At 5:25pm a working fire was reported @Lafayette and Diamond Bridge Ave. a 80X80 comm structure(former 5 & 10 store). Fire quickly took off. At the height of the fire 4 T/L in operation and numerous hand lines and deck guns, all memebers out for exterior attack. Fire was extreemly D/W/H for many hours. There was a 4 town M/A to the scene of the fire.