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Zirdan

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Zirdan under construction
Zirdan under construction

Particulars

Owner: Sistan & Balouchestan Ministry of Water

Designer: Abfan-Pazhouhab Consulting Engineers

Contractor: Jahan Kowsar Co

Statistics

Type: Gravity

Purpose(s): Irrigation / Water Supply

Reservoir capacity: 207 m3x106

Height: 65 metres

Length: 350 metres

Volume of RCC: 265 m3x103

Total volume: 437 m3x103

Construction Dates

Start of Project: 11/02 (November 2002)

Start of RCC: 08/07 (August 2007)

End of RCC: 08/10 (August 2010)

End of Project: 11/10 (November 2010)

Country: Iran

River: Kajoo

DMS Co-ordinates: 25˚55'19.60"N, 60˚35'37.44"E

DD Co-ordinates: 25.922112, 60.593735

Facings

Upstream

SlopeType
 Traditional concrete against precast concrete panels

Downstream

SlopeType
 RCC against formwork

Spillway

SlopeType
  

Placement

Layers (mm)Lifts (mm)
300300

Cementitious material

Cement (kg/m3)
98
Pozzolan (kg/m3)Pozzolan Type
42Natural pozzolan (ASTM Class N)