Office Building, Other Business Sprinkler system assists firefighters during office building fire (Columbia, MO) June 27, 2012 viking210 Fire fighters searched the building for the fire and within 15 minutes located and extinguished a fire in the attic space between the third-floor ceiling and the roof of the building. A fire sprinkler had also activated in the room below the fire. Fire damage was contained to the ceiling and attic space immediately above the approximately 10′ x10′ room of an unoccupied third-floor office suite.