Redding Fire Investigators say that a fire on Friday afternoon was intentionally set along the Sacramento River Trail. At 5:15PM crews were called to a vegetation fire at the west end of the Sacramento River Trail near Middle Creek Road. Crews found about 1/4 acre of grass and brush on fire. Cal-Fire also sent engines, and the fire was contained at about 1.5 acres in about 15 minutes.Crews remained on scene for about 2.5 hours. Investigators would like to speak to anyone who was in the area at the time.