Gruponet has been awarded, by the UTE INST TUNELES VARIANTE PAJARES, of the leaky cable installation works in the Pajares and Pontones tunnels of the Pajares bypass, of the León-Asturias High Speed Line, in the section La Robla - Pola de Lena. The project will provide coverage of ADIF's GSMR network in these tunnels, as well as in the auxiliary galleries of Buiza and Folledo, for which more than 73,000m of leaky cable will be needed.





Illustration 1. Radiant cable installation in Lubián tunnel


In parallel, Gruponet is completing the coverage works in the ADIF infrastructures of the AVE de Galicia, in different projects:

• Coverage of ADIF's GSMR networks in the entire Pedralba-Orense section, for Nokia.
• Coverage of the Retegal TETRA network of the sub-sections:
• Pedralba-Vilariño, for Elecnor,
• and Vilariño-Taboadela, for UTE INDRA ALSTOM tunnels VILARIÑO-TABOADELA.

In these projects, Gruponet has also been in charge of the installation of all the repeater equipment and base stations, as well as the rest of the radiating systems: RF distribution elements, donor antennas and cover antennas.


Gruponet has been deploying indoor coverage solutions for different technologies since 2012: cellular telephony (2G, 3G, 4G), GSMR, TETRA ... and in various environments, providing coverage to Metro facilities, airports, parking lots, large buildings, dams and tunnels, both rail and road.
Today we are one of the companies with the most experience in the implementation of coverage solutions in shady areas, providing design, installation, commissioning and measurement services.



Illustration 2.- Installation of coverage antennas 





Illustration 3.- Installation of radiating systems indoors and outdoors