The helibase operational area that includes the touchdown pad, safety circle, hover lanes, and external cargo transport area.

The speed and intensity of actions relative to the speed and intensity of the unfolding events in the operational environment.

A federal employee pilot or pilot contracted by a federal agency to fly agency, contracted or leased aircraft. This does not include pilots employed by an aircraft vendor as part of an aircraft services contract, such as airtanker contracts, helicopter contracts or other aircraft contracts.

The WCT consists of three separate levels of tests which correspond with the three duty types. The tests are defined as Pack Test, Field Test, Walk Test.

The phase of a fire when most of the emissions are entrained into a definite convection column.

Planned and identified fire suppression personnel and equipment that mitigate possible but unlikely events that exceed or are expected to exceed holding resource capabilities.

The personnel responsible for fire suppression within a specified area.

A shallow channel or raised barrier, e.g., a ridge of packed earth or a thin pole laid diagonally across the surface of a road or trail so as to lead off water, particularly storm water. (Frequently installed in firelines on steep slopes to prevent erosion.) 

Single location through which all incident resource orders are processed.

A fire resulting from recreational use, except smoking.