What was found
DURING SCHEDULED INSPECTION AT AERO CORP IN LAKE CITY, FL FOUND INTERCOSTAL STATION 380 L28R-29R HAS 2 INCH CRACK PAST PREVIOUS STOP DRILL. REMOVED 2 CHIPS FROM UNSERVICEABLE INTERCOSTAL RECEIVED NEW INTERCOSTAL, DRILLED, DEBURRED, FITTED INTERCOSTAL AND INSTALLED CLIP IAW DC-9 SRM 51-10-4, 51-30-2 DAC DRAWINGS 5910142. (M)