As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION REPAIR, THE OUTBD CHORD OF THE LOWER SILL OF THE C1 DOOR CUTOUT WAS FOUND WITH SEVERAL AREAS OF CORROSION. THE OUTER CHORD AND WEB OF THE FS 620 OPENING FRAME WERE CUT AT STR 25R AND THE LOWER ENDS REMOVED TO ALLOW REMOVAL OF THE SILL CHORD. A NEW SILL CHORD WAS INSTALLED AND THE DOOR FRAME AND WEB SPLICED BACK IN WITH REPAIR ANGLES AND DOUBLERS PER ER/A 383863-14, REV B.