Bridge span with a suspension structure and one supporting column over a main road (389107)

It is the high-quality hi-poly smoothable 3D model bridge 

The competently think over topology of model allows to using any smoothing modifiers. All parts of the model need to smooth in subdivision level 1 or 2 for the best result.

If you work in the V-Ray version lower than 3.1, be careful: the materials in the BRDF section are Microfaset GTR (GGX). If your version is older than 3.1, then the BRDF field will be empty. Choose Blinn, Phong or Ward - which is preferable for you