What was found
WHILE IN AMSTERDAM FOR C-CHECK, MAINTENANCE FOUND CORROSION FLOORBEAM, STA 866, BETWEEN LBL 76 TO 90, UNDER SIDE OF UPPER CHORD. INSTALLED REPAIR PER UPS EO 51-40-04.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE IN AMSTERDAM FOR C-CHECK, MAINTENANCE FOUND CORROSION FLOORBEAM, STA 866, BETWEEN LBL 76 TO 90, UNDER SIDE OF UPPER CHORD. INSTALLED REPAIR PER UPS EO 51-40-04.