Vehicle Traffic Simulation

Try game asset Vehicle Traffic Simulation 4.25 Unreal Engine for free.

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Game Assets
  • Platform

    Unreal Engine

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**NEW VERSION FOR 4.25.1**

*Version 1.3.2 now with Multiplayer Replication*

**You will need to create 4 collision object channels (this will be in the project inbuilt tutorial on the next update):

TrafficLightStopCollision - this will overlap only AIStopCollision. Set the light trigger area stop collision as this.

TrafficLightSlowCollision - this will overlap only AISlowDownCollision. Set the light trigger area slow down collision as this.

AIStopCollision - this will overlap only the AIStopCollision, vehicle and pawn. Set the AI_Sedan stop collision capsule as this.

AISlowDownCollision - this will overlap TrafficSlowCollision only. Set the AI_Sedan slow down collision box as this.

System has been majorly overhauled, WARNING, please test in a new project before

using in existing systems. If you have made drastic changes to the system then

this update may undo your customizations.

Click Here For Trailer On YouTube

Technical Details

Please play the tutorial file in the main folder on install. This will explain how the pack operates and where to begin.


  • Simple traffic light mesh
  • Simple custom materials

Blueprint actors:

  • Traffic lights
  • Traffic light trigger area
  • Spline actor
  • Demo map


  • Enter/Exit Spline (For spawning and despawning vehicles)
  • Intersection Constructor (Build intersections using variables)
  • Road Builder (Spline based)


  • Auto traffic light sequencing (Lights will change on a cycle if not triggered)
  • Vehicles spawn random colours
  • Spline actor can receive multiple vehicles on one track

And so much more planned!

Also contains the Vehicle Feature Pack available free with the UE4 engine.


You can download the asset from the link below, but for educational purposes only. Do not forget to support the author in the official store.

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  • Unreal Engine
  • 4.25
  • 104781