ALTO CEIRA DAM | |
PURPOSE - Hydroelectric / Diversion | |
LOCATION | GENERAL FEATURES |
District -
Coimbra Municipality - Pampilhosa da Serra Site - Safra River Basin - Mondego River - Ceira river |
Promoting entity
- HIDROCENEL, Energia do Centro, SA Owner (RSB) - HIDROCENEL Engineering by - Sir William Halcrow & Partners Construction by - Companhia Eléctrica das Beiras Project year - 1940 Year of completion - 1949 |
HYDROLOGY | RESERVOIR |
River basin area
- 48 km2 Flood runoff - 100 m3/s |
Reservoir area -
108 x 1000m2 Gross capacity - 1200 x 1000m3 Effective storage - 400 x 1000m3 Normal water level (NWL) - 665,4 m |
DAM | |
Concrete - Arch
dam Height above foundation - 33,5 m Crest elevation - 666,9 m Crest length - 85 m Foundation - Schist Volume of dam body - 7 x 1000 m3 |
|
SPILLWAY | BOTTOM OUTLET |
Location - Right
bank Control type - Uncontrolled Spillway type - Over the dam Sill elevation - 665,4 m Sill length - 30 m Maximum discharge - 100 m3/s Energy dissipation - Plunge pool |
Location - Thalweg Type - Through the dam Downstream control - Hollow jet valve Energy dissipation - Hollow jet and scour hole |