As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 2548136) DURING INSPECTION FOUND CORROSION WEB - INTERCOSTAL LOCATED FROM BS500F TO BS500G AND STR26R AT FWD CARGO COMPARTMENT. REPLACED WEB INTERCOSTAL LOCATED FROM BS500F TO BS500G AND STR26R AT FWD CARGO COMPARTMENT AS PER B737-900ER SRM 51-40-02, AND DWG 143A7505 SHEET 105.