A roof occured in #1 hdg of 1 rt. set. 73-75 bk. The area was bolted with 4' resin bolts. Fall was approx. 5 to 6 high 16ft wide. the immediate top was gray sholae. this area is 8 blicks outby section and was develped approx. 8-5-04 this is 9 return entry, we have 2 return hygs in this area. fall will not be cleaned up.