On Thursday (28) at 12.52pm, two crews from Cambridge were called to a fire in the open on Mildenhall Road, Littleport.
Crews arrived to find a controlled burn had spread to rubber matting. Wearing breathing apparatus, firefighters used one hose reel and small tools to extinguish the fire and dampen down the area.
Crews returned to their stations by 2.40pm.
The cause of the fire was accidental.