As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SUPPORT TASK STA 1640 STR 10L WEB CRACKED AT AFT CTR HOLE ON INS TALL. WEB PN 146N8738-15, TRANSCRIBED FROM HAECO GSO NON ROUTINE 9281722 FABRICATED INTERCOSTAL WEB 146N8738-15 AND INSTALLED IAW B757-30 0 SRM 51-40-02 AND BAC DWG 146N8738 REV G. HAECO GSO MECH V90083 8 INSP QC021