What was found
CORROSION ON INTERNAL FUSELAGE AT F.S589.00 AND STR24L.CORROSION ON INTERNAL FUSELAGE AT FS 589.00 AND STR24L IDENTIFIED AT FS589.00 FRAME FLANGE BETWEEN AND WEB BETWEEN STR24L-STR23L ALONG WITH STR24L FLANGE. REMOVED FASTENERS IAW SRM 51-42-06 AND BLENDED CORROSION ON FS589.00 FLANGE AND WEB BETWEEN STR24L-STR23L IAW SRM 51-21-06, PERFORMED ULTRASONIC REMAINING THICKNESS MEASUREMENT WITH REFERENCE TO NDTM PART 4, 51-00-00 & FOUND TO BE WITHIN LIMITS OF SRM 53-61-15 AND SRM 53-00-00. EDDY CURRENT OF REWORKED FRAME AREA IAW NDTM PART 6, 53-00-096 WITH NO DEFECTS FOUND. PERFORMED STRINGER SPLICE REPAIR OF STR24L FROM FS584.00 TO FS594.00 IAW SRM 53-00-03 AND PERFORMED EDDY CURRENT INSPECTION OF CUT LINES WITH REFERENCE TO NDTM PART 1, 51-20-06 & 53-00-096 WITH NO DEFECTS FOUND. INSTALLED ALL FASTENERS IAW SRM 51-42-06 AND RESTORED SURFACE FINISH IAW SRM 51-21-16. COMPLIED WITH TASK CARD 51-900-1003-SKY.