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Las Blancas

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Las Blancas completed
Las Blancas completed

Particulars

Owner: CNA (Comisión Nacional del Agua)

Designer: Estudios y proyectos de infraestructura hidroagricola, CNA

Contractor: ICA (Ingenierios Civiles Asociados, S.A. de C.V.)

Statistics

Type: Gravity

Purpose(s): Irrigation

Reservoir capacity: 124 m3x106

Height: 32 metres

Length: 2795 metres

Volume of RCC: 221 m3x103

Total volume: 316 m3x103

Construction Dates

Start of Project: 08/98 (August 1998)

Start of RCC: 03/99 (March 1999)

End of RCC: 12/99 (December 1999)

End of Project: 11/00 (November 2000)

Country: Mexico

River: Álomo & Soso

DMS Co-ordinates: 26˚24'30.14"N, 99˚14'01.69"W

DD Co-ordinates: 26.408373, -99.233803

Facings

Upstream

SlopeType
VerticalRCC against precast concrete panels with geomembrane

Downstream

SlopeType
VerticalRCC against precast concrete panels
0.75RCC against formwork

Spillway

SlopeType
0.75Traditional concrete against formwork

Placement

Layers (mm)Lifts (mm)
300300

Cementitious material

Cement (kg/m3)
100
Pozzolan (kg/m3)Pozzolan Type
100Low-lime flyash (ASTM Class F)