The single-lane dirt road is made using a seamless displacement material. The road is cleared of snow by a tractor.
In the scene there is a 60 meter piece of road for example. UV map 2000x400cm
Seamless high resolution textures:
JPEG 4096x16384px: Diffuse color, NormalMap, SpecularMap/Glossiness, SSS Translucent, PNG DisplacementMap ~12cm high
*When importing from FBX, set input gamma=1.0 for all textures except diffuse_color
*Vray 6.0 and higher, Corona 7.0 and higher.