As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN - PREVIOUS FRAME REPAIR AT RIGHT STA 1541 STR 12 - 13 WAS FOUND SECURED WITH RIVETS, INSTEAD OF HI-LOKS. CABIN - PREVIOUS FRAME REPAIR AT RT STA 1541 STR 12 - 13 DOUBLER REMOVED AND REPLACED IAW SRM 53-30-00 FIG 1 VOL I WITH REF TO EA 1-5310-74305, FUSELAGE - MAIN FRAME - TRACKING OF CATEGORY-B REPAIRS ON FRAME.