1. Continuous and closed fences shall be set around the construction site as required; Safety protection facilities shall also be set up when building multi-storey and high-rise buildings. The height of the fence set in the main sections of the urban area and the urban landscape roads, airports, docks and station squares shall not be less than 2.5m, and the height of the fence set in other 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 enclosure shall ensure that the fence is stable, clean and beautiful. On the construction site of municipal engineering projects, fences can be set up in sections according to the project progress or uniform continuous guardrail facilities can be used according to the regulations. The construction unit shall not stack construction materials, garbage and engineering waste outside the fence of the construction site. In the area approved for temporary occupation, construction materials or machinery and equipment shall be stored and unloaded strictly according to the approved scope of occupation and the nature of use. A fence higher than 1m shall be set 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 the construction site with conditions, the surrounding walls, dormitory walls and other places must hang and write eye-catching slogans that reflect the spirit of the enterprise and the style of the times.

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。

Enclosure and shelter around urban construction site. It plays a role of beautification, neatness and unification. It will be used in basic urban construction. The height of the enclosure is generally more than 2 meters, and the common ones are 2 meters, 4 meters, 6 meters and 8 meters, or 12 meters higher. The enclosure surface and the effect picture and publicity picture of the project are posted. Or 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。

If the height of the enclosure is less than 4 meters, the single column type is generally adopted, and the underground deep excavation foundation is about 1 meter., The diameter of the column is 140mm or 189mm.

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。

If the enclosure height is more than 4 meters, the double-column type is generally adopted, and the underground deep excavation foundation is adjusted with the height adjustment. The diameter of double columns varies from 114mm to 219mm.

表面打鍍鋅瓦，一般采用0.5ｍｍ厚。

Galvanized tile is generally applied on the surface with thickness of 0.5mm.