Skip navigation.

The Saga of World Subsurface Planning Is Inspiring Vietnam

TOWARD AN IMPROVED USE OF UNDERGROUND SPACE

Photo albums

  • Metro of Hanoi - Groundbreaking Ceremony for Nhon Depot

    Metro of Hanoi - Groundbreaking Ceremony for Nhon Depot

    8 images

    In order to solve the urban problems by relieving congestion and overcrowding and to ensure sustainable development, it is necessary to build more efficient transport systems. The mass transit networks will be a solution for urban areas, which shall incorporate the new underground metro systems (subway). Hanoi and Ho Chi Minh City is implementing their first metro systems as such.

  • Dai Ninh Hydropower Project Tunnel, Middle Vietnam

    Dai Ninh Hydropower Project Tunnel, Middle Vietnam

    11 images

    The Vietnamese engineers have gained fairly extensive degree of expertise in
    conventional tunnelling over the past decades. But the experience in mechanized tunnelling, particularly in urban areas, is not yet equivalent.

    To date, only one Double Shield TBM (Italian SELI Mod. 0548-106) has been used for the excavation of a head race tunnel of the Dai Ninh hydropower project (tunnel length is 7.800 meters, excavation diameter is 5.48 m, driven through sandstone and rhyolite geology, period 2004-2006).

  • Doc Xay Tunnel

    Doc Xay Tunnel

    6 images

    Núi Dốc Xây thuộc dãy Tam Điệp, ngăn cách thị xã Tam Điệp (Ninh Bình) và huyện Hà Trung của Thanh Hóa. Hầm có lý trình khoảng Km 285, chiều dài 150m. Thiết kế và thi công trong giai đoạn 1995 - 1997 theo phương pháp mỏ truyền thống, vỏ hầm bằng BTCT khá dày; nhưng sau đó xảy ra hiện tượng nứt khá nặng và đã phải tiến hành xử lý.

    Doc Xay mountain belongs to the Tam Diep mountain range, separating the Tam Diep Town (Ninh Binh province) and Ha Trung District of Thanh Hoa province. Doc Xay tunnel is located on the National Highway No.1A with a length of approx. 150 m. It was built during 1995-97 by conventional method, with a rather thick reinforced concrete lining; however, this lining sufferred heavy cracking and has been repaired.

  • Nhieu Loc - Thi Nghe Sewage Project

    Nhieu Loc - Thi Nghe Sewage Project

    6 images

    Pipe jacking has been employed for a sole sewer tunnel project in Ho Chi Minh City, with a diameter of 3 m and a length of 8.3 km

  • Haivan Tunnel Opening Ceremony, June 2005

    Haivan Tunnel Opening Ceremony, June 2005

    8 images

    Haivan Tunnel Construction Project, the longest Highway Tunnel in Southeast Asia. Officially Opening to Traffic after 5 years on 5 June 2005.
    Website: http://haivan.cadp.jp/home.html