 244 concessions were allotted during his 8 years of administration, between the Gully of Gol and the Gully of the Ramparts.Like Régnault, he wished to create a city around the immense concession (more than 10 km²) which extended "du battant des lames au sommet des montagnes" on the future location Saint-Pierre.He even made Antoine of Bavaria draw a project of urban plan in a checkerboard and to this, he conceded 48 sites with the river initially on 26 August 1733.