As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CRACK DAMAGE WAS DISCOVERED ON RIB 10 PN 170-32161-612 FLANGE PROPAGATING FROM A FASTENER HOLE. THE CRACK DAMAGE MEASURES APPROXIMATELY .400 INCHES EXTENDING FROM BOTH SIDES OF THE FASTENER HOLE. REPLACEMENT WILL BE ACCOMPLISHED ON EO E175-57MR-001, WORK ORDER 895592.