What was found
CORROSION ON RT HORIZONTAL STAB UPPER SKIN BARREL NUT HOLES NR 16, 19, AND 20 AT XH 27. BARREL NUT HOLE NR 19 WAS REPAIRED IAW SRM 55-03 D, PARAGRAPGH 30. BARREL NUT HOLES NR 16 AND 20 WERE REPAIRED IAW ER/A 51141-14, REV ORIG AS A PERMANENT REPAIR.