As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FRAME 400L CRACKED AT INBD RIVET ATTACHING THE BRACKET TO THE FRAME BETWEEN STRINGER 8L & 9L. REPAIRED CRACKED AREA AT STATION 400L BETWEEN STRINGER 8L & 9L IAW EA5310-04716 REV G FIG 3. THIS IS A CATEGORY A REPAIR, NO FURTHER ACTION REQUIRED.