As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON LOWER SURFACE OF CUSP WEB AT STA Y 940 AND -X56 IN PAX CABIN. SUMMARY OF NRC 00594: CORROSION LEVEL 2. CORROSION ON CUSP WEB AT STA Y 940 AND -X56 IN PAX CABIN WAS REPAIRED PER B717 SRM 53-00-55-2R PROCEDURE 4 REPAIR 4 FIGURE 209 CONFIGURATION-7013. (LP #0331931)