As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE-C, PRESS BULKHEAD BS 2360 DURING MOD OF BULKHEAD FOUND AT LOWER SIDE RT OF BL 0. CLOSE FASTENER SPACING (NOT IAW SRM) AT LOWER Y-CHORD AND WEB SIGMENTS. (NOT POSSIBLE TO MODIFY, PARTLY REPL OF CHORD NECESSARY). REPAIRED LOWER Y-CHORD AT RT OF BL 0 BS 2360 IAW EO B747-5310- 9485 (KLM DFX 97-194 REV 3).