As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT LOWER CARGO DRAIN MAST DOUBLER AND SUPPORT BRACKETS HAS CORROSION. REMOVED DRAIN MAST DOUBLER AND BLENDED CORROSION FOUND 100% MATERIAL LOSS. FABRICATED AND INSTALLED NEW DOUBLER IAW B757- 300 SRM 51-40-02 PARA 4AND7 AND BOEING DRAWING 146N3700