VTA says increasing the diameter of the single large-bore tunnel from 43 feet to 48 feed will ease access and save money. https://www.mercurynews.com/2022/08/26/vta-backs-new-massive-san-jose-bart-tunnel-as-advocates-push-for-more-entrances/

Busan Hwangnyeong 3 Tunnel Road Construction Project has passed the government's preliminary feasibility study, and the project is proceeding in earnest. One is Hwangnyeong 3 Tunnel Road Construction Project to construct a four-lane road...

Seoul Metropolitan Government requested the Korea Development Institute (KDI) to re-investigate the private-sector qualifications of Eunpyeong Sae-gil and Pyeongchang Tunnel. In 2009, GS E&C consortium and the Taeyoung E&C consortium were...

Spain's Ministry of Transport, Mobility and Urban Agenda (Mitma) tenders a tunnel repair work; Mitma tenders for 1.17 million euros the repair works in the evacuation gallery of the Piqueras tunnel, located on the N-111 08-18-2022 The...

The National Company for Road Infrastructure Management (CNAIR) announcement does not mention tunnel but I heard via a contact that it has a tunnel section. I translated it via automatic translation. Original announcement in Romanian. CNAIR has...

Public Procurement Service announced on the 21st that it will execute a construction bid worth KRW 247.2 billion for 52 Construction work in the week of 22 August. One project is Incheon Geomdan District Urban Facility (3-1) Tunnel Construction...

Hello to everyone, I am reading the posts in this group with great interest. I hope you do not mind if I propose an improvement. When I come to the group, I see a list of posts. It is not immediately visible to see for which country or even...

The Jiuwandashan No. 4 tunnel in Huanjiang Maonan Autonomous County, south China's Guangxi Zhuang Autonomous Region, was drilled through on Aug. 17, marking the completion of all 108 tunnels of Guiyang-Nanning high-speed railway...

https://www.youtube.com/watch?v=FaK7ew2Xf3U China has become a global leader in heavy industries, with its self-developed technologies, says Liu Feixiang, chairman of China Railway Construction Heavy Industry Corp (CRCHI). Peoples Daily write...

  "The Quebec Liberal Party is leader Dominique Anglade opens the door to an under-river tunnel for her tramway project between Quebec and Lévis. " You will not be sure about it once you read the article...

for the maintenance. https://oicanadian.com/louis-hippolyte-la-fontaine-tunnel-the-government-may-have-waited-too-long/

https://www.youtube.com/watch?v=Xo4P1VbL7ak Bosnian civil engineering company Euro-Asfalt Sarajevo will finish the Ivan Tunnel in mid September latest. Tunnel is part of European transport corridor. Ivan Tunnel is double tube tunnel and 1700...

The 14.7 kilometre Central Interceptor wastewater tunnel is creeping its way...

  Construction work starts in August on 83km of railway lines in Southern Italy Works worth more than 3 billion Euros are now underway for the construction of the Hirpinia-Orsara-Bovino section of the High-Speed Naples-Bari line and the...

  In the north, in the construction sites of the Terzo Valico dei Giovi-Nodo di Genova, a project that involves more than 2,300 companies, works in August concentrate mainly on two different activites relating to the Genoa junction....

Rete Ferroviaria Italiana (RFI), the state-owned railway infrastructure manager in Italy announces a major tunnelling tender.; Rete Ferroviaria Italiana (FS Italiane Group) has published the tender notice in the Official Journal of the European...

The 5.1-kilometer long tunnel is made up of 18 large immersed tubes, with its tube section measuring 3,035 meters. 6 Traffic lanes. https://english.news.cn/20220807/06dfeb33bd3a414f914a27c6c47ad06a/c.html

Tunnel boring machine 1 has successfully penetrated the south side wall of Thamrin Station on Monday, August 15, 2022. TBM 1 built a 560-meter southbound tunnel from Bundaran HI Station to Thamrin Station. This construction work will take about six...

  After several failed tenders, the signing of the contract for the construction of the CP202 Harmoni—Sawah Besar-Mangga Besar was finally carried out on Monday, July 18, 2022, marked by the issuance of a Work Start Order (SPMK) to the...

https://www.youtube.com/watch?v=pYxg3Qw8qNo Contractor Kolektor has broken through the Pekel Railway Tunnel. Tunnel has been excavated using the New Austrian Tunnelling Method (NATM). It is part of the upgrade of railway line between Maribor...