Semi-circular Multi-stage Gate
 Dam Gate
                
                  
                River Gate
                
                  
                
                Penstock & Aqueducts
                
                 
              
            - Crest Roller Gate
- Crest Radial Gate
- Crest Flap Gate
- High Pressure Roller Gate
- High Pressure Radial Gate
- High Pressure Slide Gate
- Tensile Radial Gate
- Jet-flow Gate
- Circular Multi-stage Gate
- Linear Multi-stage Gate
- Semi-circular Multi-stage Gate
- Linear Multi-gate
- Perforated Gate
- Siphon Type
- Multi-stage Float Membrane Gate
- Temporary Coffering
Yokoyama Dam
| Client | Chubu Regional Development Bureau | 
|---|---|
| Equipment | Intake Equipment | 
| Size | Gate Radius 2.63m~4.03m, 5 stages | 
| Intake volume(m3/s) | 64.5 | 
| Completed in | 2011 | 
| Location | Gifu Prefecture, Japan | 




Kawaji Dam
 
 | Client | Kanto Regional Bureau | 
|---|---|
| Equipment | Intake Equipment | 
| Size | Gate Radius 2.4m~3.4m, 4 stages | 
| Intake volume(m3/s) | 30 | 
| Completed in | 1978 | 
| Location | Tochigi Prefecture, Japan | 







