The operation concerns the mainly energy rehabilitation of 144 housing units in Joeuf, Dieulouard and Vézelise by 2021. The aim of the works is to reduce the consumption of the building (to reach the level equivalent to the BBC (104 kWh/m².year)), to improve the safety, comfort of the inhabitants and green areas The renovations concern the following posts: — demolition of 2 buildings in Vézelise – works aimed at a certain energy performance (insulation, technical equipment, replacement of carpentry, etc.); — works related to the fire safety of buildings (smoking, fire-resistant rooms, etc.); — rehabilitation works inside the dwellings and in the common areas (sanitary facilities, rehabilitation of entrance halls, etc.). — architectural improvements and layout of outdoor spaces: Treatment of facades, valorisation of entrances, renovation of outdoor spaces in order to enhance the image of buildings and of the district by working on the overall aesthetic – Electrical safety: it concerns the electrical safety of dwellings and common areas