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Thames Valley Gameplay Guide

Updated

This guide has been designed to help players get the most out of the Thames Valley: Windsor, Henley & Marlow Branch Lines Route Add-On. Below you will find information about the content available for this route, including links to community videos. Each of our video links demonstrate what a successful run may look like and can be used to help players having difficulty with a particular scenario.

Route Features

  • Length: 13.5 Miles
  • Country: UK
  • Operator: GWR
  • Stations: 11
  • Released: 21st July 2026

Locomotives

  • BR Class 165 Networker Turbo DMU in GWR green livery 

Training

Rail Journeys

  • Thames Branches (4 Chapters, 27 Services)

Scenarios

Route Map

Route Hopping

Starting Point Destination
Route  Location Route Location
Thames Valley Maidenhead Great Western Express Maidenhead

Media

Frequently Asked Questions

How many branches are covered in this route?

Thames Valley Branches is unique, with its three separate branch lines, namely the Henley Branch, Marlow Branch and Windsor Branch, all diverging from the Great Western Mainline. While all branches run through the scenic Thames Valley, they each offer their own distinct character and operating style.

What scenery details have been added?

The route has received a range of immersive enhancements, including seasonal crop changes, reactive wildlife, authentic British roadside details, and animated river traffic.

Will the Marlow Branch use the token system?

For the first time in Train Sim World, players will be interacting with the line's railway token system.

Expansions

The following add-ons are compatible with this route and are designed to expand it with new content.

  • There are no compatible expansions at this time

TSW Add-On Database

Please visit the Train Sim World Add-On Database for further details on this add-on, including:

  • Game Mode & Feature Support
  • Additional Layers/Requirements
  • Platform Differences
  • Gen 8 Compatibility

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