1·The text show the method to transact soft base under subgrade by mudjack, plane furnish, hole site, confirm pressure, deep of bore and technics flow of mudjack.
简要说明压浆法处治路基下软弱地基的方法，平面布置、孔径，确定压力、钻孔深度，以及压浆工艺流程。
2·Combining with the engineering example of base pile construction of high building in Daoli district of Harbin city, this paper states the construction control outline of bored mudjack pile.
本文结合哈尔滨市道里区某高层建筑基础桩工程施工实例，阐述了钻孔压浆桩的施工控制要点。