A new roof fall was found in the No. 6 entry of South Mains ""B"" intake. The fall is approx. 60 ' long by 10' high by 16 to 18' wide. Bolted with 8' install bolts and resin. Fall did not obstruct ventilation or escapeways. Area was dangered off and re-routed to other entry (#5). Location of this fall 30 to 31 xcut. Cause was deterioration of roof through time.