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Mianhuatan

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Mianhuatan completed
Mianhuatan completed

Particulars

Owner: Mianhuatan Hydroelectric Development Corporation

Designer: Shanghai Institute of Investigation & Design of Water Conservancy and Hydropower, MOE &MWR

Contractor: Fujian (Minjiang) Construction Bureau

Statistics

Type: Gravity

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

Reservoir capacity: 2035 m3x106

Height: 111 metres

Length: 302 metres

Volume of RCC: 500 m3x103

Total volume: 615 m3x103

Construction Dates

Start of Project: 04/98 (April 1998)

Start of RCC: 12/98 (December 1998)

End of RCC: 11/01 (November 2001)

End of Project: 04/02 (April 2002)

Country: China

River: Dingjiang

DMS Co-ordinates: 24˚39'43.09"N, 116˚35'45.4"E

DD Co-ordinates: 24.661968, 116.595947

Facings

Upstream

SlopeType
VerticalRCC against precast concrete panels with hot poured membrane

Downstream

SlopeType
0.75RCC against precast concrete blocks

Spillway

SlopeType
0.70Reinforced concrete cast against precast units or slip-formed facing elements

Placement

Layers (mm)Lifts (mm)
3003000

Cementitious material

Cement (kg/m3)
82
59  48
Pozzolan (kg/m3)Pozzolan Type
100Low-lime flyash (ASTM Class F)
88  88