What we do

Challenge

To construct a jetty for the unloading/reloading of the world’s largest LNG carriers at the Dunkerque LNG Terminal. DEME’s scope included the supply of 186 steel tube piles, ranging in size from Ø1220 mm to Ø2800 mm, as well as the construction of a 300 m causeway.

Solution

Our solution included:

Supply and piling 148 steel tube piles Ø1220 mm, up to 47 m long
Supply and piling 28 steel tube piles Ø1800 for main platform and breasting beam
Supply and piling 10 steel tube piles Ø2800 for breasting and mooring dolphins
Construction of a 300 m causeway (double driving lane, walkway, pipe rack)
Construction of main platform substructure (steel lattice with concrete deck)
Construction of main platform superstructure
Construction of jetty control building
Supply and installation dolphin pile heads, walkways and breasting beam
Installation of fenders, QRHs, cathodic protection, etc.

Used technology

Hammers / vibration blocks

Cranes / piling rigs

Pontoons

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