China opens world’s longest highway tunnel
Latest News

China opens world’s longest highway tunnel

The infrastructure, built in northwest China, spans 22.13 kilometers and is part of a strategic road corridor connecting northern and southern Xinjiang, substantially reducing travel times. China has inaugurated the world’s longest highway tunnel, an underground project located in the Xinjiang autonomous region in the northwest of the country. The “Tianshan Shengli” tunnel crosses the […]

Read more arrow_forward
ITA-AITES Icon

Official representatives in Chile of the International Tunnelling and Underground Space Association (ITA-AITES)

CTES Chile is an active member of ITA-AITES, the global organization that brings together leading institutions and experts in underground engineering.

UNDERGROUND WORLD NEWS

China opens world’s longest highway tunnel NEWS

China opens world’s longest highway tunnel

The infrastructure, built in northwest China, spans 22.13 kilometers and is part of a strategic road corridor connecting northern and southern Xinjiang, substantially reducing travel times. China has inaugurated the world’s longest highway tunnel, an underground project located in the Xinjiang autonomous region in the northwest of the country. The “Tianshan Shengli” tunnel crosses the […]

calendar_today January 5, 2026
MOP Opens Bidding for the Second Concession of Route 57, Including the Construction of a New Tunnel in the Chacabuco Sector NEWS

MOP Opens Bidding for the Second Concession of Route 57, Including the Construction of a New Tunnel in the Chacabuco Sector

This new bidding process seeks to consolidate Route 57 as a strategic corridor between Santiago, Valparaíso, and Los Libertadores Pass, with investments of approximately USD 946 million and projects that envision long-term road improvements. The Ministry of Public Works (MOP), through the General Directorate of Concessions, published in the Official Gazette the bidding call for […]

calendar_today December 30, 2025
Networking Reception: CTES-Chile presents its 2025 report and recognises the country’s top underground projects NEWS

Networking Reception: CTES-Chile presents its 2025 report and recognises the country’s top underground projects

Companies associated with CTES-Chile took part in this event held at the Colegio de Ingenieros, where the Corporation reported on its management and progress during 2025, presented the results of the 3rd Photography Contest, and recognised the best underground projects developed in Chile. Last Thursday, December 18, the Chilean Tunnels and Underground Spaces Corporation (CTES-Chile) […]

calendar_today December 24, 2025
CTES Chile 2025 Networking Event NEWS

CTES Chile 2025 Networking Event

CTES Chile is pleased to invite its partners, collaborators, and allies in the underground sector to participate in the 2025 Fellowship Gathering, an event dedicated to recognizing the year’s achievements and strengthening the bonds of our technical community. Date and Venue 📍 Thursday, December 18🕕 6:30 PM to 10:00 PM📌 Colegio de Ingenieros de Chile, […]

calendar_today December 1, 2025

UNDERGROUND ENGINEERING WITH PURPOSE

CTES Chile is the Corporation that brings together companies, institutions, and professionals to promote technical development, innovation, and best practices in underground works. We represent Chile before ITA-AITES and work towards a more efficient and sustainable future underground.

Learn more about CTES arrow_forward
Subway tunnel visualization

Our Partners

CTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES Member
CTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES MemberCTES Member

TECHNICAL EVENTS AND ACTIVITIES

Participate, learn, and stay up-to-date with what's happening underground. As a CTES member, you will have preferential access to meetings, visits, and technical workshops in the underground sector.

BIM in Tunnels Seminar: Challenges and Opportunities
27
MAR
2026

BIM in Tunnels Seminar: Challenges and Opportunities

schedule 09:00 AM
place Hotel Intercontinental, Av. Vitacura 2885
View details arrow_forward

BE PART OF CHILE'S UNDERGROUND DEVELOPMENT

Join the network of professionals and companies driving underground engineering. Being part of CTES connects you with opportunities, knowledge, and a high-level technical community.

share

Networking

Connect with leading professionals and companies in the sector

menu_book

Technical knowledge

Access to library, publications, and ITA documentation

people_outline

Exclusive events

Preferential access to seminars, visits, and technical workshops

stars

Recognition

Join the country's most important technical community

mail_outline

Subscribe to our newsletter and stay up-to-date with advances, events, and best practices in the underground sector.

    DO YOU HAVE A QUESTION OR PROPOSAL?

    Write to us to resolve your questions, coordinate interviews, or request information about memberships and activities.

      phone

      Phone

      +56 9 752 77109
      email

      Email

      cteschile@ctes.cl
      share

      Social Media

      smart_toy

      Exclusive Feature

      Available only for CTES Members

      The AI Agent is an advanced tool that allows you to perform smart searches, analyse technical documents, and instantly resolve questions about underground works.

      search
      Smart semantic searches
      menu_book
      Analysis of over 5,000 documents
      This site is registered on wpml.org as a development site. Switch to a production site key to remove this banner.