At 0327 Hours on Monday February 22nd, the Manorville FD was activated to respond to a reported Structure Fire at Tebbens Steel located at Calverton Enterprise Park with reported visible smoke by the 911 caller. Assistant Chief Ceo was first on scene and reported a working fire. Engine 5-16-7 was first due, quickly followed by Engine 5-16-2. It turns out the original fire was actually a bunch of Porta Potties on the outside of the Building. The fire did extend into the building and the crew on scene proceeded to gain entry into the building and extinguish the fire. All units where cleared at 0438 hours and returned back to quarters.