A roof fall occurred in panel 11 #4 entry Crosscut #23, this was in the secondary escape way. MSHA was notified by telephone on 1/18/2014 at 1:17 P.M. The lifeline was re-routed, miners were advised of the change and the escape way map was also revised. All intersections leading to the fall area has been barricaded off and supplemental floor to roof support installed.