Traffic Calming Finished

Thematic Line layer of finalized traffic calming devices such as speed humps, traffic circles, and raised platforms to slow down traffic in neighborhood areas. Updated by Traffic Division.已竣工交通缓速设施的专题线图层（Thematic Line layer），此类设施包括减速带（speed humps）、环形交叉口（traffic circles）及抬高式通行平台（raised platforms），用于在社区区域内降低车流行驶速度，该图层由交通部门（Traffic Division）更新。