What was found
CORROSION, FS 1960 STR 46R-46L. REMOVED EXTERNAL SKIN DOUBLER, INTERNAL SKIN BONDED DOUBLER AND EXISTING STRUCTURES, INCLUDING SHEAR AND STRINGER TIES, STRINGER SPLICE AT BS 1960 FROM STR 46R-50R. NO CORROSION FOUND ON INTERNAL AND EXTERNAL SKIN FROM STR 46L-46R AT BS 1960. REINSTALLED EXTERNAL SKIN DOUBLER AND EXISTING STRUCTURES PER B-747 SRM 51-30-02, PG 8-9, AND REINSTALLED INTERNAL BONDED SKIN DOUBLER PER B747 SRM 53-30-03, FIG 38.