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Quest Masterpiece of Engineering
Subway DevelopmentProfitable RouteMasterpiece of Engineering

This Quest is part of the Progressive Subway Quest Chain



The Houston Train is a masterpiece of engineering. Build it in your Megapolis! Don’t forget to upgrade the Overground Subway Station and send the train along a special route.
Subway Train L7 You must build at least one Houston Train
Overground Subway Station L3 Upgrade the Overground Subway Station to Level 3
08 x Drywall Asset Drywall
15 x Safety Barriers Asset Safety Barriers
07 x Sound Insulation Asset Sound Insulation
Gives: 1,200 Experience sm and 34,000 Population Limits upon completion
80px Accept the Special Route contract


Brilliant! Now the Subway meets all the needs of your city. Want to tell your friends?
  • 1,000 Experience sm
  • 30,000 Coin sm


  • Social Quantum's internal name for this quest is "Шедевр инженерной мысли" which translates to "A masterpiece of engineering".
  • Social Quantum's ID for this quest is 10076101.

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