Unreal Engine Environment Workflow Asset
Assets are sharing one Base, Trim, three Tile textures for Weathering and one RGBA Mask for Paint layer.
Base layer uses main UV set,
Trim layer secondary UV set,
Wear and Paint layer tertiary UV set.
In-depth asset breakdown is included in the post so give it a look if you are interested in how the asset was made.
Vertex Paint Example_01
Vertex Paint Example_02
Wear Vertex Paint