The necessity of construction quality control of hammer methods of high-strength prestressed concrete pipe-styled pile on the soft soil region is analyzed,and the measure of control is put forward.

• 介绍了二灰土的诸多优点,从二灰土的组成设计、施工技术两方面阐述了二灰土的施工质量控制,分析了施工中二灰土容易出现质量问题的原因,并给出相应的预防措施,使工程质量得以提高。