As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING AN MBV INSPECTION, THE UPPER FLANGE OF FRAME 272 WAS FOUND TO BE CORRODED BEYOND SRM LIMITS. REMOVED THE EMERGENCY BATTERY PACK MOUNTING BRACKET TO ACCESS THE REPAIR AREA. COMLETELY REMOVED THE CORROSION BY CREATING A 2.5 INCH CUTOUT OF THE UPPER FLANGE. FABRICATD A REPAIR ANGLE AND FILLER AND SHIMS. REPAIR DONE IAW SAAB SRM, 72LKS 3079 REV 43, 53-70-30 AND STANDARD SRM PRACTICES. (M)