Anniversary for highway

It is now 25 years since the UK's M25 motorway opened to traffic.

March 1, 2012 Read time: 1 min

It is now 25 years since the UK's M25 motorway opened to traffic. One of Europe's busiest highways, the road is an orbital route around UK capital London. The M25 has pioneered various traffic technologies, being one of the first to use microprocessor technology to help keep traffic flowing, originally with a traffic control centre at Chigwell but now with two advanced centres. The M25 was also one of the first major highways to trial variable speed limits as a means of controlling traffic flow rates at high volume, peak periods.

Highway & Network Management

Atkins sells stake in London’s M25 ring road

Infrastructure engineering firm WS Atkins sold its stake in London’s M25 orbital road to a consortium of institutional investors for nearly €79 million (£66.3 million). Atkins, a publicly listed UK company, sold to Edge Orbital Holdings 2 Limited and the deal for its minority stake is expected to be complete by March 2017, the end of the financial year, according to a statement by Atkins. In October, the Edge Orbital consortium picked up Skanska’s 40% stake in Connect Plus, which manages the M25. Skanska so

September 16, 2019

UK smart motorway work for M4 link

Highways England in the UK is carrying out major upgrade work for the busy M4 motorway, running west from capital London. In all 11 bridges are being replaced along a 51km stretch of the M4 between London and Reading. When complete, the current hard shoulder will have been rebuilt and resurfaced to allow traffic to use it as a live lane. The section carrying the heaviest traffic, between the M25 ring road around London and the main exit for Heathrow Airport, will be widened so that it will feature five la

Recreation Ground overbridge preparing for demolition.jpg

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Smart motorway project for UK’s M3

June 22, 2012

Seal of approval for Sika

Skikaflex Construction by UK-based Sika was chosen by Skanska Balfour Beatty Joint Venture to seal movement joints during the widening of one of Europe’s busiest motorways. The M25, also known as the London Orbital, handles around 200,000 vehicles every day on its busiest sections. Its widening between junctions 27 and 30 is said to be delivering much needed extra capacity to tackle congestion and improve journey times.