What was found
EXISTING REPAIR, SKIN EXTERNAL DOUBLER, STA 1681, STRINGER S-15L TO EVALUATE EXISTING REPAIR. EXISTING REPAIR FOUND NOT IAW SRM APPLICABILITY. SKIN EXTERNAL DOUBLER REPLACED. R & R DOUBLER IAW EA F-5330-117347. REPAIR A CATEGORY B REPAIR AS DEFINED IN SRM 51-00-06, REQUIRING SUPPLEMENTAL INSPECTION IN ADDITION TO THOSE ALREADY SPECIFIED IN THE MPD. SUPPLEMENTAL INSPECTION ARE TO BEGIN WHEN THE AIRFRAME ACCUMULATES 34,500 FLIGHT CYCLES WITH REPEAT INSPECTIONS EVERY 3,000 FLT CYCLES. THE SKIN PANEL IS TO BE INSPECTED USING LFEC (PER B757 NDT 53-00-06, PART 6) ALONG THE PERIPHERAL FASTENER ROWS THROUGH THE EXTERNAL DOUBLER. REPAIR IS CLASSIFIED MAJOR AS PER GMM 6-2-100 CRITERIA.