What was found
LEFT HORIZONTAL STAB LOWER IN SPAR SKIN HAS A CRACK AT STAB STATION 156, AFT OF FRONT SPAR 30". INSTALLED REPAIR DOUBLER IAW SRM 55-10-01 REPAIR 11. INSPECTION THRESHOLD OF 56,000 FLIGHT CYCLES AFTER REPAIR INSTALLATION & 9000 FLIGHT CYCLES INTERVAL. THEREAFTER IAW SRM 55-10-01 REPAIR 11 PART 5 TABLE 204. WITHIN 56,000 CYCLES AFTER REPAIR INSTALLATION. PERFORMED INITIAL INSPECTION & REPEAT EVERY 9,000 CYCLES THEREAFTER IAW SRM 55-10-01 REPAIR 11.