Arriarán

Particulars

Owner: unknown

Designer: INAR, S.A.

Contractor: UTEPRESA (Various Basque companies)

Reservoir capacity: 3 m³x10⁶

Height: 58 metres

Length: 206 metres

Volume of RCC: 110 m³x10³

Total volume: 113 m³x10³

Start of Project: 10/91 (October 1991)

Start of RCC: 04/92 (April 1992)

End of RCC: 09/92 (September 1992)

End of Project: 02/94 (February 1994)

Country: Spain

DMS Co-ordinates: 43˚4'9.56"N, 2˚14'21.62"W

DD Co-ordinates: 43.069321, -2.239339

Slope	Type
0.05	RCC against formwork

Slope	Type
0.70	RCC against formwork [stepped face]

Slope	Type
0.70	RCC against formwork [stepped face]

Layers (mm)	Lifts (mm)
300	300

Cement (kg/m³)
85

Pozzolan (kg/m³)	Pozzolan Type
135	Low-lime flyash (ASTM Class F)