As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT WING LOWER PANEL FUEL TANK ACCESS DOOR CUT-OUT AT WS 12.245 HAS NUMEROUS AREAS OF PITTING/ FRETTING LOCATED ON FAYING SURFACE AND RADIUS AREAS. DEPTH LESS THAN .015 INCH. REPAIRED ACCESS DOOR CUTOUT AT WS 12/245 IAW BOMBARDIER REO 601R-57-21-030 REV C. (M)