ViaQuatro, the concessionaire responsible for the operation and maintenance of the São Paulo Metro 4-Yellow Line, was elected, for the third consecutive year, the Best Passenger Rail Operator in Brazil at the 32nd Largest Transport & Best of Transport Award, an award promoted by OTM Editora.
In Latin America, the 4-Yellow Line is a pioneer in the use of the driverless system, automatic operation without the presence of driver inside the train, which allows permanent speed supervision, giving more safety and precision to the operation.
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