0642 hours – Box Alarm – 910 Seward Avenue, fire reported in an occupied, apartment, building. Engines 17, 35, 40, 39, Ladders 7, 17, Squads 2, 3, Chiefs 1, 5. Engine 17 arrived and stretched on an occupied, apartment, building passing command to the next arriving company. Chief 5 requested a second alarm enroute (Engines 34, Ladder 22, Car 203). Engine 17 reported a 20 x 20 foot patio on the roof burning with no extension into the interior of the 4 story, apartment building and they needed assistance with evacuation. Engine 1 and Hamtramck Engine 1 were special called to the scene but placed in service before arrival. Companies also advised of a transformer on the roof of the building involved. The fire was quickly knocked down and Chief 1 downgraded to a commercial box at 0653 hours.