The company CMC di Ravenna decided the use of digital two-way radios, selecting communications specialist Bioaccez Controls & Mercury Barcelona to deploy Motorola’s MOTOTRBO solution in the 7 km exploration tunnel of Venaus in Italy. The new solution comprises mobile and portable digital also and Ethernet repeaters connected to the site Optical Fiber. The technology delivers both high-quality voice and allows the offices to connect with TBM operators and locomotive drivers in a very efficient way. CMC’s management has already realized the benefits of the new digital network and has subsequently upped the

French LTF consortium relies on Bioaccez RFID for the Safety of workers

The consortium formed by Spie Batignolles in partnership with Eiffage TP, CMC di Ravenna, Ghella SpA and Cogeis SpA has been awarded the construction of the survey gallery in St Martin la Porte consisting in 9 Km tunnel bored with TBM, plus 3,5 Km of galleries in classical methods. The works in Saint-Martin-la-Porte in Savoy have started this January 2015 as expected, and the consortium has implemented from the first day a ‘hands free access system’ in order to secure the gallery. The consortium has relied in the Catalan company Bioaccez Controls for

Bioaccez RFID technology in Italian tunnel

Bioaccez won three projects to provide electronic security and communications products one transalpine tunnel in Italy. The client, the consortium CMC di Ravenna and Strabag has trusted Bioaccez to deploy a system to monitor the presence and geo-location of workers in the underground tunnel using active RFID tags. The goal is to always know the position of workers in the tunnel to react in case of emergency. The active system, managed by the TRANSEO-IND-PLUS software displays the total number of workers in the tunnel, and is also shown on a giant screen at


Some zones in full deployment of AVE high-speed railway lines in Spain are in mountainous zone, remote from the major urban axes where the GSM communications are impossible. Bioaccez, in addition to its tunnel access control solutions, provides all kind of telecommunications solutions like GSM repeaters. The last deployment of this technology was carried out in the tunnel zone of the Spanish TGV in Gudiña, Galicia.