Disassembled, deburred, final drilled and sanded control horns; cleaned, cortec, and riveted flaperon end ribs, control horns, and rear splice plates; rehung flaperons and drilled bolt holes in rear splice plates; marked flaperon zero point and arc of travel; marked, predrilled, and drilled front flaperon splice plates, deburred, cortec, & riveted; cleaned all markings off of flaperons.