EE WAS STACKING STEEL GIRTS FOR RIGGING TO FLY THEM INTO LOCATION W/ CRANE. THE I-BEAM FELL OVER ONTO THE OTHER GIRTS & STARTED A DOMINO EFFECT WITH THE GIRTS CAUSING ONE OF THE GIRTS TO FALL AND CUT THE END OF HIS FINGER OFF. HIS FINGER TIP WAS PROPERLY STICHED BACK ON BY A PHYSICIAN. HE WILL BE RETURNING TO WORK AUGUST 4, 2004.