On 3/30/06, an unintentional roof fall occurred on the 1st south off the 2nd west sub-panel at X-cut #39 in #6 entry on the #2 working section. This roof fall was located in an intersection and was supported with 10' point anchor roof bolts. The roof fall measured 25'long X 20'wide X 10'high and the roof fall will not be cleaned up.