3D model Railroad created in Maya editor. Textures created in Substance Painter.
 Render created in Arnold. 
The model has realistic dimensions in scale 1:3. Correct detailing.
 
Texture resolution (2048 x 2048) 2K (18.4 MB).

Verts - 64052
Edges - 125534
Faces - 61739
UVs - 76248

Model file size in Maya (4.91 MB)

The railroad is modeled taking into account anti-aliasing.

Files are presented (OBJ, FBX, MB and a folder with PNG textures).