GENERAL DESCRIPTION
The construction and fitting of Cofferdam extensions to the foundations for the Great Belt Bridge. The Cofferdams are added to reinforced
concrete caisson foundations at an artificial dry-dock 112 km upstream. The pre-fabricated pier shafts are then towed to the bridge site and sunk into position. The Cofferdams enabled work inside the Cofferdams to be carried out in dry conditions.
MAIN DIMENSIONS
2 Pylon Cofferdams each
– Length 80.19 metres.
– Width 37.09 metres.
– Height 10.82 metres.
– Weight 750 tonnes.
5 Pier Cofferdams each
– Length 22.10 metres.
– Width 18.10 metres.
– Height 6.44 metres.
– Weight 160 tonnes.
DESIGN STANDARD
BS 5750
DATE COMPLETED
1992/1993
