As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT KEEL BEAM AT THE LEVEL OF CONNECTING FITTING BTW FR13A AND 14. (1EA) CRACK INDICATION NOTED ON LOWER AFT HOLE AT 8' O CLOCK. REMOVED ALL FASTNERS AT FR 13A FROM R/H SIDE OF THE KEEL BEAM AND DISPLACED FRAME IAW EA 300-5312-27-A5416 PRELIM 1 STEP 2 FIG 4. INSTALLED FLOOR SUPPORTS 2EA RT SIDE FR 12R TO FR 14R IAW SRM 51-40-21. ACCOMPLISH THE REPAIR PER EO-97756-REQ1 AND EA 300-5312-27-A4516, REV-.