Soil improvement works

Recycling of dredged material

Offshore works

• Offshore Hydrographic Survey System
• Offshore compaction
• Creation of water stop walls to prevent contamination

Environmental technology

Major offshore equipment

• TRAILING SUCTION DREDGER
  -KAISHUU
• CUTTER SUCTION DREDGER
  -AJIAMARU NO.2
• PILE DRIVING VESSEL
  -KAKURYU
• CEMENT DEEP MIXING VESSEL
  -KOUKAKU
• SGM/PMC VESSEL
  -Ryujin Ⅱ
• PNEUMATIC SOIL TRANSFER VESSEL
  -Totra-Ⅲ