The purpose of this contract is winter viability services on the French platform of the Mont-Blanc tunnel in Chamonix (lot 1) and on the Passy heavy-duty control area (lot 2). The market also provides for on-demand interventions outside the winter period. The description of the services and their technical specifications are detailed in the Special Technical Clauses (CCTP).

Winter viability benefits on the French platform of the Mont Blanc tunnel in Chamonix (lot 1). The market also provides for on-demand interventions outside the winter period. The description of the services and their technical specifications are detailed in the Special Technical Clauses (CCTP).

Winter viability benefits on the Passy heavy-duty control area (lot 2). The market also provides for on-demand interventions outside the winter period. The description of the services and their technical specifications are detailed in the Special Technical Clauses (CCTP).