What was found
RIGHT HORIZONTAL STAB FRONT SPAR INTERNAL RIB 5, STIFFENER 4, APPEARED CRACKED AT LOWER RADIUS T/E AREA. REMOVED CRACK IAW SRM 55-10-02-2R-5, REPAIR 5. PERFORMED HFEC INSP ON REWORKED AREA IAW NDT P6 51-00-00, PROC23. NO CRACKS. LOCATED AND DRILLED A REPAIR IAW SRM 51-40-05-0G-0 & SRM 55-10-00-2R-5, REPAIR 5. TREATED AND PRIMED THE REPAIR AND AREA IAW AMM 51-21-41-370 -803 & AMM 51-21-72-370-803. INSTALLED THE REPAIR IAW SRM 51-40-02-0G-0 & SRM 55-10-00-2R-5, REPAIR 5.