What was found
DURING ULTRASONIC INSPECTION FOR VERTICAL CRACKS BEHIND SERVICE REPAIR SR10550013 PER DRAWING NUMBER SN10550000 REV D ON RIGHT HAND SIDE LOWER VERTICAL STABILIZER FORWARD FLANGE OF UPPER REAR SPAR CAP, STATION 2164, EXISEING CRACK INDICATION FOUND FROM 2ND FASTENER FROM BELOW TO LOWEST FASTENER AND UNABLE TO PROCEEED FURTHER INSPECTION DUE TO WEB BLOCKAGE. RIGHT HAND SIDE LOWER VERTICAL STABILIZER FORWARD FLANGE OF UPPER REAR SPAR CAP AT STATION 2164 CRACKED AREA REPAIRED AS PER EA # 1-5530-T0376618 P1 REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.