As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING AD 99-04-22 INSPECTIONS OF THE LAP SPLICE LOWER FASTENER ROWS, TWO NONCONSECUTIVE BAYS WERE FOUND WITH CRACK INDICATIONS. THE CRACKS WERE REMOVED AND THE SKIN REPAIRED PER B727 SRM 53-30-3 FIG 5, AS MANDATED BY FAA LETTER 99-120S-171, DTD 3-4-99.