May be new but if you elevated parts of the crossover you could eliminate the traffic lights.
https://www.wired.com/2016/05/clever-new-intersection-kicks-risky-left-turns-curb/
May be new but if you elevated parts of the crossover you could eliminate the traffic lights.
https://www.wired.com/2016/05/clever-new-intersection-kicks-risky-left-turns-curb/
