What was found
DURING C3 MAINTENANCE CHECK AT HA ECO AMERICAS, MAINTENANCE REPORTED CORROSION AND SMALL DENT DAMAGE ON THE RH KEEL WEB, APPROXIMATELY AT BS 976, RBL5. CORROSION DAMAGE WAS REMOVED BY BLENDING AFFECTED AREA PER SRM 51- I 0-02, WITH A MINIMUM MATERIAL REMAINING OF 0.018 INCHES FROM INITIAL THICKNESS OF 0.050. THE REMAINING MATERIAL WAS FOUND TO BE OUT OF LIMITS PER SRM 53-50-12 ALLOWABLE DAMAGE I, DETAIL 111. THE SRM 53-50-12 REPAIR GENERAL, STATED THAT SRM 51-70-13 IS NOT APPLICABLE FOR KEEL WEB. HE REPAIR ACCOMPLISHED PER REO-G246 I 4 REV IR IS ACCEPTABLE AND HAS STAGE I APPROVAL FOR STATIC STRENGTH PER FAA FORM 8110-3 SIGNED BY ROBERT MANASHI, DER T 876272412, DATED 14-SEP-2023. REPAIRED KEEL BEAM UPPER SURFACE WEB IAW HAECO REO-G24614 AND ABX-REA-5350-65128-00.