Shell Type Roller 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
Ishikarigawa Head Work
| Client | Hokkaido Regional Development Bureau |
|---|---|
| Equipment | Head Work |
| Size | W42.0m * H4.62m |
| Completed in | 2012 |
| Location | Hokkaido Prefecture, Japan |
Kawakami Head Work
| Client | Kyusyu Regional Agricultural Administration Office |
|---|---|
| Equipment | Head Work |
| Size | W37.0m * H2.2m W12.0m * H2.4m (with Flap Gate) |
| Completed in | 2006 |
| Location | Saga Prefecture, Japan |
Jukkaza Gate
| Client | Nigata Prefecture |
|---|---|
| Equipment | Head Work |
| Size | W27.2m * H2.55m (with Flap Gate) W27.2m * H2.65m |
| Completed in | 1999 |
| Location | Nigata Prefecture, Japan |
Shell structure roller gates for agricultural water intake. One of three gates has a flap gate on the gate to regulate flow rate.
Naruka Great Weir
| Client | Kinki Regional Bureau |
|---|---|
| Equipment | Weir |
| Size | W43.35m * H5.7m (with Flap Gate) W16.85m * H5.7m (with Flap Gate) |
| Completed in | 1996 |
| Location | Fukui Prefecture, Japan |
Environment-friendly view by deleting horizontal extensions from piers.
