What was found
AT C-CHECK, FOUND SKIN BULGE AT STA 1166 BETWEEN STRINGER 21L AND 22L AT AFT LAVATORY SERVICE PANEL. REMOVED CORROSION, INSTALLED DOUBLER REPAIR AT AFT LAVATORY SERVICE PANEL PER AVITAS EO 96PMSI-123RO-5, FILLER PLATE 15.75 BY 14, BACKING PLATE 19 BY 21.