EE WAS TRAVELING WEST ON THE CATWALK FROM THE MCC ROOMS TO C&S 3RD FLOOR. PRIOR TO ENTERING, A GUST OF WIND CAME UP & BLEW DUST FROM ROOF & IT MADE ITS WAY AROUND HIS SAFETY GLASSES. HE FELT T HE DUST ON HIS FACE & BRUSHED IT AWAY. IT WAS AT THIS POINT HE FELT SOMETHING IN HIS EYE. HE FLUSHED HIS EYE FOR 10 MINUTES & WENT HOME. CONTINUED IRRITAION, WAS RECHECKED 8/18, BUT 8/19 FORE