As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
R4 DOOR LWR GATE HAS CORROSION ON FWD AND AFT CORNER. BLENDED FWD AND AFT LOWER CORNER OF R-4 IAW SRM 51-10-02 DIMENSIONS OF DAMAGE FWD EDGE L=.805 W=.260 D=.105 AFT EDGE L=.895, W=.235, D=.120 OUT OF LIMITS IAW SRM 51-10-02 FIG 10, DETAIL VII. REMOVED AND REPLACED W/NEW LOWER GATE R-4 PN NR 146N6106-56BATCH NR 0002042752 IAW SRM 51-40-02 AND B757-A-52-11-38-401.