Basements 773 Flashcards
What hazards are associated with basements
Metabolic heat stress Heat barrier Backdraft/flashover Uncontrolled ventilation Complex layout Limited access/egress Cramped conditions Entanglement Heavy fire loading Complex layout Communication loss
What must an IC take into account when considering ventilation
Adverse impact on persons involved
The benefits of early ventilation for firefighters entering or persons evacuating the building
What is the minimum weight if attack
45mm hose 230LPM
When should the massage basement procedure implemented be sent
Once the IC has commuted BA teams with a 45mm jet set at 230LPM and another BA team are protecting the Access/egress with a 45mm jet set at 230LPM
What are the implications of incorrect use of ventilation systems
Adverse effect of persons involved
Rapid or uncontrolled fire spread
Backdraft
What fixed installations can be associated with basements
AFA Mechanical ventilation or smoke extraction systems Falling mains Sprinkler systems Foam inlets Gas flood system
Who should the IC contact before considering ventilation
Senior fire safety officer