As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ACFT IN FOR A C-CHECK WHEN CORROSION WAS FOUND IN THE OMEGA BEAM AND GUSSET AT FRAMES 59 THRU FRAME 61. MX BLENDED OUT THE CORROSION AND HAD TO CUTOUT THE DAMAGE AND FABRICATE A NEW DOUBLER. INSTALL DOUBLER IAW ETD 2013-000636. ALL WORK ACCOMPLISHED AND WILL BE RELEASED AT THE END OF THE CHECK.