A roof fall occurred in the 0 Entry of the return between spad +3760 & + 3840. (Between crosscuts 47 & 48) of the 2nd Southwest Mains. Dimentions are 40' (L), 18.5'(W), & 8.5'(H). Primary Roof Support in the area was 6' Fully Grouted Bolts with 8' Tension Rebar as supplemental support.