An auxiliaryroad is set in the east side of the plot to release the traffic pressure caused by business vehicles to the city road and to maintain the smooth traffic on main road.
东侧在地块内设置辅道，缓解商业车流对城市道路造成的交通压力，维持主干道车行顺畅。
2
When the expressway off-ramp flow and auxiliaryroad flow increases, it is easy to lead to the downstream intersection congestion which will spread to the upstream off-ramp scope rapidly.