Subway tunnel in Mashhad, Iran

Vane anemometers.

Masshad is the second largest city in the country. It is located very near to the border with Turkmenistan and Afghanistan.
 
The Mashhad city railway, or Metro, is the second fast transit system in Iran. Construction of Line 1 started in 1999. Line 2 has just started in 2017, implementing new control technologies that include 13 redundant remote communication stations, environmental stations and computer systems for the control center. It runs from North to South and is 14,5 kilometers long, with 13 stations.
 
In the new Line 2 of the Metro vane anemometers distributed by Durán Electrónica have been installed.