As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE PERFORMING 2C INSPECTION TASK 5310-131-01I, FOUND LEFT CROSSBEAM AT FRAME 13 TO BE CORRODED. REMOVED CORRODED CROSSBEAM AND INSTALLED SERVICEABLE CROSSBEAM OF SAME PART NUMBER USING FASTENERS OF SAME PART NUMBER IAW SRM CHAPTER 51.