As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 0828793) CRACK ON KEEL BEAM STR 27R INTERNAL STRUCTURE BTW BS 727 TO BS 727A AT AFT CARGO COMPARTMENT. PERFORMED PERMANENT REPAIR LOC. KEEL BEAM STR 27R INTERNAL STRUCTURE BTW BS 727 TO BS 727A AT AFT CARGO COMPARTMENT AS PER B737-800 SRM 53-60-12-2R-1.