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San Lazaro

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San Lazaro completed
San Lazaro completed

Particulars

Owner: CNA (Comisión Nacional del Agua)

Designer: Secretaria de Agricultura y Recursos Hidraulicos

Contractor: Constructora del Noroeste, Construcciones Troya, Construcciones y Concretos JV

Statistics

Type: Gravity

Purpose(s): Flood Control / Groundwater Recharge / Water Supply

Reservoir capacity: 11 m3x106

Height: 37 metres

Length: 176 metres

Volume of RCC: 35 m3x103

Total volume: 53 m3x103

Construction Dates

Start of Project: 10/85 (October 1985)

Start of RCC: 04/94 (April 1994)

End of RCC: 06/94 (June 1994)

End of Project: 07/94 (July 1994)

Country: Mexico

River: San Lazaro

DMS Co-ordinates: 23˚07'0.44"N, 109˚48'43.89"W

DD Co-ordinates: 23.116789, -109.812195

Facings

Upstream

SlopeType
VerticalTraditional concrete against precast concrete panels
0.20 

Downstream

SlopeType
0.80RCC against formwork  [stepped face]

Spillway

SlopeType
0.80Reinforced concrete cast against precast units or slip-formed facing elements

Placement

Layers (mm)Lifts (mm)
300300

Cementitious material

Cement (kg/m3)
100
90
Pozzolan (kg/m3)Pozzolan Type
220Milled sand
220