What was found
DURING ROUTINE C-CHECK INSPECTION, THE FUSELAGE FRAME AT STATION 1300 WAS FOUND TO BE CRACKED. THE CRACK WAS LOCATED BETWEEN LONGERONS 35 LEFT AND 35 RIGHT. THE CRACK WAS REPAIRED IAW THE DOUGLAS STRUCTURAL REPAIR MANUAL 53-2-0, FIGURE 1B, SHEET 3. (M)