施工场地周围应按规定设置连续密闭的围挡；多层、高层建筑的建设也应设置防护设施。建筑围挡结构的设置应当符合有关标准和规范，并符合下列要求：

Continuous and closed fences shall be set around the construction site as required; The construction of multi-storey and high-rise buildings should also be equipped with safety protection facilities. The setting of building enclosure structure shall comply with relevant standards and specifications, and meet the following requirements:

1、施工作业时，应在施工场地周围连续设置围挡进行防护。围挡应牢固、稳固、清洁、美观，不得乱贴乱画，围挡下应控制垃圾、泥浆和水的流出。

1. During construction, fences shall be continuously set around the construction site for protection. The enclosure shall be firm, stable, clean and beautiful, and no graffiti shall be pasted. The outflow of garbage, mud and water shall be controlled under the enclosure.

2、市政道路工程、管道、给排水工程的围挡材料采用蓝色夹心彩钢板（厚度50mm）或PVC材料（厚度20mm）。白色的。围挡结构总高2.2m，立柱中心距3m；外壳的下脚必须设置底座，底座由四块混凝土砌成。

2. The enclosure materials of municipal road works, pipelines and water supply and drainage works are blue sandwich color steel plate (50mm thick) or PVC material (20mm thick). off-white. The total height of the enclosure structure is 2.2M, and the center distance of columns is 3M; The lower foot of the shell must be set with a base, which is made of four pieces of concrete.

具体规格尺寸请参照围挡部分图纸，禁止砌砖；外壳的下脚使用油漆绘制黄色和黑色的交通斑马图案。斑马纹高200mm，宽150mm，倾角45度。倾斜角度指向车辆的行驶方向。园林绿化工程和应急救援工程的围挡结构材料和规格，应当按照图集的相关图纸制作。

Please refer to the drawings of the enclosure for specific specifications and dimensions, and bricklaying is prohibited; The lower foot of the shell is painted with yellow and black traffic safety zebra patterns. Zebra stripes are 200mm high and 150mm wide, with an inclination of 45 degrees. The tilt angle points in the direction of the vehicle. The materials and specifications of enclosure structures for landscaping projects and emergency rescue projects shall be made in accordance with the relevant drawings of the atlas.

3、参照《建筑结构荷载规范》（GB50009-2012）风级，在围挡结构两侧支架底部设置一排三个膨胀螺栓，等距锚固间隔。

3. According to the load code for the design of building structures (gb50009-2012), a row of three expansion bolts are set at the bottom of the supports on both sides of the retaining structure with equal anchoring spacing.

4、如果距离交通路口20m以内设置施工围挡，0.8m以上的围挡上部应为透明围挡，不影响交通路口的行车视距。

4. If a construction fence is set within 20m from the traffic intersection, the upper part of the fence above 0.8m shall be a transparent fence, which will not affect the driving sight distance of the traffic intersection.

5、禁止使用生锈、破碎、易损坏、变形的材料制作施工围挡结构。

5. It is forbidden to use rusty, broken, easily damaged and deformed materials to make construction enclosure structures.

6、在围挡入口端和路口立柱上每隔6m安装一次，围挡两端也应安装防撞桶

6. Install it every 6m on the entrance end of the fence and the intersection column, and install anti-collision barrels at both ends of the fence

7、围挡厂家认为围挡既要满足施工工作面和物料堆放的要求，又要保证机动车和非机动车的通行，并设置专人清扫。

7. The enclosure manufacturer believes that the enclosure should not only meet the requirements of the construction face and material stacking, but also ensure the passage of motor vehicles and non motor vehicles, and assign special personnel to clean it.

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