Louis-Robert GoustLouis-Robert Goust was a French architect.BiographyBorn in Beaumesnil, he won the second Grand Prix for Architecture in 1786 and 1788. On 1 May 1811 he was appointed architect for the construction of the Arc de Triomphe in Paris, replacing Jean-François Chalgrin, who had died five months earlier.Decorations Knight of the Legion of Honour