Thickness of insulation item 4 is 3 in and two layers of gypsum board panels 1 2 in.
1 hr fire rated metal stud wall.
Stud depth is 3 1 2 in min.
Abbreviations in the selector the following abbreviations may be used.
Sound ratings shown for steel framed partitions apply to systems constructed with 25 gauge steel studs 24 o c unless otherwise noted.
Steel stud chase walls.
Type x gypsum board is wallboard to which non combustible fibers have been added.
The additional fire protection properties above standard board products enable the plasterboard to be used in partition ceiling and steel encasement systems where more stringent fire performance is required such as in domestic separating walls corridors garages and steel encasement.
For class 1 and 10 buildings gyprock has developed boundary wall systems suitable for use where a building is within 900m of the allotment boundary or within 1800m of a residence on an adjacent allotment.
Head of wall firestop system elastomeric spray firestop.
Ul design u465 v438.
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.
Gyprock boundary wall systems are suitable for attached and detached dwellings where access is restricted or non concurrent development is required.
Rated steel beam assemblies.
Double stud party wall dividing units within a single building structural shear rated wall common applications.
Steel stud partitions with framing 24 o c.
Wood stud chase walls.
Area separation fire walls.
Two layers of 1 thick x 24 wide shaft wall liner fire rated gypsum with metal h studs installed between the two stud walls typically one side is built then shaftliner is installed then other wall.
Heavier gauge studs are more rigid and may not provide the same sound ratings.
Estimated fire ratings are based on an engineering evaluation.
Shaft wall steel stud non load bearing fire rating.
Rated steel column assemblies.
Class 1 and 10 buildings.
Fire sound selector.
Steel stud partitions with framing 16 o c.
When item 7b steel framing members is used nonbearing wall rating is limited to 1 hr.
Wood stud partitions with framing 16 o c.