As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
"DURING COMPLIANCE OF TC 53-160-604(NDTM PART 9 53-41-116) NOTED VERTIC AL POST LBL 27.00 @ FS409.0+128 IS CRACKED. CRACK ON I/B LWR FLANGE EX TENDING UP TO AND PAST 1ST RIVET ENDING BETWEEN 1ST AND 2ND RIVETS " COMPLIED WITH REO 601R-53-41-056