In standard Simutrans, vehicles typically use only one lane even on multi-lane roads. The OTRP patch provides:
Faster vehicles can pass slower ones (like trucks or buses) on two-lane roads. otrp40.rar
Effectively doubling or quadrupling the throughput of your road networks by utilizing all available visual lanes. In standard Simutrans, vehicles typically use only one
Vehicles select lanes based on their speed and upcoming turns. Context and Origin OTRP Meaning: It stands for O ne-way T wo-way R oad P atch. In standard Simutrans