SABUGAL DAM |
|
| PURPOSE - Irrigation / Water supply / Hydroelectric | |
| LOCATION | GENERAL FEATURES |
| District -
Guarda Municipality - Sabugal Site - Sabugal River Basin - Douro River - Côa river |
Promoting entity
- IHERA Owner - Engineering by - COBA Construction by - Engil, Adriano, Edifer, Cerejo Project year - 1994 Year of completion - 2000 |
| HYDROLOGY | RESERVOIR |
| River basin area
- 130 km2 Mean annual rainfall - 1 248 mm Flood runoff - 569 m3/s Return period - 1 000 years |
Reservoir area -
7 320 x 1 000 m2 Gross capacity - 114 300 x 1 000 m3 Effective storage - 10 400 x 1 000 m3 Normal water level (NWL) - 790 m Maximum flood level (MFL) - 791,81 m Minimum operating level - 774 m |
| DAM | |
| Earthfill -
Zoned embankment Height above foundation - 58,5 m Height above streambed - 794 m Crest elevation - 56,5 m Crest length - 1 005 m Volume of dam body - 1 894 x 1 000 m3 |
|
| SPILLWAY | BOTTOM OUTLET |
| Location - Right
bank Control type - Uncontrolled Spillway type - Chute spillway Sill elevation - 790 m Sill length - 35 m Maximum discharge - 182 m3/s Energy dissipation - Hydraulic jump |
Type -
Conduit under the embankment Section - d 1 500 mm Maximum discharge - 28,3 m3/s Upstream control - Fixed roller gate Downstream control - Sector gate Energy dissipation - Hydraulic jump |