SOFT GROUND EXCAVATION AND GROUTING CONSTRUCTION METHOD AND STEEL PIPE MEMBER USED THEREFOR

摘要

The present invention relates to a soft ground excavation and grouting construction method and a steel pipe member used therefor, which can promote efficiency and speed of work. According to the present invention, the soft ground excavation and grouting construction method comprises: a steel pipe insertion step; a steel pipe additional connection step; a washing water input step; a grout material injection step; and a filling finishing step. Moreover, the steel pipe member used for soft ground excavation and grouting construction comprises: a steel pipe; a cylindrical connection steel pipe; and a connector.;COPYRIGHT KIPO 2019