As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C AND D-CHECK ACCEPTANCE INSPECTIONS WHILE COMPLYING WITH AD 78-07-05; SB 53-131 VISUAL INSPECTION OF LEFT AND RIGHT FUSELAGE FRAMES, FOUND THE FRAME AT FS 737L CRACKED IN TWO PLACES. REPLACED FRAME AT FS 737 IAW SB 53-131 AND DC-9 SRM CHAPTERS 51-30-1, 51-30-2 AND 51-30-5.