As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN AVIONICS BAY STR 27 CORRODED BETWEEN FS333.00 AND FS352.00 (C-CHECK RO 7/28/2021) REPLACED STRINGER 27 FS 333.00-352.00 PER SRM 51-42-06-001-001-A01 & DRAWING SH690-31350 REV M. SEE CONTINUATION CARD FOR DETAILS. CHECKS GOOD. COMPLIED WITH TASK CARD 51-900-1002-SKY.