maintenance in operational condition and installation of pylons, aerial systems as well as external facilities and equipment of radio infrastructure sites. The Ministry of the Interior has a National Shareable Infrastructure of Transmissions (INPT) intended to provide shared support of means of communication for the use of security and rescue forces. The implementation and maintenance in operational condition of the infrastructures is carried out by preventive and curative maintenance

maintenance in operational condition and installation of pylons, aerial systems and external facilities and equipment of radio infrastructure sites