What was found
CORROSION ON INTERNAL DOUBLER AROUND AFT LAVATORY SERVICE PANEL. FRAME CLIP STA Y=1309 & Y=1322 FROM LONGERON 18LT TO 26LT; LONGERON 20 LT & 21 LT FROM STA Y=1322 TO Y=1338; INTERCOSTALS, 2 EA, BETWEEN LONG 21 LT AND 22 LT FROM STA Y=1322 TO Y=1338; AND LONGERON 19 LT & 22 LT FROM STA Y=1287 TO Y=1338 WERE INSTALLED AND CIC WAS APPLIED IAW SRM 51-10-3, PAR 38, 51-30-2 AND 51-30-5. REPETITIVE INSPECTION WILL BE PERFORMED WITH LOG 2657213, ER/A 549257-14, REV ORIGINAL SECTION II.