Assessment of different ventilation strategies on ventilation performance in immersed tunnels Linjie Li, Qiaozhi Qiu, Xuefu Zhang, Pai Xu, Jialiang Liu, Yilin Li Chongqing Jiaotong University, Chongqing, 400074, People’s Republic of...

  Assessment of different ventilation strategies on ventilation performance in immersed tunnels Linjie Li, Qiaozhi Qiu, Xuefu Zhang, Pai Xu, Jialiang Liu, Yilin Li Chongqing Jiaotong University, Chongqing, 400074, People’s...

Swiss Tunnelling Society maintains a database of all tunnels in Switzerland. You can reach it via the link: https://www.swisstunnel.ch/en/tunnelling-switzerland/tunnel-database/ It lists the tunnels and when you click on a specific tunnel, you...

There are many suppliers of tunnel lighting products today. Although the quantity of the products has drastically increased in the past decade, sadly the quality has gone down. Apart from the quality problems from dubious producers, the market is...

Tunnel Lighting is not to be taken lightly! As someone who has spent more than 10 years in this field, I can assure you that tunnel lighting is one of the pillars of safety in tunnels. Innovation drives the tunnel lighting to new horizons....

https://www.youtube.com/watch?v=0VlyHxG3LMs Fort Lauderdale Mayor Dean Trantalis wraps up his trip to Las Vegas and Los Angeles tunnels built by Elon Musk's The Boring Company. He calls the trip `a very productive trip` in his...

Urban Transport News reports that two Chennai Metro Line 4 tenders have been floated. https://www.urbantransportnews.com/news/tenders-invited-for-construction-of-underground-stations-for-chennai-metros-line-4 When I look at tenders site I see...

Maryland hands over the development of  high-occupancy toll lanes for the Capital Beltway and Interstate 270 to Austraian toll road operator Transurban, foremost famous for their (mis)handling of Melbourne's delayed-for-years West Gate...

BORIS JOHNSON is investigating the idea of building an “underground roundabout” beneath the Isle of Man that would connect Northern Ireland to the...

  Nepal Army floats tender for construction of tunnels and bridges for Kathmandu-Terai Expressway. Khabar hub writes work includes construction of three sections of 6.07 km long tunnel and high bridges in two...

Yerevan mayor of Armenia wants "support" from European Union for drainage tunnel of Yerevan metro. https://news.am/eng/news/629456.html

  Keller and VSL (a specialist company of Bouygues Construction) get geotechnical contract for HS21 C1 package. Keller released the following. Keller VSL Joint Venture awarded £167 million HS2 contract   Keller Group plc...

  Pittsfield has a potentially disastrous problem in the making involving the sewer running bellow the roads, writes The Sun Times News. Sort of time bomb before the sewer tunnels gives in taking in the road users over it. According to...

https://www.youtube.com/watch?v=lRSbwOkhL6w According to Teslarati, a Tesla-watcher news site, a Boring Company equipment was spotted at Tesla's under-construction giga factory in Austin Tesla. After a spat with Californian State authorities,...

https://www.youtube.com/watch?v=6Nsjj_3YaAo China Gezhouba Group Company (CGGC) build Sh8 billion Northern Collector Tunnel in Kenya. The tunnel will channel 140 million litres of water daily to Ndakaini dam that supplies water to Nairobi...

Philippines The Department of Public Works and Highways (DPWH) held a meeting with officials of Japan International Cooperation Agency (JICA) . They discussed joint projects also Parañaque Spillway/Tunnel Project. DPHW released following...

I have not yet had the chance to see the new lighting in the real tunnel itself, but if no photoshopping in those B.C. government photos, the new LED lighting comes out as so natural lighting. It is certainly much less destructing. See for...

  Mayors of Miami and Fort Lauderdale will soon be visiting the tunnel built by Elon Musk's The Boring Company. Mayors will be visiting the Las Vegas tunnel as well as the test tunnel at The Boring Company's Los Angeles...

  'The Boring Company will construct a four-mile tunnel to connect a rail station with Ontario International Airport in the Los Angeles region. The tunnel will accommodate zero-emission and possibly autonomous vehicles.  '...

The Transportation Department on Tuesday rescinded a Trump administration opinion that had effectively blocked federal funding for a new rail tunnel under the Hudson River linking New Jersey and New York...