As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE AIRCRAFT WAS IN FOR ACCEPTANCE/BRIDGE PACKAGE MAINTENANCE FOUND RIB 11A CRACKED ON RH HORIZONTAL STAB @ THE UPPER SURFACE ATTACHMENT FLANGE FWD OF THE 4TH FASTENER HOLE EXTENDING THROUGH THE 5TH FASTENER HOLE TO THE AFT END OF THE FLANGE. REMOVED AND REPLACED RIB 11A (PN 170-62783-602)IAW EMB SRM 51-40-08. (MAJOR: FCS# 55-10-00-005)