Earth-Retaining Material

Hirose Mega Beam

BG　Construction Method (Multifunctional Large-Diameter Drilling Method)

SMW Construction Method (Work for Soil Cement Continuous Wall)

EcoMW method

Special pile driving work (Gravel layer / rock bed / existing obstacle removal)

Full-Slewing All Casing Construction Method (CD Method)

Silent Piler Method (Hydraulic Press-Fitting and Extraction Method)