Transports
Management and Supervision - Infrastructures

ODELOUCA/FUNCHO INTERCONNECTION TUNNEL

INFORMATION

CLIENT:
INAG – Instituto Nacional da Água

SERVICES:
Quality Control
Planning Control
Cost Control
Supervision and Coordination

BEGINING:
2001

CONCLUSION:
2006

LOCATION:
Monchique, Portugal

DESCRIPTION

  • Integrated work on the water supply system that supplies Barlavento Algarvio;
  • Construction of a hydraulic tunnel joining the reservoirs of the Odelouca and Fennel dams to a pipeline that carries water to the Alcantarilha water treatment plant;
  • The link between the tunnel and the water pipe is established by means of a flow control structure;
  • Extension of the tunnel: 8.150m, working diameter of the tunnel: Ø2.4m;
  • The excavation was performed in 14 months with a TBM of 3m in diameter;
  • Water intake type: inclined plane;
  • Number of intakes: 3 (independent);
  • Hydro-mechancial equipment used: mobile grids, sluice gates, shutter disc and butterfly valve.