What was found
DURING OP 16 MAINT CHECK, FOUND IN AFT CABIN, CRACKED MEMBRANE AT RIVET APPROX STA 925, RT SIDE, ABOVE AFT CARGO DOOR HINGE AREA. REPAIRED MEMBRANE AND CUT OUT DAMAGED AREA PER SRM 53-01, PAGE 18 FIG 4 AND SHEET 3. PRIMED PER SRM 51-10-3.