100 Journeys: No 4

What are these for? I see these markers in various different guises at most stations. Sometimes the shape or colour varies.

In this instance the markers manifested themselves in large white boxes at regular intervals along the platform at King’s Cross on the Eastbound Circle Line. Near the front of the train one particular white box was also accompanied by a yellow diamond (as seen bellow).

Answers in the box bellow…

Platform Marker

More Journeys
<< No 3 || No 5 >>

3 thoughts on “100 Journeys: No 4

  1. The white square is used to mark where to stand for different station roles and gives views of signals and the yellow diamond is used to calibrate the cctv to make sure it has complete visibility of the platform and train.


Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s