What was found
DURING HEAVY CHECK, RT HORIZONTAL STAB AFT OF FWD SPAR, RIB 11 FWD LOWER FLANGE IS CRACKED. MX TRIMMED DAMAGE OUT ON RT HORIZONTAL STAB AFT OF FWD SPAR RIB FWD LOWER FLANGE FABRICATED REPAIR ANGLES IAW ETD 2014-170-028468. MAJOR REPAIR