A unplanned roof fall occurred in the #3 3ntry. 1 break right from spad# 3556.This fall occurred 11,000' from the active face. Ventilation and passage of persons was not affected. Area will be re-hab'd. Fall meas. approx. 12' L. X 20' W. X 4' H. Area was supported with 4' resin bolts. Federal and State agencies were notified immediately.