SBDrain Horizontal Drainage (SBD)
SBDrain (Horizontal Drainages, SBDs) is the world’s first prefabricated horizontal drainage material. CHIKAMI MILTEC INC. designed SBDrain to be optimized to ensure connection with PVDs and discharge capacity. SBDrain is adopted in soft ground improvement projects around the world.
PVD method / Geodrain SPD method using biodegradable drain
This video illustrates the changes our PVD methods went through, the struggle against environmental destruction, and biodegradable drain materials that show us new possibilities.