沉管灌注桩是目前工程现场采用较为广泛的一种灌注桩。它按照沉管工艺的不同,可分为锤击沉管灌注桩、振动沉管灌注桩和振动冲击沉管灌注桩。本文简要介绍了这三种沉管灌注桩的施工要点及其应注意的若干问题。 Immersed pipe pouring pile is the current project site using a more widely used as a pile. It immersed in accordance with the different process can be divided into hammer sinking pipe pouring pile, vibrating pipe sinking pile and vibrating impact pipe sinking pile. This article briefly introduces the construction points of the three kinds of pipe sinking piles and some problems they should pay attention to.