Beijing: The Second Ring is a document of the two opposite views of traffic flow on 33 bridges along Beijing’s Second Ring. The entire piece is made up of 66 segments. Beijing: The Second Ring is a document of the two opposite views of traffic flow on 33 bridges along Beijing’s Second Ring. The entire piece is made up of 66 segments. Beijing: The Second Ring is a document of the two opposite views of traffic flow on 33 bridges along Beijing’s Second Ring. The entire piece is made up of 66 segments. Beijing: The Second Ring is a document of the two opposite views of traffic flow on 33 bridges along Beijing’s Second Ring. The entire piece is made up of 66 segments.