Take cycle track and footpath behind petrol station
The London Road Shell garage is a pain to pass as you have to cross the path of vehicles turning in and out, and can be quite dangerous.
It would be far better to have the petrol station closer to the road, and the cycle path going behind the petrol station. This is the Dutch standard as shown in this example:
https://twitter.com/aseasyasriding/status/444203865353621504