As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE CHECK, CORROSION WAS FOUND OUT OF LIMITS IN CHORD ANGLE NEXT TO FS 310 STRINGER 27L BELOW WALKWAY. REMOVED CORROSION IAW B727 SRM 53-10-01. REMOVED T-CHORD IAW B727 SRM 51-30-02. TRANSFERRED HOLES TO NEW CHORD IAW B727 SRM 51-10-01. INSTALLED IAW B727 SRM 51-30-02.