As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT PIT R/H FRAME SPLICE AT STA 727L HAS CORROSION DOT: L215. GROUNDED - YES. EVALUATED FRAME SPLICE AT RH STA 727L AFT PIT. CORROSION NOT ALLOWED IN THIS AREA (INNER CHORD AREA) REPAIRED SPLICE 146A1300-20 AT STA 727L RH SIDE IAW BAC DWG 146A1300-20 REV. A, 146A1300 REV:-, 146A1251 REV:-, B737-900ER SRM 51-40-02, 51-40-05. LIMITS FOUND IAW B737-900ER SRM 53-00-07-1A-1DOT REMOVED.