What was found
MAJOR REPAIR, AFT CARGO PIT - STRINGER 26 LH BETWEEN STA 1570 AND 1620 IS CORRODED. REPAIRED IAW --1) REMOVE S-26L DAMAGED STRINGER SECTION (P/N: 146N3110-479) BETWEEN STA 1500-1520 (FAULT T3F18E002EKMP) AND STA 1560-1620 (FAULT T3F18E002EKMQ) RESPECTIVELY. 2) FABRICATE 1 EACH REPLACEMENT STRINGER SECTION PER BOEING DRAWING 146N3110-479 FOR AREA BETWEEN STA 1560 AND STA 1620 (FAULT T3F18E002EKMQ). 3) ACCOMPLISH REINFORCING REPAIR IAW 757-200PF SRM REV 117.00 CHAPTER 53-00-03-2R-1, DETAIL II PER SRM 53-60-03-2R-0. SEE ATTACHMENTS.