What was found
POSSIBLE CRACK LOWER SURFACE RT HORIZONTAL STAB. ACFT GROUNDED. VERIFIED CRACK WITH HFEC IAW 51-00-00, PART 6. CRACK IS LOCATED ON IN SPAR SKIN AT STAB STA 12905. LENGTH IS 1.375 LONG, REF SRM 55-10-01, AD-2 NO ALLOWABLE DAMAGE FOR CRACKS IN THIS LOCATION. ADDED WEIGHT OF REPAIR DOUBLER, SEALANT AND FASTENERS = 1.075 LBS. ACFT WEIGHT CHANGE (MIG 38) NOT REQUIRED IAW GPM 05-00-25, PAR 6E 82812. PERFORMED CATAGORY B REPAIR. STOP DRILLED CRACK, FABRICATED AND INSTALLED REPAIR DOUBLER WITH BLIND FASTENERS. REF SRM 55-10-01, REPAIR 11. INSPECTOR APPLIED TOPCOAT, REF MM 51-21-99.