What was found
DURING C CHECK, EXISTING REPAIR HAS BLIND RIVETS INSTALLED IN DOUBLER SHOULD BE SOLID FASTENERS PER SRM AT BS 1185 STRINGER 17L. REMOVED EXISTING REPAIR IAW SRM 51-30-2. FABRICATED NEW REPAIR DOUBLER IAW SRM 53-30-3 FIG 26 AND 53-30-2 FIG 3. ZERO TIMING OF EXISTING FASTENERS HOLES IN THE CRITICAL ROWS OF THE REPAIR, HFEC INSPECTED THE CRITICAL ROWS IAW NDTM PT6-51-00-00 FIG 16 AND FIG 23 AND IAW SRM 51-10-1 FIG. 12. NO CRACK INDICATIONS WERE NOTED. REAMED THE EXISTING FASTENER HOLES IN THE CRITICAL ROWS OF THE REPAIR TO 1/16 INCH OVERSIZE IAW SRM 51-10-1. TREAT AND PRIME DOUBLER IAW SRM 51-10-2. INSTALLED NEW REPAIR DOUBLER IAW SRM 53-30-3 FIG 26 AND 53-30-2.