As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TWO CRACKS WERE FOUND ON 8/20/97 EMANATING FROM A DRAIN HOLE ON THE NR 1 ENGINE STRUT FWD UPPER SPAR WEB AT NAC STA 158. THE CRACKS WERE TRIMMED OUT ON A TIME-LIMITED BASIS. AT 11/98 OVERHAUL, A PERMANENT DOUBLER REPAIR WAS INSTALLED. CRACKS WERE DUE TO FATIGUE DAMAGE. REPAIRED PER ERA 362549-14.