What was found
MAIN CABIN DUMMY RAIL AT STA.Y-254 HAS CORROSION AT FR16 GROUNDED - YES. ACCOMPLISHED DOUBLER REPAIR TO FLOOR SUPPORT IAW SRM 53-00-14-300-007 REMOVED CORROSION - ORIGINAL THICKNESS .079, REMOVED .045, REMAINING .034 AND FOUND TO BE OUT OF LIMITS IAW SRM 53-11-15.