What was found
DURING "C" CHECK LT I/B MIDFLAP T/E CHORD CRACKED WBL 124. OPENED SECTION OF LOWER PANEL I/B MID FLAP T/E IAW SRM 51-30-2. REMOVED FASTENERS AND CUTOUT DAMAGED AREA AT CHORD APPROX 46 1/4 INCH. FAB NEW PART AND ONE SPLICE IAW SRM 57-50-2 FIG 5 AND 51-40-4 FIG 1. TREATED AND PRIMED REPAIR PARTS IAW SRM 51-10-2. INSTALLED PARTS REPAIR IAW SRM 51-40-4. INSTALLED SEAL AND SEAL RETAINER AND CLOSED LOWER PANEL AT LT I/B MID FLAP IAW SRM 51-30-2.