An unplanned roof fall occurred at spad #5977, in #4 entry, 34 panel. Ventilation and passage of persons were not affected. Area was initially developed in 2011 and was supported by 5 foot torque tensions. The length of the fall was 100ft x 18ft x 6ft high. Area will not be rehabilitated and all intersections have been timbered off. Federal and State agencies were notified.