成都 2003.9 Creative Commons Attribution License. You may use for any purpose, but only with attribution / credit to: Karl Fjellstrom, Far East Mobility
成都城市交通
信号控制交叉口 - 有隔离的自行车道 - 自行车通过交叉口      
A typical 4-phase intersection in Chengdu, accommodating huge bicycle volumes. Use of the pedestrian bridges is optional
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