As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING PREPARATION FOR CENTER SECTION REAR SPAR WEB SPLICE REPAIR, ADDITIONAL CORROSION WAS NOTED ON UPPER CHORD INBOARD OF LBL 34.20. WEB, CHORD, SPLICE AND STIFFENERS FABRICATED IAW DRG NR 65C21531 REPAIR COMPLETED IAW SMRO EO 2002-052-013. UPS ENG FILE NR B727-5710-177 09-A.