(2ND OF 2 ROOF FALLS THIS DATE.) An unintentional roof fall has occured in B1A panel in #4 entry at spad 13175. It is in old works and does not affect passage or escapeways. Height - 7'; Width - 20'; Length - 40'. Support - 5' fully grouted resin bolts. Developed 12/3/04. No injuries or equipment damage.