The purpose of this contract is the performance of maintenance services by biotechnological process, rinsing, disgorging columns and collectors of wastewater and black water to the public sewer concerning the heritage indicated in the list attached to the C.C.T.P.. Excluded from maintenance services are assets dating back less than 4 years on 1 January 2022.This consultation is subject to a reminder following a termination. Only lot 2 is subject to a recovery procedure

heritage located in the areas of competence of the Compiègne agency and represents a set of 7,118 collective dwellings. For ancillary services processed at unit prices, the pace and scope of these services cannot be fully and precisely defined, this part is concluded without a minimum amount and with a maximum amount of 150,000 euro (s) HT per year and per lot.