You're Not Part of the MotorwayOverall, the M25 passes through six counties including Surrey, Berkshire, Buckinghamshire, Hertfordshire, Essex, and Kent.
People Also Ask
How the M25 got its name. The same principle explains the M25, which at its oldest point (the section crossing Surrey) follows the path of the older A25. These roads are all in the South East, which forms Zone 2 of the country's motorway system. This explains why they all contain 2 somewhere in their name.
Junction 23 on the M25 in Hertfordshire is the single biggest gyratory on the whole of the National Highways network. At about 1.2km in circumference, the junction sees some of the highest traffic flows on the M25.
Magic Roundabout, SwindonThe Magic Roundabout is often listed as one of the most intimidating junctions in the UK. It's best shown in map form so you can see the complexity of its one-way systems feeding five roundabouts.
Gravelly Hill Interchange is the UK's busiest motorway junction and is one of the country's most iconic concrete structures which turned 50 last year. The winding labyrinth of roads along the M6 is also one of the biggest motorway interchanges in Europe and more than 200,000 vehicles travel on it daily.
Answer: A motorway just relates to the A road that it's relieving pressure from. The reason there is no M7 is that the A7, which runs from Carlisle to Edinburgh has no need for a motorway to relieve it.
Junctions and servicesThe M25 has been criticised for having too many junctions; 14 of them serve only local roads. In 2016, Edmund King, president of the Automobile Association, attributed congestion on the M25 to excessive junctions.
Driving conditionsNorman Cross to Bourne takes 33 minutes, Bourne to Lincoln takes 46 minutes, and Lincoln to the Humber Bridge takes 54 minutes. A section of the A15 (between Scampton and the M180) provides the longest stretch of straight road in the UK.
Of the 1,987 people killed or seriously injured on the SRN in 2018, 245 occurred on the M25 alone. There were also 371 in the south-east of England, 342 in the Midlands, 292 in the east, 287 in Yorkshire and the north-east, 226 in the north-west and 224 in the south-west.
Southend-on-Sea, Derbyshire and Liverpool are judged to have the worst roads in the country. Meanwhile, Sheffield, Wirral and Leeds have the best road surfaces in Britain.