规范上嵌岩桩沉渣厚度是多少呢?

2025-04-07 09:13:53
推荐回答(4个)
回答1:

钻孔桩沉渣规定:摩擦桩小于等于30cm,端承桩、嵌岩桩小于等于5cm。

回答2:

桩径1.2和1.5的嵌岩桩一般沉渣厚度不大于5cm

回答3:

深度5M以内的就不能按“桩”设计,就是“墩”。如果是嵌岩灌注桩,应进入中风化基岩不少于0.5M.见GB50007-2002《建筑地基基础设计规范》8.5.2-3条。按理,承受竖向荷载的桩嵌岩太深没有作用,徒劳而已。
这种事应该与设计人协商处理。说实话,如果题说的是普遍情况的话,设计没有结合地勘报告是失误的。只是少数几根,与设计人协商处理就是了。甲方所说照设计图并没有错,但这事甲方、监理也有义务促成与设计沟通。

回答4:

一般≤50mm。

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