What was found
LEFT HORIZONTAL STABILIZER; RIB 4 IS CRACKED; 28' AFT FROM FRONT SPAR. CUT AND REMOVED DAMAGE FROM NR 3 VERTICAL STIFFENER IAW SRM 55-10-09-2R-04 REPAIR 4. HFEC INSPECTION OF CUTOUT COMPLETE IAW NFT P6 51-00-00 P23 TOOL 31823 DUE 03JAN20 NO CRACKS FOUND. HFEC OF FASTENER HOLES COMMON TO REPAIR COMPLETE IAW NDT P6 51-00-00 P16. NO CRACKS FOUND. COMPLETED GENERAL VISUAL INSPECTION OF REPAIR AREA IAW SRM 55-10-09-2R-4 REPAIR 4. NO DEFECTS NOTED. TREATED AND PRIMED BARE SURFACES IAW SRM 51-20-01-0G-0 & SOPM 20-41-04. INSTALLED ALL REPAIR PARTS WET WITH BMS 5.95 SEALANT IAW SRM 55-10-09-2R-Y AND SRM 51-40-02-0G-0.