I asked what you saw when you surveyed it for making this edit.

Are you saying this is not part of NCN6? If so, where is NCN6 routed?

bicycle=dismount is not misleading. It does not mean that cycling is allowed — exactly the opposite. It means that cycling is not allowed, and that cyclists should dismount and push their bikes. How is that tagging incorrect for the signage which is visible on the ground?