Primarily Assigned 2 : The principal fire-fighting responsibility in a given jurisdiction, district, or area, or the fire-fighting situations that are most likely to occur within the response area
NFPA 1583 Standard on Health-Related Fitness Programs for Fire Fighters, 2000 ed. http://www.usfa.fema.gov/pdf/efop/efo35999.pdf, (Std: Hlth-Related Fitness Prog for Fr Fightr - Amer) {404 NFC}