Before revision: Spread Component - (SC) The Spread Component is a rating of the forward rate of spread of a headfire.Deeming, et al., (1977) Deeming states that "the spread component is numerically equal to the theoretical ideal rate of spread expressed in feet-per-minute."
After revision: (as used in the NFDRS)Spread Component - (SC) The Spread Component is a rating of the forward rate of spread of a headfire.Deeming, et al., (1977) Deeming states that "the spread component is numerically equal to the theoretical ideal rate of spread expressed in feet-per-minute."