A busy petrol station has shut as it changes company. The Co-op forecourt at the entrance of Medway City Estate is closed to motorists. The petrol station is next to McDonald’s and usually open 24 hours. Pictures show the forecourt barricaded off, with workers seen replacing the canopy with a new red and yellow design. Staff have been advising customers that it is now in the process of changing from a Co-op to a Shell. The food shop is open as normal and can be accessed on foot. It is set to stay a Co-op supermarket, despite the change in company. It is understood the petrol station will reope…