As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON COUNTERSINKS AT FUEL TANK ACCESS 620 CB, SM. CORROSION WAS REMOVED, REWORKED AREAS WERE MEASURED. IT IS OUT OF LIMITS IAW SRM 57-10-01. FUEL ACCESS WAS REPLACED AND PN VERIFIED IAW AIPC 57-23-01-01 AND MUST BE INSTALLED WITH CARD 2040-0012, ZONE 620. JOB 001-0281 WERE FOUND 6 ADJACENT HOLES AND MAXIMUM DIAMETER ALLOWABLE IS .532 IN AND MAXIMUM DIAMETER MEASURED IS .582".