Tunnel Monitoring News

  • Real-world monitoring of air quality using low cost air quality sensors

    The emergence of sensors capable of measuring the gases and particles that make up air pollution, especially in cities and industrial areas, has driven many academic studies which evaluate the sensors and compare performance against reference methodology. Such projects provide valuable and thorough assessment, but they currently work slower than the pace of low cost sensor system development. In ...


    By AQMesh

  • High and dry through the Gotthard tunnel

    After 20 years of planning and construction, Switzerland celebrates the completion of the Gotthard Base Tunnel. At 57 kilometers, it’s the world’s longest railroad tunnel. 2,300 meters of solid rock rises above the new line at its deepest point. The construction must not only withstand extreme mountain pressure but also substantial volumes of mountain water must be prevented from ...


    By Endress Hauser

  • ADMS workshop in Shanghai, 4-5 May 2016

    CERC’s Managing Director Dr. David Carruthers gave keynote presentations at the two day Urban Transport Pollution and ADMS User Group Workshop in Shanghai 4-5 May 2016. This workshop was jointly hosted by the Department of Environmental Science and Engineering of Fudan University and the Shanghai Academy of Environmental Sciences. During the workshop, the new version of ADMS-Urban/ADMS-EIA ...

  • Rotork actuators perform vital fire safety duty on the Istanbul Metro

    High temperature specification Rotork RC200 scotch-yoke pneumatic actuators have been ordered for a vital fire safety duty in new subway tunnels under construction for the Istanbul Metro. The Istanbul subway system in Turkey is undergoing a significant expansion programme involving 900 kilometres of new routes that are due for completion by 2023. Tunnels on the new routes are fitted with ...


    By Rotork

  • Reducing the environmental impact of construction tunnelling

    The construction industry is among the top three drivers of resource use in the EU. This study investigated the environmental impacts of a common construction method, drill and blast tunnelling, using life cycle assessment. The researchers assessed 20 years of data on tunnelling in Norway to identify areas that could be targeted to reduce its environmental impact. They recommend reduced ...

  • Liveable Cities: Exposure to Air Pollution of Dangerous Airborne Particles (PM2.5) and the Toxic Gas NO2 a focus at 22nd International Clean Air and Environment Conference.

    Ecotech, Australia’s leader in environmental monitoring solutions, released new studies among others at CASANZ 2015 (Clean Air Society Australia and New Zealand), held from 21 – 23 September in Melbourne, addressing the world’s biggest environmental risk – air pollution. Keynote speaker at the conference and Founder and Director of “Clean Air in London”, Simon ...


    By Ecotech Pty Ltd

  • New Soldo limit switchbox for high temperature applications

    Soldo Controls, the specialist manufacturer of position feedback devices in the Rotork Instruments Division, has introduced a high temperature extension to its LSB range of compact limit switchboxes for valves and dampers. Manufactured with an aluminium or stainless steel enclosure, the new switchbox has been tested for operation in temperatures up to 250ºC for 2 hours or ...


    By Rotork

  • Ecotech to share global experience at International Clean Air Conference this week

    At the 22nd International Clean Air and Environment Conference to be held from 21 – 23 September 2015 in Melbourne, Ecotech, Australia’s leader in environmental monitoring solutions will play a key role as sponsor of day 3 on the theme, ‘better outcomes’. The theme resonates with Ecotech in light of its progress in the last ten years. The company has rapidly expanded its ...


    By Ecotech Pty Ltd

  • Re-using PVC left-overs the smart way

    A €1.2 million investment in an upgraded recycling facility to handle PVC production left-overs paid for itself in 18 months at Protan Group, the Norway-based manufacturer of roofing foils and ventilation tubes for tunnels and mines. The investment, in equipment from German size-reduction technology specialist Pallmann, came through cost savings and increased capacity. Protan is now running ...

  • Management platform enables secure and simple remote access

    Sinema Remote Connect is a management platform supplied by Siemens for efficient and secure remote access to globally distributed machines and plants. The server application simplifies not only remote services, such as the remote maintenance of machines and plants, but also other remote applications, such as condition monitoring. Sinema Remote Connect manages and authorizes all communication ...


    By Siemens AG

  • ADMS User Group Meeting held in Beijing 2-3 June 2015

    In partnership with the Laboratory of Atmospheric Physics and Chemistry (LAPC) of the Institute of Atmospheric Physics (IAP), CERC China held a two-day ADMS UGM in Beijing, on the 2-3rd June 2015. ADMS UGM was well attended by over 70 delegates across China. Presentations included: ADMS’s application in large environmental projects internationally; applications of ADMS-Airport to Beijing ...

  • PureAire O2 Monitor for Food Manufacturing Tunnel/Freezers with N2 and CO2: Using a 10 Year No Calibration Sensor

    For flash freezing nothing beats a liquid nitrogen or carbon dioxide immersion or tunnel style freezer for efficiency, overall performance, and cost savings. If you haven't yet switched to an immersion freezer, doing so now could position you to better compete in your market segment and save money over time. Learn more about why these freezers are a must for frozen food manufacturers. Immersion ...

  • Diesel Exhaust, Particulate Matter and Indoor Air Quality Concerns in Puerto Rico

    Diesel engines provide power for a wide variety of vehicles, heavy equipment and other machinery used in many industries across Puerto Rico and the Caribbean. The exhaust from these diesel engines contains a mixture of gases and very small particles that can create a health hazard if not properly controlled for not only workers using the equipment, but also for people in nearby homes and ...


    By Cochrane & Associates, LLC

  • Meet Brüel & Kjær at NCE Tunnelling Summit

    The company’s acoustic experts will be on hand during the conference, taking place on 3rd December in central London, so visitors can discuss their construction noise management issues and see a demonstration of the Noise Sentinel system. Created specifically to help construction companies, Noise Sentinel immediately alerts the site manager if noise levels approach compliance ...

  • Plug and play noise monitoring

    Consultants already using Brüel & Kjaer’s Type 2250 Noise Analyzers can now add yet another service to their resume. Matching Type 2250 with a Noise Sentinel – on Demand account, they can perform 24/7 unattended noise monitoring and can present data only few hours after connecting to the equipment. The service enables 2250 user to not only utilize their existing SLM stock ...

  • Cyclists map Antwerp air pollution with on-bike monitors

    Cyclists with pollution monitors and GPS trackers attached to their bicycles have produced detailed maps of Antwerp’s air quality, as part of a recent study. Their data show that a gap of just a few metres between cycle lanes and cars significantly reduces cyclists’ risk of inhaling high levels of ultrafine particle pollution. Personal ‘mobile monitoring’ is attracting ...

  • New Product Alert – VICONOX NO2, NO, CO and Visibility Monitor

    More and more modern vehicles emit less and less CO so there is a growing international requirement to measure the level of both CO and NO/NO2 in road tunnels. The VICONOX provides an elegant solution to these requirements by measuring NO2, NO, CO, visibility and temperature within a single sensor. Designed specifically for use in tunnels, the VICONOX tunnel monitor uses a combination of ...


    By Tunnel Sensors Limited

  • AQE 2013 – A Huge Success!

    DynOptic Systems was recently selected as one of the top 10 exhibitors at The Air Quality and Emissions Show (AQE), held in Telford, 13th-14th March. Continuing the company’s strong tradition of new and innovative products, DynOptic exhibited for the first time in partnership with sister company Tunnel Sensors Ltd, a leading global supplier of air pollution monitoring equipment designed ...


    By DynOptic Systems Ltd

  • Concrete shotcrete machine

    Henan oriental machinery company 9m3/h Dry-Mix Shotcrete Concrete Machines For Building And Construction Equipment 1. ISO certification concrete spary machines  2. CE certification   dry shotcrete machine 3. MA  certification   concrete spraying machine for building and construction ...


  • Brüel & Kjær’s Noise Sentinel shortlisted for the International Tunneling Awards

    Brüel & Kjær’s noise management service – Noise Sentinel – has been shortlisted for the Environmental Initiative of the Year Award at the 2013 International Tunnelling Awards. The submission was based on the use of Noise Sentinel to manage compliance with construction noise legislation at part of London’s Crossrail project, at the ...

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