Detail 1 Hour Fire Rated Interior Wall Assembly

Telling industries l l c viper20 track.

Detail 1 hour fire rated interior wall assembly.

Thick galv steel attached to floor and ceiling with fasteners spaced 24 in. In my experience a rated wall is required to provide a rating from exposure to fire on either side of the wall. Proprietary channel shaped runners 1 1 4 in. Customer service sales 1 800 950 3839 technical support 1 800 usg 4you product safety hotline 1 800 507 8899.

2 1 3 4 2. So playing devil s advocate here while the existing brick veneer finish in this case may provide a 1 hour rating per the iebc prescriptive method the brick is probably not self supporting and the other side of the wall the existing structural backup wall which laterally supports. Wide by 3 5 8 in. Gypsum wall to bottom of fire proofed steel i beam to concrete over metal deck max.

Cfs sp wb water based acrylic sealant spray mineral wool show all. Ul design u465 v438. Head of wall firestop system firestop sealant. 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.

Type x gypsum board is wallboard to which non combustible fibers have been added. 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. Ss 104 1 hour partition to steel deck. O c double top plates single bottom plate.

The ratings relate to fire tests designed to determine how quickly fire can raise the temperature to unacceptable levels. Fire rated wood frame wall and floor ceiling assemblies 5 ws4 1 1 one hour fire resistive wood frame wall assembly 2x4 wood stud wall 100 design load astm e 119 nfpa 251. Rated under load to last at least 2 hours in a fire with exposure on the inside wall surface frt wood framing is allowed as an exception within the ibc code structural shear rated wall with interior fire exposure rating lp wall assembly for this application has been allowed by building code officials common applications.