What was found
CORROSION ON STR 42L LOCATED BETWEEN FR 61 TO FR 63 MEASURE ARE L=1.150", W=0.310", D=0.010" SSI 534107 IN AFT CARGO COMPARTMENT. REPLACED STR SECTION 42L LOCATED BETWEEN FRAME 61 TO FRAME 64 AND FASTENERS IAW SRM 51-72-11, DWG D53470345, PRI 539100-14 REV 0 AND ERA 539100-14, REV.