车行道隔离设施
The roadway isolation facilities
1．车行道隔离设施是用来分隔对向或同向行驶的交通流，并有禁止车辆左转进出行驶和行人任意穿越道路的作用，一般设置在道路中心线上或车道分隔线上。车行道隔离设施分为车行道中心隔离设施（分隔对向）和车行道分界隔离设施（分隔同向）。
1. isolation facilities is used to separate the roadway or to the traffic flow in the same direction, and prohibit vehicles left and pedestrians crossing the road driving import any role, usually set up a dividing line in the middle of the road line or lane. The roadway is divided into a central isolation facilities isolation facilities (separated to) and roadway boundary isolation facilities (to separate).
2．车行道隔离设施主要采用三种形式：绿化分隔带、隔离护栏、混凝土防撞墙。在市区范围内，优先选取的形式依次为绿化分隔带、隔离护栏；在市郊范围内，优先选取的形式依次为绿化分隔带、混凝土防撞墙、隔离护栏。
2. roadway isolation facilities mainly adopts three forms: green walls, isolation barrier, concrete anti wall. In the urban area, the priority selection forms are greening divider and barrier, and the priority ones are greening divider, concrete anti-collision wall and isolation barrier.
3．同一道路上应设置统一样式的车行道隔离设施。
3. on the same road should set up a unified style of roadway isolation facilities.