1. The installation size of the safety passage on the construction site should be 6000mm × 400mm, the specific size will be determined based on the actual situation on site. The length of the protective shed for multi-layer buildings shall not be less than 4000mm, and the length of the protective shed for high-rise buildings shall not be less than 6000mm.

2. 搭設(shè)在塔吊回轉(zhuǎn)半徑和建筑物周邊的工具式通道必須設(shè)置雙層硬質(zhì)防護(hù)，滿鋪50mm以上厚的腳手板，兩層板之間應(yīng)保持500mm以上間距，下層用彩鋼瓦鋪設(shè)。

2. The tool type safety passage set up at the Radius of gyration of the tower crane and around the building must be provided with double-layer hard protection. The top layer shall be fully paved with scaffold boards with a thickness of more than 50 mm. The space between the two layers shall be more than 500 mm. The lower layer shall be paved with color steel tiles.

3. 通道、防護(hù)棚地面需硬化，宜選用砼地面。

3. The floor of the passageway and protective shed needs to be hardened, and concrete floor should be selected.

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4. 立柱與地面連接方式與工具式鋼筋加工棚相同。