What was found
PDX C4 CHECK. RT ELEVATOR UPPER SKIN ON AFT OTBD CORNER REQUIRES A PERMANENT REPAIR. REMOVED DAMAGE AS REQUIRED PER REO 670-55-21-058. HFEC INSPECTED IAW REO 670-55-21-058 NOTE 4 AND NDTM PT 1, 51-20-006. NO CRACKS NOTED. FABRICATED UPPER AND LOWER REPAIR DOUBLERS AND PACKERS. LOCATED, DRILLED AND COUNTERSUNK DOUBLERS, PACKERS AND WEDGE FILLER. ALODINED AND PRIMED IAW REO 670-55-21-058. INSTALLED REPAIR IAW REO 670-55-21-058.