- Customer: Hazama Gumi – Osaka Branch
- Construction time RSB: July 2014 – December 2014
- Capacity: 4.000 m³
Funnel: approx. 45° inclination / 7 m height
Cone roof: approx. 45° inclination / 6 m height
- Special features:
The company Hazama Gumi in Japan was commissioned to carry out a septic tank rehabilitation (earthquake protection). The aim was to install a new inner shell with a thickness of between 60 cm and 100 cm.