What was found
LWR EXT FUSE STA 645 ABOVE STR 18R SKIN DENTED. FOUND TO BE OUT OF LIMITS IAW SRM 53-30-01 FIG.1. REMOVED DAMAGED SKIN AT STA 645; STR 18R IAW SRM 53-00-01, FIG 201, TABLE 1. PERFORMED HFEC IAW NTM 51-00-19 PT 6 ON CUT OUT AREA. NO CRACK INDICATION NOTED. FABRICATED REPAIR DOUBLER IAW SRM 53-00- 01, FIG 201, TABLE 1 MATERIAL ID 2024-T3. 100C BATCH NR 0001551385. LOCATED AND DRILLED REPAIR DOUBLER IAW SRM 51-10-02. TREATED AND PRIMED DOUBLER IAW SRM 51-20-01. INSTALLED NEW REPAIR DOUBLER AT STA 645; STR 18R IAW SRM 51-40-02. CAT "B" REPAIR WITH SUPLEMENTAL INSP. INITIAL INSP 37.500 F/C, REPEAT EVERY 6.000 F/C METHOD HFEC IAW NDT MANUAL 51-00-01 PT 6. (MAJOR REPAIR)