As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FWD PIT, AFT BULKHEAD IS CORRODED. GROUNDED - YES. REMOVED DAMAGE FROM FWD PIT AFT BULKHEAD R/H SUPPORT IAW B737-900ER SRM 53-30-08-1A-1.2.C.1. REMAINING THICKNESS: .054" MINIMUM ALLOWABLE REMAINING THICKNESS: .056" AND IS FOUND TO BE OUT OF LIMITS IAW B737-900ER SRM 53-30-08-1A-1.4.A.2. REPAIRED FWD PIT R/H BULKHEAD SUPPORT AT STA 500L IAW B737-900ER SRM 51-40-05 AND SRM 51-40-02.