As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:C LT BS 1480 BULKHEAD AREA HOLE NR 18 FOUND CRACK AT WEB SPLICE PLATE, APPROX 0.030 RUNNING O/B. LT BS 1480 BULKHEAD WEB SPLICE PLATE NR 18 HOLE OVERSIZED AND CRACK FREE REPAIR BUSHING INSTALLED AS PER SB 747-53A2390 FIG 11.