As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LH WINGLET ATTACH STRUCTURE HAS ONE ELONGATED HOLE ON RIB AT WS404.08. REPAIRED LH WINGLET ATTACH STRUCTURE BY REPLACING RIB P AT WS404.08 AND WGLT3.25. INSTALLED FREEZE PLUG AND COUNTERBORED FREEZE PLUG. HFEC PERFORMED WITH NO INDICATIONS. RESTORED SURFACE FINISH. ALL WORK WITHIN LIMITS WAS PERFORMED IAW REO 601R-57-31-1411 REV-.