What was found
HEAVY CHECK/MAJOR REPAIR, INNER SKIN AT THE INSULATION STANDOFF FWD OF FRAME 21 HAS LEVEL 2 CORROSION BELOW STRINGER 8R. REPAIR PER SRAS ES-4429/16.10811 DATED 11/25/2016.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
HEAVY CHECK/MAJOR REPAIR, INNER SKIN AT THE INSULATION STANDOFF FWD OF FRAME 21 HAS LEVEL 2 CORROSION BELOW STRINGER 8R. REPAIR PER SRAS ES-4429/16.10811 DATED 11/25/2016.