As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHV-DURING C CHECK APU FIREWALL WAS FOUND TO HAVE A CRACK AT TOP 2 RIVETS OF R/H VERTICAL REINFORCEMENT. MAINTENANCE STOP DRILLED CRACK AND PERFORMED A DOUBLER REPAIR IAW CONTINENTAL EXPRESS EC 5330-01202. THE AIRCRAFT WAS APPROVED TO RETURN TO SERVICE.