What was found
MZJ - DURING 'C4' CHECK INSPECTION, U-CHANNEL SPLICE PLATE BETWEEN STRINGER 32R AND 33R HAS CORROSION AT FWD 2 BOLTS AT BS 1480, AFT SIDE OF BULKHEAD. REPAIRED SPLICE PLATE PER SB 747-53A2390. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
MZJ - DURING 'C4' CHECK INSPECTION, U-CHANNEL SPLICE PLATE BETWEEN STRINGER 32R AND 33R HAS CORROSION AT FWD 2 BOLTS AT BS 1480, AFT SIDE OF BULKHEAD. REPAIRED SPLICE PLATE PER SB 747-53A2390. (M)