関海事工業所 List of Products and Services

Sekai Maritime Engineering Co., Ltd. conducts the installation, burial, removal, repair, relocation, and surveying of underwater cables. We are well-equipped with machinery, including a -2m type water jet burial machine with burial monitoring sensors, burial depth gauges, and underwater monitoring cameras, as well as remotely operated unmanned exploration vehicles. Please feel free to contact us if you have any requests. 【Business Categories】 ■ General underwater construction ■ Installation, burial, and repair of underwater cables ■ Installation, burial, and repair of underwater water supply pipes ■ Marine salvage operations ■ Marine transportation and coastal shipping ■ High-speed passenger boats and surveillance operations ■ Civil engineering and surveying services ■ All related and ancillary services to the above items *For more details, please feel free to contact us.

• Unit and other construction