Burn Cell #4 had couches on both the east and west walls. The flooring was half carpet with padding on the west, and vinyl tile on the east. There was a 5’x 2’ window on the east wall and a 4’x4’ window on the north wall. The south wall contained a standard door opening and 2’x 3’ window. The area of origin was in a trash container immediately north of the couch along the west wall.
Flashover occurred approximately 5 minutes after ignition
Maximum ceiling temperature: 1774º F
Maximum floor temperature: 1681º F
The fire burned post flashover for approximately 2 ½ minutes before being extinguished