1 Hour Fire Rated Wall Assembly

Fire resistance ratings are expressed in the number of minutes or hours a structure can withstand a fire simulation test.

1 hour fire rated wall assembly.

The ratings relate to fire tests designed to determine how quickly fire can raise the temperature to unacceptable levels. This assembly is fire rated for 1 hour from the interior side only except when brick is the exterior facing. 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. Sw 106 1 hour shaftwall with deflection track.

According to the engineered wood association a one hour rating indicates that a wall constructed in a manner similar to the one tested will contain flames and high temperatures and support its full load for at least one hour after the fire begins. Ul design u499 w419. 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.

Design details our cad and revit library of design drawings of wall intersections joints and other construction details. Warnock hersey fire resistance rated wall assemblies warnock hersey product listings standards products are certified against astm iso en can cgsb can ulc 1 hour fire resistive rated wall assemblies click the link above each design number below represents a james hardie 1 hour fire resistive wall assembly jh fcs 60 01. The ratings relate to fire tests designed to determine how quickly fire can raise the temperature to unacceptable levels. When specified for these 1 hour fire rated assemblies lp flameblock sheathing reduces dead load and wall thickness versus common alternatives.

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. Head of wall firestop system gypsum board fire trak shadowline.