Sensible Traffic Mod (Woopzilla): 70% more traffic for American Truck Simulator
Woopzilla raises ATS traffic about 70% over stock and makes the AI less patient, with rush hours around 9 AM and 5 PM and quiet nights. Version for 1.54.
Download Sensible Traffic Mod (Woopzilla): 70% more traffic
More screenshots on Steam Workshop ↗
What this mod does
Sensible Traffic Mod is a mod by Woopzilla that brings American Truck Simulator’s roads to life. The author calls it “sensible” rather than realistic: more traffic than the stock game, but without making overtaking impossible or creating queues behind slow vehicles. It has almost 24,000 subscribers.
What changes
- About 70% more traffic than the base game. It changes how many vehicles spawn and how often, not where: some roads stay empty by SCS design.
- The vehicle cap goes from 50 to 160.
- The AI is less patient and takes more risks: it merges and changes lanes faster, and leaves less following distance.
- Quiet nights and more traffic in the hours before and after 9 AM and 5 PM.
Version
The page says it’s for 1.54, the latest version when it was updated on March 27, 2025. The author links an old version for earlier games and explains how to update it yourself, because he no longer plays and rarely updates it. It’s about 73 KB.
Known issues
In the comments, some users mention FPS drops, stop-and-go at roadwork traffic lights and trouble on narrow mountain or logging roads. One says it stopped working for them after an update.
Holyfix Check
Will it work with your mods?
Load your game.log.txt and check whether this mod is for your ATS version, whether you're missing a mod or DLC it needs and where to place it.
It's in Documents › American Truck Simulator › game.log.txt. It's read in your browser: the file is never uploaded.
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User rating
Our rating
0.0 / 5- Livelier roads without impossible queues
- More assertive AI when merging
- Very lightweight file
- Latest game version confirmed by the author: 1.54. It may cause errors on 1.61; Holyfix will warn you if so.
- The author no longer plays and rarely updates it
- Some users mention FPS drops
- It may conflict with other traffic density mods
Requirements
- American Truck Simulator (the author confirms it on 1.54)
- Steam account to subscribe on the Workshop
- No DLC or other mods required
How to install it
- Open the “Sensible Traffic Mod for 1.54” page on Steam Workshop and click “Subscribe”.
- Launch American Truck Simulator and wait for Steam to finish the download.
- Open your profile's Mod Manager and enable the mod.
- Use only this traffic density mod so they don't overwrite each other.
Common problems
How much traffic does it add?
About 70% more than the base game, according to the author.
Why are some roads empty?
The mod changes how many cars spawn, not where; some roads are empty by SCS design.
Is it still being updated?
Rarely: the author says he no longer plays, but explains how to update it.
More mods for ATS
✓ ATS 1.61 
ATS 1.58 
ATS 1.57 
ATS 1.60 
ATS 1.60Requires DLC 
ATS 1.59