Monthly Archives: November 2011

Tunnel Sensors selected to supply the New Tyne Crossing

Tue 22 Nov 2011

Tunnel Sensors NOVICOM Combined NO, NOx, CO and Visibility Monitors have been installed in the New Tyne Crossing to measure the levels of carbon monoxide, the oxides of nitrogen and visibility to continuously monitor the environmental conditions within the tunnel … More

New Product Alert – VIPA MkII Visibility Monitor

Sun 13 Nov 2011

Tunnel Sensors launch their new generation visibility monitor, the VIPA MkII, designed specifically for use in tunnels. The VIPA MkII tunnel monitor replaces the earlier VIPA Visibility Monitor and offers a significant improvement to design and operation, with even better … More

Recent News

News Archive

We have developed a good working relationship and received excellent service throughout the installation and commissioning period. Since then, the instruments have performed very well.

Clive Dyche A.C.M.I.
Medway Tunnels, UK

Tunnel Sensors


The VIPA-L is a long path visibility monitor designed for use in ambient environments such as road, rail or other industrial applications.


The ILLIOS measures illuminance inside the tunnel bore to affect safe lighting conditions for drivers.


The LUMIOS MkIII measures the level luminance, or brightness, at tunnel portals to ensure that the visual perception of drivers is maintained, both day and night.