DIVOR DAM |
|
PURPOSE - Irrigation | |
LOCATION | GENERAL FEATURES |
District -
Évora Municipality - Arraiolos Site - Igrejinha River Basin - Tejo River - Divor river |
Promoting entity
- Associação de Beneficiários do Divor Owner (RSB) - Associação de Beneficiários do Divor Engineering by - DGSH Construction by - José Bento Pedroso & Filho Year of completion - 1965 |
HYDROLOGY | RESERVOIR |
River basin area
- 43 km2 Mean annual runoff - 17069 x 1000 m3 Flood runoff - 310 m3/s |
Reservoir area -
2390 x 1000m2 Gross capacity - 11900 x 1000m3 Effective storage - 11890 x 1000m3 Dead storage - 10 x 1000m3 Normal water level (NWL) - 261,4 m Maximum flood level (MFL) - 262,2 m |
DAM | |
Earthfill - Homogeneous
embankment Height above foundation - 23 m Height above fstreambed - 21 m Crest elevation - 263,6 m Crest length - 636 m Crest width - 7 m Volume of dam body - 255 x 1000 m3 |
|
SPILLWAY | BOTTOM OUTLET |
Location - Saddle
at left embankment Control type - Uncontrolled Spillway type - Chute spillway Sill elevation - 261,4 m Sill length - 29 m Maximum discharge - 45 m3/s Energy dissipation - Hydraulic jump |
Location -
Right bank Type - Conduit under the embankment Section - d 800 mm Maximum discharge - 4,2 m3/s |