What was found
CRACK FOUND ON LT HORIZONTAL STAB AT 3RD RIB FROM INBD (STA 101.90) APPROX 10 INCHES FWD OF AFT SPAR. CRACK APPROX 1 INCH LONG. INSTALLED REPAIR DOUBLER ON LT HORIZONTAL STAB AT 3RD RIB FROM INBD (STA 101.90) IAW SRM 55-10-01 FIG 204 REPAIR 11. DIP INSPECTION REQUIREMENTS ARE AN INITIAL INSPECTION THRESHOLD AT 56,000 FLIGHT CYCLES WITH REPEAT INSPECTIONS EVERY 9,000 FLIGHT CYCLES. LT HORIZ STAB SKIN CRACKED. PER SRM 55-10-01 PG 204 COMPLETED REPAIR. INSPECT REPAIR AT 56,000 FLT CYC'S AFTER REPAIR INSTALLED THEREAFTER EVERY 9,000 FLT CYC'S.