As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON INTERCOSTAL AT AREA AFT OF ACB BS927 - BS947 RBL46 WL187. REMOVED AND REPLACED NEW INTERCOSTAL AT BS927-947 RBL46 WL187 IN ACB PER SRM 51-40-02-0G-0; SRM 51-40-05-0G-0; SRM 53-70-15-1A-1 AND BOEING DRAWING #147A8801. 57006U 17AUG20.