Skip to main content

Japan expressway operators plan US$28.86bn renovation works to 2029

In Japan, operators of West Nippon Expressway, Central Nippon Expressway and East Nippon Expressway are planning to spend around US$28.86 billion (JPY 3.02 trillion) to renovate ageing tunnels and bridges on their roads. The expressway operators will be renovating around 2,110km of the combined 9,000km of expressways that they operate. This will include large scale renovations on about 1,870km of expressways, such as reinforcing tunnel foundations. The three operators will also renew about 240km of bridges
January 24, 2014 Read time: 1 min
In Japan, operators of West Nippon Expressway, Central Nippon Expressway and East Nippon Expressway are planning to spend around US$28.86 billion (JPY 3.02 trillion) to renovate ageing tunnels and bridges on their roads.

The expressway operators will be renovating around 2,110km of the combined 9,000km of expressways that they operate. This will include large scale renovations on about 1,870km of expressways, such as reinforcing tunnel foundations. The three operators will also renew about 240km of bridges.  Long-term traffic controls will be required for the large-scale renewals.

Related Content

  • Signify to light up Massey Tunnel
    January 15, 2021
    The LED replacements in the Vancouver area tunnel are Lumec TunnelView, made by Signify.
  • Construction of Vietnam’s Da Nang-Quang Ngai expressway begins
    November 25, 2013
    Construction of Vietnam’s US$1.4 billion Da Nang-Quang Ngai expressway is now underway. The near 140km-long expressway will have four lanes and a speed limit of 120km/hour. It will link economic hubs like Dung Quat (Quang Ngai), Da Nang-Chu Lai (Quang Nam) and Nhon Hoi (Binh Dinh). The expressway will also have a monitoring centre, a maintenance centre and a service centre. The Vietnamese government, the World Bank and the Japan International Co-operation Agency have provided official development assistan
  • Korean bridge construction poses challenges
    February 23, 2012
    On South Korea's southern coast, an innovative highway sea crossing is providing many engineering challenges
  • Korean bridge construction poses challenges
    April 5, 2012
    On South Korea's southern coast, an innovative highway sea crossing is providing many engineering challenges The new Busan-Geoje crosses from South Korea's second city to its biggest island and is slightly shorter than the 12km of the country's famous Incheon project. In addition the main cable stay bridge for the Busan-Geoje project has a 475m span rather than the 800m of the Incheon central span. However the 8.2km Busan-Geoje project faces perhaps greater technical challenges and also includes a second b