Model includes all main elements of ropeway line. 13880 Tris in total.
Side part of rollers are made by alpha transparent texture, and thickness made by simple form geometry (see pics of support column). It allows to save a lot of polygons when support will be multiplied along the line.
Scene contains 12 textures with size from 64 to 2048 + normal map. Glass has a specular map in alpha channel of diffuse texture.