What was found
CORROSION, AFT WET AREA RT FLOOR BEAM CORRODED AROUND FASTENER, AS MARKED AT FR 87. C-CHECK RO 9/24/2020. REMOVED AND REPLACED AFT WET AREA RT FLOOR BEAM FR 86-89 WITH NEW PART FROM FACTORY. NO SIGNIFICANT CHANGE TO WEIGHT AND BALANCE. APPLIED FINISH, REF EMB SRM. SEE CONTINUATION CARD FOR EVALUATION AND WORK PERFORMED.