What was found
THE THIRD BOLT HOLE BELOW STA ZFS=52.267 ON LT VERTICAL STAB FRONT SPAR CAP HAS CRACK INDICATION, REF AA 5530-01048 AND AD 2018-10-08. MAINTENANCE COMPLIED WITH CRACK VERIFICATION, PER AMDS 5530-01048-02 AND CRACK INDICATION STILL PRESENT. VERIFIED CRACK IN SKIN/DOUBLER NOT SPAR CHORD, PER BHEC. CRACK DETERMIND IN SKIN (QC1432). STEPPED SKIN HOLE TO .215. STEPPED HOLE TP .264. COMPLIED WITH CRACK INSPECTION BHEC OF SKIN-NO CRACK. DAMAGED HOLE REPAIRED, PER ERA/PRI 1 588955-14 REV 4. COMPLIED WITH ER/A 588955-14 AD REV ORG FINAL ER/A MATCHES PRI. ASSOCIATED ER/A 14-588955 ADDED FOR AC 9545.