Structure fire

A structure fire is a fire involving the structural components of various types of residential, commercial or industrial buildings. Residential buildings range from single-family detached homes and townhouses to apartments and tower blocks, or various commercial buildings ranging from offices to shopping malls. This is in contrast to "room and contents" fires, chimney fires, vehicle fires, wildfires or other outdoor fires.

Structure fires typically have a similar response from the fire department that include engines, ladder trucks, rescue squads, chief officers, and an EMS unit, each of which will have specific initial assignments. The actual response and assignments will vary between fire departments.

It is not unusual for some fire departments to have a pre-determined mobilisation plan for when a fire incident is reported in certain structures in their area. This plan may include mobilising the nearest aerial firefighting vehicle to a tower block, or a foam-carrying vehicle to structures known to contain certain hazardous chemicals.

In the United States, according to NFPA, structures are divided into five construction types for the purposes of firefighting, and are listed from least combustible to most combustible:

In a recent study, conducted by American Survey CO, for the period of 2005 - 2010, the causes of house fires across America were as follows:

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