An unintentional roof fall occurred at entry #1 at 5+40 station on the 9th West Panel at the #1 seal at the 2A north seals. The fall did not damage the seal itself, affect ventilation, passege of men or cause pesonal injury. The fall measured 30 feet x 25 feet x 9 feet thick. The fall will be cleaned up enough to make the examination of the seal.