Since the original Train Sim World 2020 has been sunsetted, the best way to play this route today is via Train Sim World 4 or Train Sim World 5 (which includes backwards compatibility).
Step 1: Choose your platform. The game is available on:
Step 2: Search for the DLC. You need the base game (Train Sim World 4 or TSW5) first. Then search for: “Train Sim World: CSX Heavy Haul”. Download Train Sim World CSX Heavy Haul Game For PC
Step 3: Purchase & Download. The route usually costs $29.99, but goes on sale frequently for 50-70% off.
Step 4: Install & Launch. File size is approximately 12-15 GB for the route alone. Since the original Train Sim World 2020 has
Note for beginners: Do not buy the old “Train Sim World 2020” version on third-party key sites. It is discontinued. Buy the TSW4 or TSW5 compatible version.
Unlike arcade games, you cannot just press "W" to go. You must: Step 2: Search for the DLC
To run the Sand Patch Grade with smooth framerates, your PC needs decent hardware. This is a visually demanding game thanks to volumetric fog and high-res textures.
Note: The Sand Patch Grade route is texture-heavy. An SSD will dramatically reduce stuttering when loading new scenery sections.