What was found
NR 1 ENG, AFT PYLON, INNER BOX, BTWN RIB 19 TO RIB 20, PLATE STRUCTURE AT HYD PRESSURIZATION LINE FITTING CUTOUT HAS A CRACKS (2EA). REMOVED WEB FROM #1 PYLON LOWER SPAR EXTENTION MEMBER UNDER AFT FAIRING IAW SRM 51-40-21-001. INSTALLED SPAR EXTENTION MEMBER AT NR 1 PYLON LOWER AFT, UNDER AFT. FAIRING, DRAIN LINE UNION MOUNT STRUCTURE IAW SRM 51-40-21-001.