2 Hour Fire Rated Wood Roof Assembly

Sheathing on both sides.

2 hour fire rated wood roof assembly.

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. 12 x 24 2 x 4 8 w10 x 25 beam floor units and beam support 3 hr. 2x4 16 o c. 5 8 type x gypsum wallboard h 2 6 type s drywall screws 12 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. Assemblies include ducts dampers lighting or other fixtures in the tested assembly. See full report for details. Table 1 one hour fire rated loadbearing wood frame wall assemblies.

Concrete with cellular steel 3 hr. Fire rated suspended ceiling wood truss council of america floor or roof fire notes 1. 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. 3 4 fr 83 12 x 12 z runners fluorescent type none 2 1 2 concrete.

Roof sheathing deck or slab of a fire resistance rated floor or roof above the ceiling of the corridor shall be permitted to be protected by the use of ceiling materials as required for a 1 hour fire resistance rated floor or roof system. 276 fire rated ceiling assemblies suspension ceiling designs floor ceiling designs a003 3 hr. Usg provides resources here for our ul wall assemblies for seamless integration into any construction project. W 1 x 8 wood planking 2 layers 1 2 plywood span 10 live load 40lbs.

Urb concealed grid system and tile. 2 x 6 f d joists 16 o c. 722 6 2 1 fire resistance rating of wood frame assemblies. Assemblies rated from both sides.

Substrate roof floor ceiling time assembly ff file no. 2 fire rated wood frame wall and floor ceiling assemblies. These listings are short summaries to serve as a. The fire resistance rating of a wood frame assembly is equal to the sum of.

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.