What was found
SJO - DURING C-CHECK, LOWER EXTERIOR FUSELAGE SKIN BULGED (CORROSION) AT BS 907, BETWEEN STRINGER 18R AND 23R. REPAIRED FUSELAGE SKIN BUTT JOINT IAW 53-30-3 FIG 28. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SJO - DURING C-CHECK, LOWER EXTERIOR FUSELAGE SKIN BULGED (CORROSION) AT BS 907, BETWEEN STRINGER 18R AND 23R. REPAIRED FUSELAGE SKIN BUTT JOINT IAW 53-30-3 FIG 28. (M)