What was found
SUSPECT CRACK ON LH HORIZONTAL STAB RIB 5 STIFFENER 4. PERFORMED HFEC AT SUSPECTED CRACK ON LH HORIZONTAL STAB. STIFFENER 4 IAW NDTM PART 6; 51-00-00 PROCEDURE 23. CRACK CONFIRMED AT LOWER SECTION OF STIFFENER. REMOVED DAMAGE AT LH HORIZONTAL STAB. RIB #5 STIFFENER 4 AS PER SRM 55-10-09-2R-4REMOVED DAMAGE FROM THE WEB AND THE LOWER CHORD OF THE LH HORIZONTAL STAB. RIB #5 IAW SRM 55-10-09-2R-5. PERFORMED HFEC INSP ON REWORKED AREA IAW NDT P6 51-00-00 PROC.23, NO CRACKS. FABRICATED REPAIR , ANGLE AND SHIM IAW SRM 55-10-09-2R-5 REPAIR 5 TREATED AND PRIMED, FABRICATED REPAIR AND BARE METAL AT REPAIR AREA IAW AMM 51-21-41-370-801 AND 51-21-72-370-804. INSTALLED REPAIR IAW SRM 55-10-09-2R-5 REPAIR 5.