What was found
LT WING TOP PANEL PLATING INNER DOUBLER 505F ACCESS DOOR CRACKED 1.500 BETWEEN XRS 8.000 AND XRS 22.750 (MAJOR REPAIR). PERFORMED MAJOR REPAIR IAW MESSAGE BOEING NUMBER 1-NRSB2, ROD SKETCH 04-08-25-001, FAA FORM 8110-3 DATED 09-01-04. REMOVED FASTENERS FROM REPAIRED AREA IAW SRM 51-1-21, SRM 51-1-20D. TRIMMED OUT DAMAGED AREA IAW ROD SKETCH 04-08-25-001. FABRICATED INTERNAL REPAIR DOUBLER (7075-T6AL 0.063) EXTERNAL REPAIR DOUBLER (7075-T6AL 0.160) AND FILLER (7075-T6AL 0.385) IAW ROD SKETCH 04-08-25-001. CLEANED, AND APPLIED FUEL TANK COATING MATERIAL TO INTERNAL AREA, FILLER, INTERNAL REPAIR DOUBLER IAW SRM 51-1-12. CLEANED, TREATED AND PRIMED EXTERNAL AREA AND EXTERNAL REPAIR DOUBLE.