What was found
MAIN CARGO, STA NR 1781, LT LONGERON NR 13, FRAME CRACKED N1078 WAS GENERATED TO REPAIR ALL AFFECTED AREAS. THIS CRACKED FRAME SECTION AT THE ABOVE STA AND LONGERON WERE REMOVED WITH NEW SECTIONS AND SPLICES. THIS IS A CATEGORY "B" REPAIR AND REQUIRE A 12,000 CYCLE INITIAL INSP AND 8,000 CYCLE REPETITIVE INSP SRM 53-20-00 VOL: I, FIG 5.