What was found
MAIN CARGO DECK OVER MLG WHEEL WELL AREA, FUSELAGE FRAME AT BS 1521 HAS CORROSION. ** S/D ** REMOVED 3 FLOOR PNL FOR ACCESS TO CTR WHEEL WELL. REMOVED CORROSION, NDT CK HOLES AND THICKNESS. ALODINED AND PAINTED. INSTALLED FASTENERS PER 53-33-00. INSTALLED FLOORBOARDS IAW 53-21-08. LEAK CHECK OK.