As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING THE 10 YEAR, 8C INSPECTION, HEAD OF A LOCK FASTENER WAS FOUND MISSING ON A VERTICAL STIFFENER ON THE AFT SIDE OF THE REAR PRESSURE BULKHEAD. AFTER FURTHER INVESTIGATION A INCH CRACK WAS FOUND A THE TOP OF THAT VERTICAL STIFFENER AS WELL AS SEVEN LOCK FASTENERS MISSING FROM THE VERTICAL STIFFENER TO THE MAIN HORIZONTAL BEAM. VERTICAL STIFFENER REPLACED AND HIDDEN DAMAGE INSPECTION BEING PERFORMED AS WELL AS AN EDDY CURRENT INSPECTION OF THE AREA. THESE DEFECTS WERE FOUND WHILE PERFORMING THE VISUAL INSPECTION OF THE REAR PRESSURE BULKHEAD TASK 53-40-00-220-809 IN THE AMM.