Announced details
Spoil removal work in the pneumatic caisson method used for bridge and building foundations, underground structures, and shield-machine launching and receiving shafts.
Reduced swinging of the spoil removal bucket by approximately 95% and shortened the work cycle time by approximately 11%.
Joint development by OHMOTO GUMI CO.,LTD. and ACTIO Corporation. OHMOTO GUMI CO.,LTD. has expertise in pneumatic caisson construction technology, while ACTIO has expertise in construction equipment automation technology.
Head office: Chuo-ku, Tokyo; Representative Director, President and COO: Onuma Naoto (小沼 直人). Demonstration testing was conducted at ACTIO Crane Kanto Plant. Other attributes: Not disclosed
Japanese Patent Application No. 2025-201717. Validity period: Not disclosed
ACTIO Crane Kanto Plant
In this announcement the company addresses none of Contract Value / Offering price / Impact on Business Performance.
| Item | Details |
|---|---|
| Names of Products / Services Covered | Automated spoil removal technology for the pneumatic caisson method |
| Counterparty | ACTIO Corporation |
| Counterparty overview | Head office: Chuo-ku, Tokyo; Representative Director, President and COO: Onuma Naoto (小沼 直人). Demonstration testing was conducted at ACTIO Crane Kanto Plant. Other attributes: Not disclosed |
| Relationship with the Company | Joint development by OHMOTO GUMI CO.,LTD. and ACTIO Corporation. OHMOTO GUMI CO.,LTD. has expertise in pneumatic caisson construction technology, while ACTIO has expertise in construction equipment automation technology. |
| Applicable area | Spoil removal work in the pneumatic caisson method used for bridge and building foundations, underground structures, and shield-machine launching and receiving shafts. |
| Registration number and expiry date | Japanese Patent Application No. 2025-201717. Validity period: Not disclosed |
| Location | ACTIO Crane Kanto Plant |
| Quantitative Effects | Reduced swinging of the spoil removal bucket by approximately 95% and shortened the work cycle time by approximately 11%. |
Items this document does not state (10)
These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.
The reasons the company gives
The company's own explanation, not something inferred from the numbers.Addressing the shortage of skilled workers, improving safety, reducing worker access to confined and elevated spaces, reducing the number of workers and labor required for spoil removal, and stabilizing construction quality by reducing variations in operation.