THE MAINTENANCE EMPLOYEE EXPERIENCED A SHOULDER MUSCLE TEAR WHEN HE WAS ASSISTING A SECOND EMPLOYEE WITH MOVING A PIECE OF STEEL BAR 20' X 3/8"" X 6"" FROM THE SHOP STEEL RACK. AS THE EMPLOYEES WERE MOVING THE BAR, ONE EMPLOYEES CLOTHING SNAGGED ON A WORK BENCH CAUSING HIM TO TWIST AND DROP THE BAR. AS HE DROPPED THE BAR, HE DAMAGED HIS SHOULDER.