Cooling Water Outfall
HEIGHT: 6.07 m
WIDTH: 24.15 m
TOTAL IMMERSED LENGTH: 1,200 m
ENVIRONMENTAL CONDITIONS:
Earthquake zone. Tube placement in ocean waves. Stiff clay near shore and weak
layers at seaside.
FABRICATION METHOD:
Tunnel elements were built in purpose-built casting basin
next to outfall.
WIDTH: 24.15 m
TOTAL IMMERSED LENGTH: 1,200 m
ENVIRONMENTAL CONDITIONS:
Earthquake zone. Tube placement in ocean waves. Stiff clay near shore and weak
layers at seaside.
FABRICATION METHOD:
Tunnel elements were built in purpose-built casting basin
next to outfall.
Halileh,
Iran, Islamic Republic of
Iranian Atomic Energy Commission
J.V. with Hochtief AG Essen as leading partner
105m
1200m
Project construction
1979-04-30
10+nozzle section
Four tubes
6.07m
24.15m
i The elements were placed at sea. Extra ballasting was required to prevent uplift by
waves.
waves.
Tunnel elements were built in purpose-built casting basin
next to outfall.
next to outfall.
Earthquake zone. Tube placement in ocean waves. Stiff clay near shore and weak
layers at seaside.
layers at seaside.
Catamaran type sinking rigs which were kept in fixed vertical position by means of
cables attached to stay piles. Lowering of element onto temporary foundation blocks.
cables attached to stay piles. Lowering of element onto temporary foundation blocks.
Gina and Omega rubber seal.
Pile foundation for six tunnel elements. Jetted sand foundation for four tunnel elements
closest to shore.
closest to shore.