Perth Amboy Engine1, Engine 2, Ladder 2, & Car 5 dispatched to Washington St. for a reported fire. Units arrived to find heavy fire in a 3 STY OMD attached to a similar threatening extension on the delta side as well as the bravo side which was unattached. There were also reports of entrapment, but fortunately all occupants got out safely. Working fire assignment called bringing Ladder 1 to the scene. A 2nd Alarm was transmitted bringing a South Amboy Engine, Sayreville Engine, & Keasbey Tower to the scene.