What was found
DURING C-CHECK, FOUND CORROSION IN FORWARD PIT AROUND LONGERON TO FRAME ATTACH BOLTS, LONGERON 28 LEFT TO 29 RIGHT F/S 500 AND FUSE SKIN TO LONGERON ATTACH RIVETS LONG 29 RIGHT F/S 500. ALSO, LONGERON 30 RIGHT HAD A 5 INCH CRACK AT FS 510. REMOVED CORROSION AND TREATED AREA, CUT OUT SECTION OF LONGERONS F/S 475 TO 532 AND SPLICED IN NEW SECTIONS IAW DOUGLAS AIRCRAFT FAX ZVQ DC-9-32 F/N 547 AND DC9 SRM 53-02 FIG 14 SHEET 1 AND 2. (M)