As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L/H TRANSITION PANEL STA. 727 I TO 807 IS CORRODED ON UPPER AND LOWER SURFACES. GROUNDED - YES. REMOVED CORROSION AND CHECKED LIMITS FOUND TRASITION PANEL OUT OF LIMITS IAW B737-900ER SRM 53-00-53-1A-2. REPAIRED TRASITION PANEL IAW B737-900ER SRM 53-00-53-2R-6W 1.5 O .040 R .026 L 110.0 D .014.