What was found
N00772, UPPER RT HORIZ STAB SKIN HAS A CRACK AT FWD SPAR AFT FLANGE AREA OF CLOSING RIB PLANE, RIGHT SIDE 1 LONG CROSSING HOLE FASTENER. CUT OUT CRACKED AREA AS PER SRM 55-20-00 FIG 10 AFTER CUT OUT COMPLETED HFEC. NO DEFECTS NOTED. FABRICATED DOUBLER REPAIR AS PER SRM 55-20-00 FIG 10. INSTALLED DOUBLER PER SRM 55-20-00 FIG 10.