[DoomDestroyer]

The N chevrons away on those roads are often ludicrously far apart. It it well over the 2 second rule and nobody follows it.

[abenga]

There is no common 2 second rule, afaik. There is a 3 second rule, which is probably why they feel too far apart to you.

[turbonaut]

“Only a fool breaks the two second rule.”

It’s a UK thing:

https://www.gov.uk/government/news/national-highways-urges-d...

[tim333]

In the UK there often isn't really space for it. The M25 usually looks like https://i2-prod.mylondon.news/article14471160.ece/ALTERNATES...

[tpholland]

...but you're often lucky to travel even a metre or so on the M25 in two seconds when it looks like that!

[mikestorrent]

What are these chevrons?

[imp0cat]

Safe distance markers.

https://www.sabre-roads.org.uk/wiki/Road_Markings/Chevrons_(...