CURALHA DAM |
|
PURPOSE - Irrigation | |
LOCATION | GENERAL FEATURES |
District -
Vila Real Municipality - Chaves River Basin - Douro |
Promoting entity
- Direcção Regional de Agricultura de Trás-os-Montes Owner (RSB) - Engineering by - Consórcio Hidroprojecto / AGRAR Construction by - Teixeira Duarte Project year - 1985 |
HYDROLOGY | RESERVOIR |
River basin area
- 5 km2 Flood runoff - 500 m3/s Return period - 100 years |
Reservoir area -
177 x 1000m2 Gross capacity - 792 x 1000m3 Effective storage - 740 x 1000m3 Dead storage - 52 x 1000m3 Normal water level (NWL) - 405 m Maximum flood level (MFL) - 405,4 m |
DAM | |
Earthfill - Zoned
embankment Height above foundation - 16 m Height above streambed - 12 m Crest elevation - 406,5 m Crest length - 210 m |
|
SPILLWAY | BOTTOM OUTLET |
Location - Saddle
at left embankment Control type - Uncontrolled Spillway type - Chute spillway Sill elevation - 405 m Sill length - 22,5 m Maximum discharge - 15 m3/s |
Location - Right
bank Type - Conduit under the embankment Section - d 400 mm Maximum discharge - 0,9 m3/s Upstream control - Sluice gate Downstream control - Butterfly valve Energy dissipation - : Impact basin |