Open invitation to tender, deadline 11/03/2020, for maintenance of SOS installations mainly in road tunnels in Alps Maritimes Department. Value of the contract is EUR400,000, excluding VAT. Duration of the contract is 12 months. For tender documents please use http://www.e-marches06.fr where tenders must be sent. Contact Departement des Alpes-Maritimes, Nice, tel +33 497186000, email marches@departement06.fr. For further tender information please click here Ref.n. 9S0369. 07/20.