Shortly after 5pm on Thursday, September 1, Engine 311 (dispatched as 4th due) and Chief 31 responded for the reported building fire with entrapment to 85th Ave. in Co. 28's area. Upon arrival the engine secured the second water supply and pumped to Engine 35 (Greenbelt). Chief 31 was assigned as the division 2 (second floor) supervisor. The second alarm was dispatched however the fire was controlled by the first alarm units.