Dam Search Results
- Owner: Iwate Prefecture
Please note: only dams ≥ 15m which have been completed, are under construction, or due to begin RCC placement in the current year are included in the table below.
Results are sorted in the following order: Finish of RCC, Start of RCC, Finish of Project, Start of Project, Height and alphabetical by Dam Name.
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| Name | Country | Owner | Purpose | River | Reservoir capacity (m3x106) | Construction dates | Dimensions | Volume | Facings | Placement | Cementitious material | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Start | Finish | Height | Length | RCC | Total | Upstream | Downstream | Spillway | Layers | Lifts | Cement | Pozzolan | ||||||||||||
| Project | RCC | RCC | Project | (m) | (m) | (m3x103) | (m3x103) | Slope | Type | Slope | Type | Slope | Type | (m) | (m) | (kg/m3) | (kg/m3) | |||||||
| Hinata | Japan | Iwate Prefecture | F | Kasshi | 6 | 12/90 | 11/92 | 05/94 | 03/98 | 57 | 290 | 113 | 232 | V | (1) | 0.75 | (1) | 0.75 | (1) | 180 - 250 | 750 | 84 | 36 | (F) |
| Hayachine | Japan | Iwate Prefecture | F H I W | Hienuki | 17 | 03/93 | 10/95 | 06/98 | 03/00 | 74 | 333 | 141 | 333 | V 0.20 | (1) (1) | 0.76 | (1) | 0.76 | (1) | 250 | 750 | 84 | 36 | (F) |
| Yanagawa | Japan | Iwate Prefecture | F H W | Yana | 19 | 12/14 | - /17 | - /20 | 03/21 | 77 | 243 | 213 | ||||||||||||
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Please note: only dams ≥ 15m which have been completed, are under construction, or due to begin RCC placement in the current year are included in the list below.
Results are sorted in the following order: Finish of RCC, Start of RCC, Finish of Project, Start of Project, Height and alphabetical by Dam Name.
Details
Country: Japan
Owner: Iwate Prefecture
Type: Gravity
Purpose(s): Flood Control
River: Kasshi
Reservoir capacity: 6 m3x106
Construction Dates
Start of Project: 12/90
Start of RCC: 12/90
End of RCC: 05/94
End of Project: 03/98
Specifications
Height: 57 metres
Length: 290 metres
Volume of RCC: 113 m3x103
Total volume: 232 m3x103
Construction Methods
Facings
Upstream
| Slope | Type |
|---|---|
| Vertical | Traditional concrete against formwork |
Downstream
| Slope | Type |
|---|---|
| 0.75 | Traditional concrete against formwork |
Spillway
| Slope | Type |
|---|---|
| 0.75 | Traditional concrete against formwork |
Placement
| Layers (mm) | Lifts (mm) |
|---|---|
| 180 - | 750 |
| 250 |
Cementitious material
| Cement (kg/m3) |
|---|
| 84 |
| Pozzolan (kg/m3) | Pozzolan Type |
|---|---|
| 36 | Low-lime flyash (ASTM Class F) |
Details
Country: Japan
Owner: Iwate Prefecture
Type: Gravity
Purpose(s): Flood Control / Hydropower / Irrigation / Water Supply
River: Hienuki
Reservoir capacity: 17 m3x106
Construction Dates
Start of Project: 03/93
Start of RCC: 03/93
End of RCC: 06/98
End of Project: 03/00
Specifications
Height: 74 metres
Length: 333 metres
Volume of RCC: 141 m3x103
Total volume: 333 m3x103
Construction Methods
Facings
Upstream
| Slope | Type |
|---|---|
| Vertical | Traditional concrete against formwork |
| 0.20 | Traditional concrete against formwork |
Downstream
| Slope | Type |
|---|---|
| 0.76 | Traditional concrete against formwork |
Spillway
| Slope | Type |
|---|---|
| 0.76 | Traditional concrete against formwork |
Placement
| Layers (mm) | Lifts (mm) |
|---|---|
| 250 | 750 |
Cementitious material
| Cement (kg/m3) |
|---|
| 84 |
| Pozzolan (kg/m3) | Pozzolan Type |
|---|---|
| 36 | Low-lime flyash (ASTM Class F) |
Details
Country: Japan
Owner: Iwate Prefecture
Type: Gravity
Purpose(s): Flood Control / Hydropower / Water Supply
River: Yana
Reservoir capacity: 19 m3x106
Construction Dates
Start of Project: 12/14
Start of RCC: 12/14
End of RCC: -/20
End of Project: 03/21
Specifications
Height: 77 metres
Length: 243 metres
Volume of RCC: -
Total volume: 213 m3x103
Construction Methods
Facings
Upstream
| Slope | Type |
|---|---|
Downstream
| Slope | Type |
|---|---|
Spillway
| Slope | Type |
|---|---|
Placement
| Layers (mm) | Lifts (mm) |
|---|---|
Cementitious material
| Cement (kg/m3) |
|---|
| Pozzolan (kg/m3) | Pozzolan Type |
|---|---|
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