Using the Different Road Types (Road Hierarchy) Tick this button if you want your cars to drive on the left side of the road.īeing familiar with which way your traffic flows will be important, especially later on when you want to build roundabouts or one-way routes. Right-hand traffic (e.g., US, Canada, and most EU countries) is the default you can toggle on left-hand traffic (e.g., UK, Japan) in the new game screen when you choose your map. Chances are, you’ll want to pick the option that you’re most familiar with in real life. We’ll take you through the above steps as well as give you tips on how to deal with traffic jams and traffic lights! Choosing Left-Hand or Right-Hand Trafficīefore you even start the map you’ll want to decide whether you want right-hand or left-hand traffic in your city. Getting started with public transportation.Using the different road types (road hierarchy).The key to good traffic in Cities: Skylines is designing your road network to flow efficiently, and lowering the overall traffic volume by improving walkability and public transport.