MINUTOS DAM |
|
PURPOSE - Irrigation | |
LOCATION | GENERAL FEATURES |
District -
Évora Municipality - Montemor-o-Novo Site - Monte dos Minutos River Basin - Almansor river River - Almansor river |
Promoting entity
- IHERA - Instituto de Hidráulica, Engenharia Rural e Ambiente Owner - IHERA - Instituto de Hidráulica, Engenharia Rural e Ambiente Engineering by - COBA, Consultores de Engenharia e Ambiente Constructor - ENGIL / Adriano Project year - 19 Year of completion - 2003 |
HYDROLOGY | RESERVOIR |
River basin area
- 95 km2 Mean annual rainfall - 750 mm Mean annual runoff - 26 050 x 1000 m3 Flood runoff - 633 m3/s Return period - 10 000 years |
Reservoir area
- 5 300 x
1 000m2 Gross capacity - 52 100 x 1 000m3 Effective storage - 50 000 x 1 000m3 Dead storage - x 1 000m3 Normal water level (NWL) - 264 m Maximum flood level (MFL) - 265,54 m Minimum operating level - 245 m |
DAM | |
Earthfill - Zoned
embankment Height above foundation - 36 m Height above streambed - 33,5 m Crest elevation - 267,5 m Crest length - 1 293 m Crest width - 8 m Foundation - Sand and claystone Volume of dam body - 1219 x 10 000 m3 |
|
SPILLWAY | BOTTOM OUTLET |
Location -
Saddle at left
embankment Control type - Spillway type - Sill elevation - 264 m Sill length - 34 m Maximum discharge - m3/s Energy dissipation - |
Location - Type - Section - d 1,2 m Maximum discharge - 13,5 m3/s Upstream control - Fixed roler gate Downstream control - Radial gate Energy dissipation - Stilling basin |