What was found
INSPECTION FOUND A 1.5 INCH CRACK IN APB VERTICAL STIFFENER AT BL 0 ABOVE AFT ENTRANCE DOOR AT UPPER CORNER. THE STIFFENER WAS REMOVED AND A NEW STIFFENER WAS INSTALLED IAW SRM 51-30-1, 51-10-4, 51-10-3, 51-30-5, 51-20-0, AND 51-30-2.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
INSPECTION FOUND A 1.5 INCH CRACK IN APB VERTICAL STIFFENER AT BL 0 ABOVE AFT ENTRANCE DOOR AT UPPER CORNER. THE STIFFENER WAS REMOVED AND A NEW STIFFENER WAS INSTALLED IAW SRM 51-30-1, 51-10-4, 51-10-3, 51-30-5, 51-20-0, AND 51-30-2.