Skip to main content

Skanska Balfour Beatty install first M25 superspan gantry during motorway upgrade

The first superspan gantry has been installed over the M25 motorway near London, England. The structure near Junction 24 (Potters Bar, Hertfordshire) is part of the €219.92 million (£188 million) Managed Motorway scheme to upgrade the motorway between junctions 23 and 27. Weighing 36 tonnes and measuring 40m across, it is the first of five superspan gantries which will be installed during the project being carried out by Skanska Balfour Beatty, on behalf of the Highways Agency. The gantries will
August 22, 2013 Read time: 1 min
The first superspan gantry is lifted into place by Skanska Balfour Beatty over the M25 at Junction 24
The first superspan gantry has been installed over the M25 motorway near London, England.

The structure near Junction 24 (Potters Bar, Hertfordshire) is part of the €219.92 million (£188 million) Managed Motorway scheme to upgrade the motorway between junctions 23 and 27.

Weighing 36 tonnes and measuring 40m across, it is the first of five superspan gantries which will be installed during the project being carried out by 2296 Skanska 1146 Balfour Beatty, on behalf of the 2309 Highways Agency.  

The gantries will display valuable information for road users to help reduce congestion and ease traffic flow.

The overall Managed Motorway scheme is due to be completed between October and December 2014.

For more information on companies in this article

Related Content

  • New Thames Tunnel plans revealed
    April 12, 2017
    Plans have finally been revealed for the new Lower Thames Crossing, situated to the east of UK capital London.
  • Advances in road markings
    March 16, 2012
    Recent months have seen many major and vital road marking projects and products completed and tested in different parts of the world. Guy Woodford looks at some of them in Europe, North America, the Middle East and Africa. The London borough of Kensington and Chelsea now has one of the most dramatic streetscape designs in Europe. Exhibition Road’s striking chequered granite design, featuring a single surface running from South Kensington Station to Hyde Park and the full width of the road from building to b
  • Free flow tolling technology is booming
    April 10, 2013
    Jon Masters reports on the latest moves in the free-flow tolling segment. Free-flow tolling of roads and discrete infrastructure, such as bridges and tunnels, is an area of transportation that appears to be booming. Tolling in general is on the up, often still as a means for funding road projects where public sector budgets can no longer cover the necessary costs, but not exclusively so. Several high profile examples of road user charging for ‘demand management’ – the reduction of congestion as part of a wi
  • SRL’s outta sight variable message signs
    January 8, 2025
    The system from SRL Traffic Systems for England’s National Highways agency is displaying wording for road works not usually used to warn motorists, including ‘Working even out of view’.