The purpose of this contract is to provide pumping cleaning and water treatment of settling ponds located on the access ramp of the Mont Blanc tunnel (74400) on the one hand (lot 1), and on the Passy heavy-duty control area (74190) on the other hand (lot 2). The description of the services and their technical specifications are detailed in the Special Technical Clauses (CCTP).

Cleaning services by pumping and water treatment of settling ponds located on the access ramp of the Mont Blanc tunnel (74400). The description of the services and their technical specifications are detailed in the Special Technical Clauses (CCTP).

Cleaning services by pumping and water treatment of settling ponds located on the Passy heavy-duty control area (74190). The description of the services and their technical specifications are detailed in the Special Technical Clauses (CCTP).