Roof Fall @ 8 BLK on Submains section MMU-007-0 in 4-5 to 6-7 entries in the face. Approximate size of fall is 100' in length x 16-17' in width, and 6'-12' high. Area was bolted with 6', 3/4"" tension rebar bolts. Test holes, a minimum of 8', were drilled every 20'. The cover above the fall is approximately 590'.