Fire Safety Building Regulations Flashcards
(13 cards)
What is the purpose of compartmentation in fire safety?
To contain fire within a designated area and prevent its spread to other parts of the building.
What is a fire door and why is it important?
A fire-rated door that resists fire and smoke for a specified period, helping maintain compartmentation.
What does AOV stand for and what is its purpose?
Automatic Opening Vent; it helps extract smoke during a fire to keep escape routes clear. Usually natural ventilation
When are dry risers required?
In buildings over 18 metres in height to allow fire services to pump water to higher floors.
What regulation restricts combustible materials in tall buildings?
Regulation 7 of the Building Regulations.
What is meant by ‘means of escape’?
Designated paths that allow building occupants to evacuate safely in case of fire.
What is a smoke vent shaft used for?
To provide mechanical (fan extraction) vertical ventilation to remove smoke from corridors and stairwells.
How are fire resistance ratings for materials expressed?
In minutes (e.g., FD30 means fire-resistant for 30 minutes).
What must fire compartment walls and floors achieve?
They must provide a complete barrier with suitable fire resistance.
Why are fire stopping and cavity barriers important?
They seal openings and voids to prevent the passage of fire and smoke.
What is the purpose of wayfinding signage?
To guide occupants toward exits during emergencies, even in low visibility.
What is the minimum size for an AOV free area?
Typically 1.0m² to comply with Approved Document B.
What role do building control bodies play in fire safety?
They check design compliance, inspect construction, and issue completion certificates.
