臨邊護欄全部由鋼結構組成。鋼材采用標準材料，制作嚴格按圖施工，尺寸正確，焊接點牢固，達到防護之目的，臨邊護欄下部檔架板采用黃、黑間隔

The edge guardrail is entirely composed of steel structures. The steel is made of national standard materials, constructed strictly according to the drawings, with correct dimensions and firm welding points to achieve safety protection. The lower bracket plate of the edge guardrail is separated by yellow and black intervals

基坑護欄由防護網片和立柱組成。基坑圍擋護欄防護網片由2cm×4cm方管焊接組成，單片尺寸1.1米×1.7米，兩端設有跨耳用Φ10螺栓與立柱連接固定，跨耳與上下邊緣距離為15cm。

The foundation pit guardrail is composed of protective mesh and columns. The protective mesh of the foundation pit fence is composed of 2cm x 4cm square pipes welded together, with a single piece size of 1.1 meters x 1.7 meters, and two ends are equipped with cross ears for use Φ 10 bolts are used to connect and fix the column, with a distance of 15cm between the ear and the upper and lower edges.

立柱采用8cm方管 高度1.3m，底部有法蘭（8mm×15cm×15cm鋼板）每個法蘭盤設4個螺栓孔、頂部封閉，與地面用Φ14膨脹螺栓固定。

The column adopts an 8cm square tube with a height of 1.3m, and has a flange at the bottom (8mm x 15cm x 15cm steel plate). Each flange is equipped with 4 bolt holes, and the top is closed. It is connected to the ground Φ Fix with 14 expansion bolts.

安裝后，護欄上邊與立柱平齊，下邊距地面20cm，兩立柱間距2米.所使用原材料均采用標準材料，制作嚴格按圖施工，尺寸正確，焊接點牢固，達到防護之目的。

After installation, the upper edge of the guardrail is flush with the column, and the lower edge is 20cm from the ground. The distance between the two columns is 2 meters. The raw materials used are all national standard materials, and the construction is strictly in accordance with the drawings. The dimensions are correct, and the welding points are firm, achieving the purpose of safety protection.

網片設計為黃色、立柱為紅色，均為噴繪，以達到紅白相間的警示效果。網片網格為50*50mm，鋼絲直徑為3.5mm。

The screen design is yellow, and the pillars are red, all painted to achieve a red and white warning effect. The mesh size is 50 * 50mm, and the diameter of the steel wire is 3.5mm.

可移動基坑護欄100米，固定護欄1361米，基坑圍擋護欄可移動護欄與固定護欄尺寸一致兩端固定處加20cm三角支撐。支撐穩(wěn)固，8cm方管支撐。

The movable foundation pit guardrail is 100 meters long, and the fixed guardrail is 1361 meters long. The movable and fixed guardrails of the foundation pit enclosure guardrail have the same size as the fixed guardrail, and a 20cm triangular support is added at both ends of the fixed position. Stable support, supported by an 8cm square tube.

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