What was found
INSPECTION TYPE:C RH BS 1480 BULKHEAD ONE EA BOLT HOLE NO.25 FOUND TWO CRACKS AT OUTER CHORD SPLICE FITTING FWD SURFACE APPROX 0.030" AT 4 O'CLOCK POSITION ( LOOKING FWD ) AND 0.030" APPROX THROUGH THICKNESS AT 10 O'CLOCK POSITON. RH BS 1480 B/H SPLICE FTG BOLT HOLE #25 CRACK REMOVED. BUSHING INSTALLED IN OUTER CHORD SPLICE FTG HOLE NO.25 AS PER SB 747-53A2390 FIG 11 PLAN A BUSHING REPAIR RADIUS FILLER INSTALLED AS PER RS R53-43-34702. CWPC CONTROL SEQUENCE NO. RCBR017 058 ATTACHED. THIS REPAIR ACCOMPLISHED IAW EO B747-5310-15717-A.