What was found
DURING HEAVY CHECK, RT HORIZONTAL RIB 10A HAS LOWER FLANGE, FWD STIFFENER IS CRACKED. MX REPAIRED RIB IAW ETD 2013-170-041849, REV B.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY CHECK, RT HORIZONTAL RIB 10A HAS LOWER FLANGE, FWD STIFFENER IS CRACKED. MX REPAIRED RIB IAW ETD 2013-170-041849, REV B.