As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND DURING D-CHECK, CABIN AIR DISTRIBUTION DUCT HAS TWO CRACKS ON TOP AT APPROX STATION 1345/1348. STOP DRILLED CRACKS. NDT CONFIRMED CRACKS HAD BEEN STOPPED. WELDED CRACKS. NDT WELDS NO FLAWS FOUND PER EO NR 99-186 WITH APPROVED 8110-3 DATED 11/14/99. (M)