ROOF FALL @ XCUT #6 INTERSECTION 1 TAILGATE ENTRY #1 ( FALL DISCOVERED DURING WEEKLY EXAM). FALL MEASURED 9' HIGH X 16' WIDE X 20' LONG. 72"" RESIN & 10' CABLE BOLTS WERE USED IN AREA. 10' CABL E BOLTS BROKE WITH ANCHOR POPINT STILL INTACT. SEPARATION OF ROOF STRATA DUE TO EXPOSURE OF AIR & WATER OVER TIME, I FEEL IS RESPONSIBLE FOR FALL AT THIS LOCATION.