AN UNINTENTIONAL ROOF FALL OCCURRED ON THE WORKED OUT #2 PANEL LT OFF N. WEST MAINS. FALL MEASURED APPROX 70' LONG 20' WIDE 8' HIGH. AREA HAD BEEN SUPPORTED WITH 4' AND 5' RESIN RODS. THE FALL AREA HAD BEEN EXPERIENCING ADVERSE ROOD CONDITIONS DURING DEVELOPMENT.