Radio communications system for Morón Garcia Tunnel

Radio communications system for Morón Garcia Tunnel

SEE Telecom designed a radio communications system to provide radio coverage in Juan Manuel Morón Garcia Tunnel, popularly known as the Somosierra Tunnel. It's a two-tubed tunnel 620 m each, in Madrid, Spain.

The system is designed for the retransmission of: 

  • Four FM channels with a voice break-in capacity, allowing the sending of emergency messages in both tubes in a differentiated way. 
  • Four duplex VHF channels for the operational teams and emergency services. 
  • Four UHF channels for TETRA and TETRAPOL public security services.

The Juan Manuel Morón Garcia tunnel is located on the Somosierra Pass-a Road pass with an altitude of 1,445 m, located in the Sierra de Guadarrama between the Madrid and Castilla y León communities.

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