As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND DURING HEAVY CHECK AT COE. FOUND LEVEL 2 CORROSION AROUND THE RIVET FILLED TOOLING HOLE ON THE AFT SURFACE OF VERTICAL STAB REAR SPAR. LOCATED IN THE CENTERLINE OF THE SHEAR WEB BETWEEN STIFFENERS (P/N`S S55371300230 AND S55371300225). REPAIRED PER SRAS DO/TS-2656/08-4694, NOTE DO/TS-2665/08-10353. CORROSION REMOVED FROM THE RIVET HOLE AREA PER THE SRM. A REPAIR DOUBLER WAS MADE & INSTALLED ON THE STABILIZER SPAR. (S)