in the tested assembly.

Table 1 one hour fire rated loadbearing wood frame wall assemblies.