1. Continuous and enclosed fences should be set up around the construction site according to regulations; Safety protection facilities should also be installed when building multi-story and high-rise buildings. The height of fences set up on major urban road sections, urban landscape roads, airports, docks, and station squares shall not be less than 2.5m, while the height of fences set up on other road sections shall not be less than 1.8m.

２、圍擋使用的材料應保證圍欄穩固、整潔、美觀。市政工程項目工地，可按工程進度分段設置圍欄或按規定使用統一的連續性護欄設施。施工單位不得在工地圍欄外堆放建筑材料、垃圾和工程渣土。在經批準臨時占用的區域，應嚴格按批準的占地范圍和使用性質存放、堆卸建筑材料或機具設備，臨時區域四周應設置高于1ｍ的圍欄

2. The materials used for fencing should ensure that the fence is stable, tidy, and aesthetically pleasing. On the construction site of municipal engineering projects, fences can be set up in sections according to the project progress or unified continuous guardrail facilities can be used according to regulations. Construction units are not allowed to stack construction materials, garbage, and engineering debris outside the fence of the construction site. In areas that have been approved for temporary occupation, construction materials or machinery and equipment should be stored and unloaded strictly according to the approved land area and usage nature. A fence higher than 1m should be set up around the temporary area

３、在有條件的工地是，四周圍墻、宿舍外墻等地方，必須張掛、書寫反映企業精神、時代風貌的醒目宣傳標語。

3. On construction sites with conditions, prominent promotional slogans reflecting the spirit of the enterprise and the style of the times must be hung and written on the surrounding walls, dormitory walls, and other places.

城市建筑工地外圍圍蔽，遮擋物。起到一種美化，整潔，統一的作用。現在基本城市建設中，都會用來的。圍擋的高度一般在2米以上，常見的有2米，4米，6米和8米，或更高的12米等，圍擋表面和張貼該項目的效果圖和宣傳畫面等。或用于城市公益廣告。

Surroundings and obstructions around urban construction sites. Play a beautifying, neat, and unified role. In the current basic urban construction, it will be used. The height of the enclosure is generally over 2 meters, with common ones being 2 meters, 4 meters, 6 meters, and 8 meters, or 12 meters higher. The surface of the enclosure and the posting of renderings and promotional images of the project are also included. Or used for urban public service advertising.

圍擋高度在4米以下的，一般采用單立柱式，地下深挖基礎1米左右。，立柱采用直徑140ｍｍ或189ｍｍ等。

For fences with a height of less than 4 meters, a single column type is generally used, and the foundation is excavated at a depth of about 1 meter underground., The column adopts a diameter of 140mm or 189mm, etc.

圍擋高度在4米以上的，一般采用雙立柱式，地下深挖基礎隨高度的調整而調整。雙立柱采用直徑114ｍｍ-219ｍｍ不等。

For fences with a height of over 4 meters, a double column type is generally used, and the underground deep excavation foundation is adjusted according to the height. Double columns are used with diameters ranging from 114mm to 219mm.

表面打鍍鋅瓦，一般采用0.5ｍｍ厚。

The surface is coated with galvanized tiles, usually 0.5mm thick.