 The city owes the Esplanade du Champ de Mars, exercise ground for the military, barracks and moving the powder stores outside the walls.It also owes the filling of ditches, leveling the input bastions of the walls and their replacement by grids and the completion of a ring road planted with trees.He was appointed lieutenant general city police of Paris by judgment of the State Council of 30 July 1785, he succeeds Lenoir 11 August 1785, and remained in that position until the French Revolution.