 Across the river opposite Summer House can be seen the waterside inn at Coombe Cellars.During significant high tide levels, trains belonging to the and fleets are restricted from operating along this route due to their vulnerability to the sea spray, unlike the Pacer, Sprinter and Class 43 fleets.A has been tested along the line with no significant problems occurring to the train, however the majority of trains that will replace the Class 43 HST will be the , a longer range version of the Class 800s.