As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE RT TORQUE BOX FOR THE AFT VENTRAL STAIRWAY OPENING WAS FOUND WITH A TYPICAL CRACK IN THE UPPER HORIZONTAL BEAM AT FS 1263. THE CRACK IS TYPICAL OF BAC S/B 727-53-0129. THE CRACKED PART WAS REMOVED AND REPLACED WITH A NEW PART PER THE REQUIREMENTS OF THE S/B AND PER ER/A 380826-14AD.