On 3/5/2010, an unplanned roof fall occured at cross cut #24 in #5 entry of the 3rd S.E. Sub Main, off the 1st S.W. Sub main. The fall measured 17'Wide X 18' Long, X 11' high. The area was bolted with 8' & 10' point anchor roof bolts. The fall area was fractured stack rock.