ODELEITE DAM

PURPOSES - Water supply / Irrigation
LOCATION GENERAL FEATURES
District - Faro
Municipality - Castro Marim
Site - Odeleite
River Basin - Guadiana
River - Odeleite river
Promoting entity - INAG
Owner (RSB) - INAG
Engineering by - Hidroprojecto
Construction by - Consórcio Odeleite
Project year - 1992
Year of completion - 1997
HYDROLOGY  RESERVOIR
River basin area - 352 km2
Mean annual rainfall - 778 mm
Flood runoff - 2 350 m3/s
Return period -
5 000 years
Reservoir area - 7 200 x 1000m2
Gross capacity - 130 000 x 1000m3
Effective storage - 117 000 x 1000m3
Dead storage - 13 000 x 1000m3
Normal water level (NWL) - 52 m
Maximum flood level (MFL) - 55,16 m
Minimum operating level - 26 m
DAM
Rockfil - With upstream curtain
Height above foundation - 65 m
Height above streambed - 50 m
Crest elevation - 55 m
Crest length - 350 m
Crest width - 12m
Foundation - Schist and greywacke
Volume of dam body - 1000x 1000 m3
SPILLWAY BOTTOM OUTLET
Location - Left bank
Tipo de controlo - Controlled
Spillway type - Shaft spillway
Sill elevation - 42 m
Sill length -
45 m
Number of gates - 2 radial gates
Maximum discharge -
1287 m3/s
Energy dissipation - Hydraulic jump
Location - Left bank
Type - Rock tunnel
Section - Ferradura
Maximum discharge - 375 m3/s
Upstream control - Fixed roller gate
Energy dissipation - Hydraulic jump


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