EMPLOYEE WAS CLIMBING THE STAIRWAY NEAR THE COMPRESSOR ROOM. AS HE STARTED UP THE STEPS HE NOTICED MUD ON THE BOTTOM OF HIS BOOT. HE STOPPED TO SCRAPE THE MUD OFF ON THE STEP AND AS HE STARTED BACK UP THE STEPS HIS BOOT'S STEEL TOE CAUGHT ONTHE STEP AND HE FELT A PULL IN HIS GROIN. DIAGNOSIS BY PHSICIAN ON 9/29/00 AS A HERNIA.