As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION IS OUT OF LIMITS AT THE LH CUSP WEB MEMBRANE AT STA 395 X=54 TO X=59. ORIGINAL THICKNESS WAS 0.020 INCHES AND REMAINING THICKNESS AT STA 395 IS 0.008 INCHES. THEREFOR AREA IS OUT LIMITS. REF NRC 00293 AT PAX CABIN (CPAX). SUMMARY OF NRC 00509: CORROSION LEVEL 2. LH CUSP WEB MEMBRANE AT STA 395 X=54 TO X=59 WAS REPAIRED PER B717-200 SRM 53-00-55-2R- 4 FIG. 215. (LP #2622577)