CARVIÇAIS DAM |
|
PURPOSE - Water supply | |
LOCATION | GENERAL FEATURES |
District -
Bragança Municipality - Torre de Moncorvo Site - Carviçais River Basin - Douro River - Vale de Ferreiros river |
Promoting entity
- C. M. Torre de Moncorvo Owner (RSB) - C M Torre de Moncorvo Engineering by - TECNIAGRA Project year - 1982 Year of completion - 1984 |
HYDROLOGY | RESERVOIR |
River basin area
- 4 km2 Mean annual rainfall - 789 mm Mean annual runoff - 1000 x 1000 m3 Flood runoff - 45,34 m3/s Return period - 100 years |
Gross capacity -
1200 x 1000m3 Effective storage - 992 x 1000m3 Dead storage - 61 x 1000m3 Normal water level (NWL) - 635 m Maximum flood level (MFL) - 636 m Minimum operating level - 627,5 m |
DAM | |
Earthfill - Zoned
embankment Height above foundation - 20 m Height above streambed - 19 m Crest elevation - 637 m Crest length - 320 m Crest width - 6 m Foundation - Granite Volume of dam body - 167 x 1000 m3 |
|
SPILLWAY | BOTTOM OUTLET |
Location - Left
bank Control type - Uncontrolled Spillway type - Chute spillway Sill elevation - 635 m Sill length - 8,3 m Maximum discharge - 45,34 m3/s Energy dissipation - Hydraulic jump |
Location - Left
bank Type - Conduit under the embankment Section - d 800 mm Upstream control - Bulkhead gate Energy dissipation - Hydraulic jump |