What was found
RIGHT HORIZONTAL STABILIZER L/E RIB 4 IS CRACKED. CUT OUT DAMAGE ON RT HORIZONTAL STABILIZER L/E RIB 4 AND FABRICATED DOUBLER AND FILLER. INSTALLED IAW ETD 2015-170-117099.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
RIGHT HORIZONTAL STABILIZER L/E RIB 4 IS CRACKED. CUT OUT DAMAGE ON RT HORIZONTAL STABILIZER L/E RIB 4 AND FABRICATED DOUBLER AND FILLER. INSTALLED IAW ETD 2015-170-117099.