As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING AN IMBV INSPECTION THE FORWARD DIGITAL WAS FOUND CORRODED AT CENTER BEAM. REMOVED CORROSION BY MAKING A CUT OUT OF THE FORWARD DIGITAL. CUTOUT A REPAIR PART FROM PN 145-21721-009. FABRICATED 2 DOUBLERS AND SHIM. REPAIR DONE IAW SRM. (SW21200501155)