What was found
DURING CURRENT C-CHECK AT KLM/AMS WHILE PERFORMING SB 747-53A2450, IAW AD 2001-16-02 AND HFEC OPEN HOLE INSPECTION REVEALED CRACKS EMINATING FROM THE AFT STRAP ROW AT BS 2231, STRINGER 24R AND 25R. CUT OUT BLENDED CRACKS IN STRAP. HFEC INSPECTED ROUTED AREAS AND ALL OPEN HOLES PER SRM 53-10-04 FIG 115. NO ADDITIONAL CRACKS FOUND. FILLERS AND REPAIR ALUMINUM STRAPS FABRICATED AND INSTALLED IAW ABOVE SRM TEXT. REPAIR IS A TIME LIMITED REPAIR AND REQUIRES A REPETITIVE 3000 CYCLE INSPECTION. AD REQUIREMENTS NEVER TERMINATE. (M)