As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLOOR ANGLE BLOWN OUT BS 1720, RBL 52. UPON FURTHER INVESTIGATION FOUND TEE FITTING TOTALLY EXFOLIATED. DAMAGE OUT OF LIMITS. REMOVED TEE FITTING IAW SRM 51-40-02. LOCATED AND DRILLED THE NEW TEE FITTING IAW SRM AND B DWG, REV F. INSTALLED THE NEW TEE FITTING IAW SRM AND B DWG REV BK.