Unplanned roof fall discovered reportable on 1 North Haulage at 23 block at approximately 8:45 pm on 08/23/2026. Fall primarily occurred over top of arches and steel sets that were previously installed through the area. Fall was approximately 60' long, 16' wide, and 25' high. Area was mined near June of 1989. No problems with equipment or compliance issues, training or PPE.