What was found
CORROSION ON KEEL BEAM LOWER CHORD APPROXIMATE BS 990-996, LBL9 ACCESSED BETWEEN MAIN LANDING GEAR DOORS. REPAIRED LOWER KEEL BEAM CHORD AT STATION 990-996 LBL9 IN ACCORDANCE WITH REA- B653-62220-MR. ACFT GROUNDED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CORROSION ON KEEL BEAM LOWER CHORD APPROXIMATE BS 990-996, LBL9 ACCESSED BETWEEN MAIN LANDING GEAR DOORS. REPAIRED LOWER KEEL BEAM CHORD AT STATION 990-996 LBL9 IN ACCORDANCE WITH REA- B653-62220-MR. ACFT GROUNDED.