As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FRAME BS 379 REQUIRES REMOVAL BETWEEN S20-S25R TO ACCESS CORROSION. UPON ADDITIONAL EVALUATION BS 379 BETWEEN S20 - 25R HAS EXFOLIATE CORROSION FOUND 100 PERCENT MATERIAL LOSS, OUT LIMITS IAW SRM 53-21-23-101-003-A02. INSTALLED NEW FRAME BS 379 BTWN S20 - 25R IAW SRM 51-42-06-001-001-A01.