SEARCHING
... please wait

Urayama

Download PDF data sheet
Urayama completed
Urayama completed

Particulars

Owner: Water Resources Development Public Corporation

Designer: Water Resources Development Public Corporation

Contractor: Tobishima Construction Co Ltd, Hazama-gumi Co Ltd, and Takenaka Doboku Co Ltd J.V.

Statistics

Type: Gravity

Purpose(s): Flood Control / Hydropower / Water Supply

Reservoir capacity: 58 m3x106

Height: 156 metres

Length: 372 metres

Volume of RCC: 1294 m3x103

Total volume: 1750 m3x103

Construction Dates

Start of Project: 03/90 (March 1990)

Start of RCC: 12/92 (December 1992)

End of RCC: 12/95 (December 1995)

End of Project: 03/99 (March 1999)

Country: Japan

River: Urayama

DMS Co-ordinates: 35˚57'12.74"N, 139˚3'8.69"E

DD Co-ordinates: 35.953541, 139.052414

Facings

Upstream

SlopeType
VerticalTraditional concrete against formwork
0.65Traditional concrete against formwork

Downstream

SlopeType
0.80Traditional concrete against formwork

Spillway

SlopeType
0.80Traditional concrete against formwork

Placement

Layers (mm)Lifts (mm)
250750
 1000

Cementitious material

Cement (kg/m3)
91
Pozzolan (kg/m3)Pozzolan Type
39Low-lime flyash (ASTM Class F)