2 Hour Fire Rated Wood Roof Assembly

2 x 6 f d joists 16 o c.

2 hour fire rated wood roof assembly.

Substrate roof floor ceiling time assembly ff file no. Usg provides resources here for our ul wall assemblies for seamless integration into any construction project. 2 fire rated wood frame wall and floor ceiling assemblies. 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.

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. Urb concealed grid system and tile. 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.

See full report for details. The fire resistance rating of a wood frame assembly is equal to the sum of. Sheathing on both sides. These listings are short summaries to serve as a.

W 1 x 8 wood planking 2 layers 1 2 plywood span 10 live load 40lbs. 12 x 24 2 x 4 8 w10 x 25 beam floor units and beam support 3 hr. 3 mineral wool batts. This section contains procedures for calculating the fire resistance ratings of walls floor ceiling and roof ceiling assemblies based in part on the standard method of testing referenced in section 703 2.

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. Fire rated suspended ceiling wood truss council of america floor or roof fire notes 1. Table 1 one hour fire rated loadbearing wood frame wall assemblies. 2x4 16 o c.

5 8 type x gypsum wallboard h 2 6 type s drywall screws 12 o c. Assemblies include ducts dampers lighting or other fixtures in the tested 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. 722 6 2 1 fire resistance rating of wood frame assemblies.

Concrete with cellular steel 3 hr.