Skip to main content

VIDEO: Up and over, in and out of interchanges around the world

December 21, 2016
Loosely defined, an interchange is a road junction that uses grade separation and ramps to allow at least one highway to pass through the junction without intersecting another highway.

A simple definition for many apparently complex interchanges worldwide.

The thing about a road interchanges is that, as a driver, you fail to see how large – or complex – the structure is. This compilation, called the top 10 craziest intersections, shows you what you miss as you hurtle through an interchange - from the UK and France to the US and over to China and Japan.

Related Content

  • Responsive roadsign developed by student
    August 22, 2013
    A UK student hopes his new lenticular road signs which ‘pulse’ at drivers will lead to a revolution in the way motorists are given information on the roads. Meanwhile, a leading road marking firm is helping keep tourists safe in a spiritually significant town in Umbria, Italy. Guy Woodford reports You may think Charles Gale’s vision of creating the first ‘pulsing’ lenticular road sign was the result of months, even years, spent studying traffic and driver behaviour on the roads of his adopted student c
  • Balanced Mix Design in the US could revolutionise pavement design and testing
    April 30, 2018
    Roads in the US keep failing so the Federal Highways Authority is proposing a new approach to mix design, but what does this mean for tests and testing? - Kristina Smith reports How do you test an asphalt mix for rutting? In the US, the answer could be any one of several tests, depending on which State you are in: Asphalt Pavement Analyser, Flow Number, Hamburg Wheel Tracking Test, Superpave Shear Test or Triaxial Stress Sweep Test. But that could all change. The Federal Highways Agency (FHWA), part of
  • IAM suggests confusion over UK’s SMART motorways
    April 13, 2015
    The Institute of Advanced Motorists (IAM) has expressed concern that widespread confusion exists amongst UK drivers on how best to use SMART motorways. These were officially introduced around this time in 2014 to replace Managed Motorways as the solution to the UK’s congested major routes. However concerns have been raised over the safety of the SMART motorways. England’s first all-lane running motorway, without a hard shoulder, was the 2.5km stretch of the M25 between junctions 23 and 25. Complete schemes
  • Ambitious road tunnelling projects around the world
    November 29, 2013
    The construction of the world’s longest subsea road tunnel in Norway and a vital new link under the Bosphorus Strait in Turkey are among a host of exciting, major road tunnel-based projects currently being undertaken across the globe. Guy Woodford reports Sandvik DTi series tunnelling jumbos are being used for the excavation of Solbakktunnel, set to become the world’s longest subsea road tunnel.