Engineering Survey of Iran Tehran Metro
- International key projects, a total length of 49.1 km, a total of 32 underground stations, is running through Tehran city north-south, east-west traffic arteries.
Engineering Survey of Iran Tehran Metro
- International key projects, a total length of 49.1 km, a total of 32 underground stations, is running through Tehran city north-south, east-west traffic arteries.
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