As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING SCHEDULED ROUTINE MAINTENANCE DISCOVERED LT WING REAR SPAR LOWER CAP CRACKED FROM RIVET HOLE TO REAR EDGE AT LWS 117.50. REMOVED DAMAGED SECTION OF LT LOWER AFT SPAR FROM LWS 73 TO LWS 129.86 SPLICED IN NEW SECTION OF SPAR IAW FIELD REPAIR FR-CO-01583 REV 2.