What was found
INSPECTION TYPE:SI, CENTER SECTION UPPER REAR CHORD HAS EVIDENCE OF CORROSION SEPARATED FROM WEB LBL 6-36 WL 190. CORROSION REMOVAL WAS OUT OF LIMITS. REMOVED AND REPLACED REAR SPAR UPPER CHORD, SPLICE AND WEB ALL WORK DONE PER EWO NR 97-2109, UPS FILE NR 727-57-1820, EWO NR 97-2152, UPS FILE NR 727-57-1821.