EE REPORTED: AFTER COMPLETING THE TASK OF BUILDING A BRATTICE, HE SAT DOWN - REMOVED MINE CAP AND WAS WIPING SWEAT FROM BROW WHEN A PIECE OF DRAW ROCK MEASURING 2'X 2'X 1"" FELL STRIKING HIS FO REHEAD. THE EXTENT OF HIS INJURY WAS A LACERATION TO THE FOREHEAD.