A roof fall was observed in 9 left number 3 entry between survey station 1256 & 1283. The roof fall is approx. 60 feet long & the height is unknown. Defects was observed in the roof when the area was originally mined and the area was bolted with 6ft super twist bolts on 4ft centers, straps & 10ft cables. Prior to the roof fall, the roof or ribs did not show any signs of failure.