As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
***CORROSION*** AFT CARGO BAY WEB INTERCOSTAL BS 847-867 LBL 20 WL 155 / CORROSION ON WEB INTERCOSTAL BS847-867 LBL20 WL155 WAS FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS ARE GIVEN IN THE SRM. PART WILL BE REPLACED ON SWA DEFECT# T982059