As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE SURVEYING THE UPPER TWO ROWS AT L/H FR20 CROSSBEAM FRAME S PLICING IT WAS FOUND THAT THERE WERE NON-ORIGINAL TYPE FASTENERS INSTALLED. REPAIRED LH FR20 CROSSBEAM FRAME SPLICING UPPER TWO ROWS FASTENE RS IAW UAL EA 5310-06784-001.