The monorail is single-track and double-track.
The model is divided into sections to make it convenient to use modifiers to rotate sections.

Monorail Train
https://3dsky.org/3dmodels/show/poezd_monorelsa 

In the archive:
– textures with individual names in English
– 3ds max 2017
– 3ds max 2020
– obj

Collection:
https://3dsky.org/collection/shared/5079486