What was found
CORROSION ON STRINGER 25L LOCATED BS947.5 TO BS967 AND WL156 AT AFT CARGO COMPARTMENT. SRM SUPPLEMENT WAS NOT CONSULTED FOR REPAIR INSTRUCTIONS STEP 15 ITEM 2;[04] VERIFIED SUPPLEMENT ARM90-7023-01 REV B PARAGRAPH 3.A TABLE 1002; PAGE 1002; AND THE REPAIR DOES NOT FALL ON AFFECTED STC MODIFICATION. INSPECT COMPLETED. VERIFIED SUPPLEMENT ARM90-7023-01 REV B PARAGRAPH 3.A TABLE 1002; PAGE 1002; AND THE REPAIR DOES NOT FALL ON AFFECTED STC MODIFICATION. REPAIRED STRINGER 25L LOCATED BS 947.5 TO BS 987.5 AND WL156 AT AFT CARGO COMPARTMENT IAW SRM 53-00-03-2R-1.