As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION OF THE SKIN LAP JOINTS PER AD 2003-08-15, REVEALED CRACKS IN THE STRINGER 4L LAP JOINT BETWEEN FS 430 & 450. THE CRACKS WERE REMOVED WITH A 25 INCH CUTOUT. THE CUTOUT WAS REPAIRED WITH AN EXTERNAL ALUMINUM REPAIR DOUBLER PER B737 SRM AND DOCUMENTED PER ER/A 090993-14AD.