The walk test is designed to determine the ability to carry out light duties. It consists of a one-mile test with no load that approximates an aerobic fitness score of 35. A time of 16 minutes, the passing score for this test, ensures the ability to meet emergency and evacuate to a safety zone. 

The Work Capacity Test (WCT) is a test to ensure a person is physically capable of meeting the minimum fitness requirement associated with assigned wildfire or prescribed fire duties as described in the NWCG Standards for Wildland Fire Position Qualifications, PMS 310-1.  Below are the three defined duty levels with examples of associated essential functions:  

Arduous

A job-related test of work capacity designed for those with moderately strenuous duties. This test consists a two-mile hike with a 25-pound pack. A time of 30 minutes, the passing score for this test, approximates an aerobic fitness score of 40.

Any incident, whether natural, technological, biological, or human-caused, that necessitates responsive action to protect life or property.

Light duty mainly involves office-type work with occasional field activity characterized by light physical exertion requiring basic good health.  Individuals almost always can govern the extent and pace of their physical activity.  Essential functions include, but are not limited to: climbing stairs, standing, operating a vehicle, and long hours of work, as well as some bending, stooping, or light lifting.

The foam production process of forcing air into or entraining air in foam solution, creating a mass of bubbles.

Fire set between main fire and backfire to hasten spread of backfire.

Term used in resource planning/following to estimate time of departure from a point.

A professional firesetter-for-hire.

The temperature of the air measured in the shade 4-8 feet above the ground.