What was found
RIGHT HORIZONTAL STAB INSPAR RIB ASSY NR 4 HSS 120.30. STIFFENER #2 LOWER AREA CRACK NOTED. REMOVED CRACK ON STIFFENER 2 RIB 4 RT HORIZONTAL STAB IAW SRM 55-10-09 -2R REPAIR4. VERIFIED STEP 1 PERFORMED ROTO INSP ON REWORKED AREA 4EA EXISTING HOLES AT LOWER CHORD IAW NDT P6 51-00-00 PROC.16 CRACK NOTED ON 1EA HOLE. PERFORMED HFEC INSP ON REWORKED AREA WEB IAW NDT P6 51-00-00 PROC.23 CRACK NOTED. REMOVED CRACK ON WED AND HOLE AT 4 RIB STIFFENER 2 IAW SRM 55-10 09-2R REPAIR 5.