What was found
DURING THE MAINTENANCE WALK AROUND INSPECTION, A FUEL LEAK WAS DISCOVERED AT THE REAR SPAR OF THE NR 2 FUEL TANK (WING BOX CENTER SECTION). FURTHER INSPECTION REVELED CORROSION BEYOND LIMITS IN THE NR 2 FUEL TANK AT THE REAR SPAR. REPAIR WEB DOUBLER AND STIFFENER REPAIR OF THE NR 2 TANK REAR SPAR WAS ACCOMPLISHED ON WORK ORDER NR 16052, IAW EO SIE-727-57-395-06 AND SRM-51-10-2 AND 51-30-2. AT COMPLETION OF REPAIRS THE AIRCRAFT WAS RETURNED TO SERVICE.