No water table found through thickness treated. The aim of treatment was to increase fill density , in order to limit settlements under future houses, differential settlements for houses implemented partially on fill and partially on cuts , or on fills of variable thickness.Aim was also to insure self bearing criteria , that is to say to avoid that fills settle under their own weight.
Traiter l'argile et la tourbe compressible avant la montée des remblais pour limiter les tassements résiduels lors de la mise en place de la couche de forme.