COIMBRA DAM | |
PURPOSE - Landscape valorization /Irrigation / Urban and industrial water supply / Recreation | |
LOCATION | GENERAL FEATURES |
District -
Coimbra Municipality - Coimbra Site - Coimbra River Basin - Mondego River - Mondego river |
Promoting entity
- INAG Owner (RSB) - INAG Engineering by - Hidroprojecto Construction by - SEOP Project year - 1978 Year of completion - 1981 |
HYDROLOGY | RESERVOIR |
River basin area
- 4950 km2 Mean annual rainfall - 1230 mm Mean annual runoff - 2333059 x 1000 m3 Flood runoff - 2000 m3/s Return period - 1000 years |
Reservoir area -
925 x 1000m2 Gross capacity - 1600 x 1000m3 Effective storage - 620 x 1000m3 Dead storage - 980 x 1000m3 Normal water level (NWL) - 18 m Maximum flood level (MFL) - 19 m Minimum operating level - 17,3 m |
DAM | |
Type -
Gate structure dam Height above foundation - 39,2 m Height above streambed - 6,2 m Crest elevation - 22 m Crest length - 202,4 m Foundation - Marl Volume of dam body - 48,4 x 1000 m3 |
|
SPILLWAY | |
Location - Dam
body Control type - Controlled Spillway type - Barrage gates Sill elevation - 14,3 m Sill length - 9 x 15,4 m Number of gates - 9 sector gates Maximum discharge - 1200 m3/s Energy dissipation - Hydraulic jump |