The 13.5km line will run east-west across the city along Anhanguera Avenue with 12 stations, and is expected to carry around 240,000 passengers per day.
The total budget for the project is Reais 1.3bn ($US 563m), with Reais 805m coming from the Goiás state government and Odebrecht Transport providing the remaining Reais 500m.
Construction is expected to take around two years to complete.
