Depending on the construction and thickness of the wall a brick wall can achieve a 1 hour to 4 hour fire resistance rating.
Fire barrier wall materials.
Building and structural firewalls in north america are usually made of concrete concrete blocks or reinforced concrete older fire walls built prior to world war ii used brick materials.
The supporting construction for a fire barrier shall be protected to afford the required fire resistance rating of the fire barrier supported.
A brick wall is held together with mortar which is less effective.
They must also withstand force from other structures or items that collapse within the building such as inventory or storage.
A fire barrier wall subdivides a floor or an area and is erected to extend from the floor to the underside of the floor or roof above.
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Fire barrier walls are typically constructed of drywall or gypsum board partitions with wood or metal framed studs.
Nevertheless brick is commonly cited as among the best building materials for fire protection.
Expansion joints allow the material to expand to withstand the fire s heat.
Such fire barriers shall be continuous through concealed space such as the space above a suspended ceiling 707 5 1 supporting construction.
Unlike exterior firewalls fire barriers are walls built within a.