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某小区五期工程为一层整体地下室,基坑深5.5 m,边坡采用土钉墙支护方式(局部锚杆)。原场地条件复杂,为人防地下室,深度4.3 m,红线内人防地下室开挖前已清除,红线外未处理。本基坑正位于红线边,红线外为另一工地施工道路。
The fifth phase project of a residential area is a whole basement, with a deep foundation pit of 5.5 m. The slope is supported by soil nailing wall (partial anchor). The original site conditions are complex, the basement for the air defense, depth 4.3 m, red line inside the basement before civil air defense has been cleared, the red line untreated. The foundation pit is located on the red line, outside the red line for the construction of another site road.