FUNCHO DAM |
|
PURPOSE - Irrigation | |
LOCATION | GENERAL FEATURES |
District -
Faro Municipality - Silves Site - Funcho River Basin - Arade River - Arade river |
Promoting entity
- INAG Owner (RSB) - INAG Engineering by - COBA Construction by - Teixeira Duarte, S.A Project year - 1978 Year of completion - 1993 |
HYDROLOGY | RESERVOIR |
River basin area
- 200 km2 Mean annual rainfall - 777 mm Mean annual runoff - 46600 x 1000 m3 Flood runoff - 544 m3/s Return period - 500 years |
Reservoir area -
3600 x 1000m2 Gross capacity - 47720 x 1000m3 Effective storage - 42750 x 1000m3 Dead storage - 4970 x 1000m3 Normal water level (NWL) - 96 m Maximum flood level (MFL) - 96,8 m Minimum operating level - 73 m |
DAM | |
Concrete - Double
curvature arch dam Height above foundation - 48,8 m Height above streambed - 46 m Crest elevation - 99,8 m Crest length - 165 m Foundation - Schist and greywacke Volume of dam body - 61 x 1000 m3 |
|
SPILLWAY | BOTTOM OUTLET |
Location - Dam
body Control type - Uncontrolled Spillway type - Over dam body Sill elevation - 96 m Sill length - 90 m Maximum discharge - 70 m3/s Energy dissipation - Hydraulic jump |
Location - Thalweg Type - Through the dam Section - 2,3 x 3,0 Maximum discharge - 360 m3/s Upstream control - Fixed roller gate Downstream control - Sector gate Energy dissipation - Hydraulic jump |
POWER PLANT | |