I.E. ducked due to height of the roof as EE walked along the beltline rib. A corner of screen wire that had gapped down from the roof caught EE's ear causing 2 lacerations. (Height from floor to roof - 66"", from floor to screen wire - 59.5"", from screen wire to rib - 21""). Employee was taken to local physician where EE received 10 sutures.