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對臨邊防護欄有哪些范性要求?

來源:http://m.dearmisszhang.cn/   發布時間:2022-02-23

對臨邊防護欄有哪些規范性要求及作用 臨邊護欄是地鐵建筑等施工場地的不可或缺的防護用品,根據相關規定開挖深度超過2米的基坑周邊必須安裝防護欄。

What are the normative requirements and functions of the edge guard? The edge guard is an indispensable safety protection article for subway buildings and other construction sites. According to relevant regulations, the perimeter of the foundation pit with an excavation depth of more than 2m must be equipped with a guard.
臨邊護欄應符合以下規定:
The edge guardrail shall meet the following requirements:
1、防護欄護欄高度不應低于1.2米。
1. The height of guardrail shall not be less than 1.2m.
2、防護欄應由橫桿及立柱組成,橫桿應設置2-3道,下桿離地面高度為0.3米-0.6米,上桿離地高度為1.2米-1.5米,立桿間距不宜大于2米,立桿離坡邊距離大于0.5米。
2. The protective fence shall be composed of cross bars and columns. The cross bars shall be set with 2-3 courses. The height of the lower bar from the ground shall be 0.3m-0.6m, the height of the upper bar from the ground shall be 1.2m-1.5m, the spacing between upright bars shall not be greater than 2m, and the distance between upright bars and slope edge shall be greater than 0.5m.
3、防護欄應加掛密目網和擋腳板,網應自上而下封閉設置,擋腳板高度不應小于18公分,擋腳板下沿離地高度不應大于10mm。
3. The protective fence shall be equipped with dense mesh safety net and toe board. The safety net shall be closed from top to bottom. The height of toe board shall not be less than 18 cm, and the height of the lower edge of toe board from the ground shall not be greater than 10 mm.
4、防護欄應安裝牢固,材料應有足夠的強度。
4. The protective fence shall be installed firmly and the material shall have sufficient strength.
5、基坑內應設置供施工人員上下的專用梯道,梯道應設置扶手欄桿,梯道的寬度不應小于1米,梯道搭設應符合規范要求。蓬發建材
5. The foundation pit shall be provided with special stairways for constructors to go up and down. The stairway shall be provided with handrails. The width of the stairway shall not be less than 1m, and the erection of the stairway shall meet the specification requirements.
臨邊防護欄的作用:
Function of edge guard:
1.使工地更加整潔美觀、文明。
1. Make the construction site more tidy, beautiful, civilized and safe.
2.預防過往機動車輛靠太近基坑邊緣而造成塌方。
2. Prevent landslides caused by passing motor vehicles too close to the edge of the foundation pit.
3.防止工人不小心掉入基坑。防止雜物掉入基坑,從而對基坑內作業人員造成傷害
3. Prevent workers from accidentally falling into the foundation pit. Prevent sundries from falling into the foundation pit, thus causing injury to operators in the foundation pit
立柱與立柱之間的距離應該小于或等于2米,來增強基坑護欄的抗擊性。
The distance between columns should be less than or equal to 2m to enhance the resistance of foundation pit guardrail.

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