What was found
LONGERON 17LT LOWER FLANGE CRACKED .5 INCH FROM LOWER EDGE AT FS 965 MAIN FRAME ATTACH HOLE AND CORRODED. REMOVED LONGERON FROM FS 960 - 996. CUT, DRILLED DEBURRED NEW SECTION OF LONGERON AND INSTALLED FROM FS 956 - 996 IAW DC9 SRM 51010-4, TRAVELER 1A-30766-1, CUT NEW SPLICE, DRILLED AND DEBURRED IAW DC9 SRM 53-02, FIG 18, TRAVELER 1A-30767-1. LONGERON AND SPLICE TREATED AND PRIMED IAW DC9 SRM 51-10-3. INSTALLED IAW DC9 SRM 53-02, FIG 18, 51-30-2.