As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE REMOVING MAIN DECK R3 DOOR FOR ACCESS FOUND R3 DOOR AFT JAMB LOWER WEB BOX AT STA 1305.25 TO STA 1315.42 CRACKED AS MARKED. MAIN DECK R3 DOOR AFT JAMB LOWER WEB BOX AT STA 1305.25 TO STA 1315.42 REPAIRED AS PER EA 1-5310-T0331819 PT 1. REPAIR CLASSIFIED MAJOR PER GMM 6-2-100.