A fall occurred on this date. The fall measured 20' by 20' and was 8' in thickness. The fall was located on 6-North mains in the #3 entry in the #6 crosscut. The area was previously supported with 5' Hy-Tech Bolts with supplemental 8' cable bolts. Persons inby the fall were moved outby the area until the secondary escapeway was rerouted.