As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NUMBER 8 SLAT THERMAL ANTI-ICE (TAI) DUCT INBOARD LOWER RIB WHERE DUCT ATTACHES CORRODED AT LOWER END DIM: 2.5" X 1.3". REMOVED AND REPLACED LOWER RIB STRUT BY NR 8 SLAT TAI DUCT INBOARD RIB IAW B767 SRM 51-40-05, 51-40-02. ACFT WAS GROUNDED.