EE WAS PULLING A SMALL FLAT CAR WITH A SWIVEL CHUTE & A FULL MORAN CAR WITH CONCRETE INTO THE MINE. THE FLAT CAR WAS BETWEEN THE LOCI & MORAN CAR. THE FLAT CAR DERAILED & EE WAS IN THE PROCESS OF REMOVING THE DRAW BAR PIN. HE SIGNALED THE LOCI AHEAD & IT MOVED TOO SOON, CATCHING HIS FINGER BETWEEN LOCI & PIN.