2155 hours – Commercial Box Alarm – Mt. Elliot & Miller, Central has no address, fire reported in a vacant, commercial building. Hamtramck Engine 1, Engines 35, 41, 46, Hamtramck Ladder 1, Ladder 7, Squads 3, 6, Chiefs 1, 5. Squad 3 on scene has fire in a commercial building, keep the box coming. Squad 3 advises first engine will be stretching, fire in the rear of a commercial building. Hamtramck Engine 1 stretched. Hamtramck Ladder 1 and Detroit Ladder 7 set up for ladder pipe operations. Heavy fire throughout the roof area of a 2 story, commercial building.