What was found
CORROSION ON AFT CARGO INTERCOSTAL ON OTBD SIDE OF WEB, LOWER FLANGE AND UPPER ANGLE BETWEEN BS 1360-1380 BELOW OTBD SIDE OFTRANSITION PANEL ACP 0600-156-01Z. REMOVED CORROSION ON INTERCOSTAL AND 3 EA ANGLES FOUND TO BE EXFOLIATED OUT OF LIMITS IAW SRM 53-00-04, FIG 101 ALLOWABLE DAMAGE 1. R & R INTERCOSTAL AND 3 EA ANGLES AT BS 1360-BS 1380, RT IAW SRM 51-40-02, PARA 4 AND 7 DWG 146N5390-AND 146N3300 SHT 76, REV C.