What was found
DURING VISUAL INSPECTION OF SB 727-53-0072 R5, LAP SEAM 520L AT STA 1170 WAS FOUND BULGING WITH POPPED RIVET HEADS IN THE LAP. LEVEL 2 CORROSION WAS NOTED BEHIND THE LAP SEAM WHEN OPENED UP FOR REPAIR.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING VISUAL INSPECTION OF SB 727-53-0072 R5, LAP SEAM 520L AT STA 1170 WAS FOUND BULGING WITH POPPED RIVET HEADS IN THE LAP. LEVEL 2 CORROSION WAS NOTED BEHIND THE LAP SEAM WHEN OPENED UP FOR REPAIR.