Fire Rated Materials Applied To Building Elements
Fire rated materials applied to building elements is a term used in previous building regulations that is still applicable today for existing buildings. Fire rated materials applied to building elements at the time would have been nominated in the essential safety measures determination/ schedule by the building surveyor/ building certifier.
Building Code of Australia
The current Building Code of Australia uses different terms to nominate the same building elements deemed to be fire rated materials applied to building elements. A fire rated materials applied to building elements is required to be constructed identical to the test it was approved under in AS 1530.4-2005 Methods for fire tests on building materials, components and structures – Fire-resistance test of elements of construction.
In specification A2.3 Fire Resistance of Building Elements is Table 1 which contains certain building elements deemed to achieve a specific fire resistance level (fire rated materials applied to building elements). A part extract of Table 1 follows:
Table 1 FRLs deemed to be achieved by certain building element.
||Minimum thickness (mm)of principal material for FRLs
||60/60/60 90/90/90 120/120/120 180/180/180 240/240/240
|– – – – 300
||1, 2, 5, 6