As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DELTA BEAM LOWER WEB LOWER SKIN AND ATTACHMENT HARDWARE ARE CORRODED AT BS 741 BS 770 BS 780 BS 800. REPAIRED FUSELAGE WEB SECTIONS DELTA BEAM AREA FROM BS 740 TO BS 750 BETWEEN LBL 5 AND RBL 5 FROM BS 795 TO BS 804 BETWEEN LBL 1 AND RBL 5 IAW B727 SRM 51-40-2 FIG 1.