As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FS409+128 RBL18 VERT POST HAS INDICATIONS NOTED ON BOTH SIDES IN THE AFT FLANGE RADIUS AT WL69 GREATER THAN 50%FSH. I/B SIDE IS 0.250" LONG AND O/B SIDE IS 0.250" LONG. (C-CHECK) RO: 10/16/2019 REMOVED AND REPLACED F/S 409+128 RBL 18 VERT POST IAW REO.