TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

FIRE-SPREADING RATE [1 record]

Record 1 2012-02-20

English

Subject field(s)
  • Pre-Fire Planning
DEF

The relative activity of a fire in extending its horizontal dimensions ... expressed either as [a] rate or increase of the fire perimeter, as a rate of increase in area, or as a rate of advance of its head, depending on the intended use of the information ...

OBS

Recommended SI units are metres per minute (m/min) and kilometres per hour (km/h) (1.0 m/min is equivalent to 0.06 km/h).

OBS

"Rate of fire spread" has a broader meaning than "flame propagation rate" and "flame velocity (or speed)". They are often used interchangeably, however, because the latter terms serve as measuring indices for the spread of the fire.

Key term(s)
  • fire spreading rate

French

Domaine(s)
  • Prévision des incendies
DEF

Vitesse relative à laquelle un incendie accroît ses dimensions horizontales.

OBS

Elle peut s'exprimer en taux d'accroissement du périmètre total de l'incendie, en taux d'avance du front de l'incendie, ou en taux d'accroissement en superficie, selon l'usage auquel ces données sont destinées.

OBS

[Elle est] exprimée en distance par unité de temps (m/min ou km/h).

Spanish

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