# Inverted Ramp (4 m)

> Canonical source: [Inverted Ramp (4 m)](https://satisfactorybase.com/wiki/buildings/inverted-ramp-4-m-desc-invertedramp-polished-8x4)
> Language: en

Provides a flat floor to build your factory on.

Buildings on top of the Foundation snap to a grid, making it easier to line them up with each other.

Size: 8 m x 4 m

## Properties

- Entity type: Building

## Construction cost

- [Concrete](/wiki/items/concrete): 5

## Unlocked by

- [Coated Concrete Inverted Ramps](/wiki/schematics/coated-concrete-inverted-ramps): Schematic

## Technical Details

- Class name: Build_InvertedRamp_Polished_8x4_C
- Descriptor: Desc_InvertedRamp_Polished_8x4_C
- Native class: FGBuildableRampLightweight
- Asset path: /Game/FactoryGame/Buildable/Building/Foundation/PolishedConcreteSet/Build_InvertedRamp_Polished_8x4