Category: Case Study
Industry: Hazardous Industrial

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Balfour Beatty have been supplied with our Sentro 8 integrated gas detection system for use during excavation of the A3 Hindhead Tunnel.

Trolex has supplied Balfour Beatty with our Sentro 8 integrated gas detection system for use during excavation of the A3 Hindhead Tunnel. The project used 18 Sentro 8 systems, each one with a module for CH4 and 4 fixed electrochemical gas detectors to monitor the level of oxygen, CO, NO and NO2 in the tunnel during construction.