As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE RBL 70.5 WING RIB WAS FOUND WITH A CRACK AT FS 760.96. THE CRACK IS TYPICAL OF BAC S/B 727-57-0112 AND PROGRESSED BETWEEN TWO FASTENER HOLES. THE HOLES WERE OVERSIZED TO ENSURE CRACK CONTAINMENT AND A REPAIR ANGLE INSTALLED PER S/B 727-57-0112 AND ER/A 377889-14AD, REV C.