事件一种，监理工程师同意中止沉桩是否正确?预应力管桩的沉桩方法通常有哪几种?
参考答案：
(1)在预应力管桩锤击沉桩施工过程中，某一根管桩在桩端标高接近设计标高时难以下沉;此时，贯入度已达到设计要求，施工单位任务该桩承载力已经能够满足设计要求，提出终止沉桩。不妥。
正确做法：当采用锤击沉管法成孔时，桩管入土深度控制应以高程控制为主，以贯入度控制为辅。
预应力管桩的沉桩方法通常有锤击沉桩法、静力压桩法、振动法等
| 用方框中所给单词的适当形式填空，每个单词限用一次，使短文通顺正确连贯，将答案填写在题后的横线上。 | |
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