RZD MPT-4 479Ostanovochnyy Punkt 138 km Ostanovochnyy Punk..

What is this used for?

I'll try to translate what Wikipedia says
- loading and unloading
- transportation of different cargos on the platform (including very long ones such as rails)
- delivering workers (capacity is 11 people)
- shunting works
- welding works
- supplying with 380/220 V 50 Hz AC
- supplying with air under pressure 8 atm

very interesting !!

Interesting..