# Buffer Stop

> Canonical source: [Buffer Stop](https://satisfactorybase.com/wiki/buildings/buffer-stop)
> Language: en

Prevents trains from derailing at the end of a railway.

While automated driving systems have made Buffer Stops mostly obsolete, their use is still recommended to mitigate potential human error.

## Properties

- Entity type: Building

## Construction cost

- [Steel Pipe](/wiki/items/steel-pipe): 2
- [Encased Industrial Beam](/wiki/items/encased-industrial-beam): 5
- [Concrete](/wiki/items/concrete): 20

## Unlocked by

- [Monorail Train Technology](/wiki/schematics/monorail-train-technology): Milestone · Tier 6

## Technical Details

- Class name: Build_RailroadEndStop_C
- Descriptor: Desc_RailroadEndStop_C
- Native class: FGBuildableRailroadAttachment
- Asset path: /Game/FactoryGame/Buildable/Factory/Train/EndStop/Build_RailroadEndStop