Residential 1 Hour Fire Rated Wall Detail

American softwood lumber standard ps 20.

Residential 1 hour fire rated wall detail.

To the closest interior lot line. Ss 104 1 hour partition to steel deck. Wallboard is the minimal requirement on interior walls and ceilings bui opted for 5 8 in. 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.

2009 irc requires walls built within 5 of a property line or within 5 of another building on the same property to have a 1 hour fire resistance rating with fire exposure from the exterior of the building note. These listings are short summaries to serve as a. According to the book commercial drafting and detailing a typical one hour fire rated wall consists of 2x4 studs spaced 16 inches from the center of one stud to the center of the next covered by 5 8 inch type x gypsum board. These wall assembly files are used for planning and estimation purposes for many ul wall types such as fire rated wall assemblies.

Head of wall firestop system firestop sealant. Ul design u465 v438. Two hour fire rated chase wall applied parallel to a double row of 1 5 8 metal studs 24 o c. To an imaginary line between two buildings on the lot.

Lumber shall be identified by the grade mark of a lumber grading or inspection agency that has been approved by an accreditation body that complies with the. Fire separation distance fsd is he distance measured from the foundation wall or face of wall framing whichever is closer to one of the following. To the centerline of a street an alley or public way. Usg provides resources here for our ul wall assemblies for seamless integration into any construction project.

Descriptions of successfully tested i joist floor as. Cornices are built up with 2x12s and 2x8s and covered with 1 in. Table 1 for one hour rated wall assemblies and table 2 for two hour rated wall assemblies. Wallboard and one hour rated exterior doors and jambs.

Section 302 1 states that exterior walls within 5 feet of a property line or adjacent structure must have a fire resistance rating of at least 1 hour rated from both the interior and exterior. The class a fire retardant roof tiles are plugged with metal bird stop. One hour fire rated chase wall 5 8 type x gypsum wallboard or veneer applied parallel to a 9 long runner pieces located at 1 3 points used as cross pairs with three 1 type s drywall screws at each end of brace.