As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SJO - RIGHT WING FRONT SPAR UPPER CHORD CORRODED AT FSS 430. REPAIRED RIGHT WING FRONT SPAR UPPER CHORD BETWEEN FSS 401.95 AND FSS 460 PER COOPESA EO COO-3-57-597 DATED OCT 30, 1998 AND BOEING INSTRUCTION LIST OF DATA INCLUDED ON FAA FORM 8110-3. (M)