The Repairs and Preventive Maintenance quest unlocks once the following conditions have been met:
- Complete the Delivering Passengers quest
- The subway's cars and rails need regular quality assurance and occasional repairs. Start building a Maintenance Shop.
|Build an Electrical Substation|
|Buy a Maintenance Shop Foundation|
|Complete two runs on the Weekend Schedule (I) (contract on Subway Train (Miami))|
- Great job! Now build a Maintenance Shop and keep developing Megapolis's subway system.
- Social Quantum's ID for this quest is 70615.