Wright’s Retarding Basin
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Wright’s Retarding Basin completed
Particulars
Owner: unknown
Designer: Willing & Partners Ltd
Contractor: Wollongong Construction Ltd
Statistics
Type: Gravity
Purpose(s): Flood Control
Reservoir capacity: 1 m3x106
Height: 18 metres
Length: 86 metres
Volume of RCC: 9 m3x103
Total volume: 9 m3x103
Construction Dates
Start of Project: 01/89 (January 1989)
Start of RCC: 06/89 (June 1989)
End of RCC: 08/89 (August 1989)
End of Project: 10/89 (October 1989)
Country: Australia
River: Point Hut Creek
DMS Co-ordinates: 35˚28'15.88"S, 149˚6'30.96"E
DD Co-ordinates: -35.471081, 149.108597
Facings
Upstream
| Slope | Type |
|---|---|
| Vertical | RCC against precast concrete panels |
Downstream
| Slope | Type |
|---|---|
| 1.00 | Mechanically compacted unformed face of RCC |
Spillway
| Slope | Type |
|---|---|
| 1.00 | Reinforced concrete cast against precast units or slip-formed facing elements |
Placement
| Layers (mm) | Lifts (mm) |
|---|---|
| 300 | 300 |
Cementitious material
| Cement (kg/m3) |
|---|
| 145 |
| Pozzolan (kg/m3) | Pozzolan Type |
|---|---|
| 73 | Low-lime flyash (ASTM Class F) |
