As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
***CORROSION*** ON TRACK AT AFT CARGO BAY BS907 LBL3 WL170. / REMOVED & REPLACED TRACK AT AFT CARGO BAY LBL-3 BS 887 TO BS947 IAW SRM 51-40-02-0G-0 & DWG 147A500 REV. - 59191U 10DEC2020 REMOVED CORROSION ON TRACK ACB BS907 LBL-3 BLEND WAS 1' X 3' X 0.018 FOUND OUT LIMITS IAW 53-00-53-1A-2 PARA. 4. (A) FIG. 103 DETAIL D 59191U 10DEC20