What was found
OAK - DURING 30K CHECK, CRACKS WERE FOUND IN FORWARD CARGO COMPARTMENT DOOR INNER FRAME SUPPORT 'T' ANGLE AND FORWARD LOWER STRIKER FITTING. STOP DRILLED CRACKS AND INSTALLED NEW INTERCOSTAL, TEE FITTING, 'L' ANGLE AND SHIMS IAW DC9 SRM 51-30-02 AND INSTALLED DOUBLER IAW DC9 SRM 52-03, FIG 1, PAGE 2. (M)