Cofferdam Nigeria

Idoho, Nigeria

Installing (Part 1): December 2017 - March 2018

Removal (Part 2): May -  July 2018

Client: Van Oord Dredging and Marine Contractors BV

Project:

• Supply, construction and removal of complete cofferdam with embossing and anchoring for the purpose of installation HDPE pipelines.

Techniques used:

• Vibratory driven piling of a double Cofferdam of 175 stretching meters 
• 50 meter trench onshore, 120 meter trench offshore
• Length sheet piles varying from 14 to 20 meters

Features:

• All operations carried from causeways constructed at the same time as the sheet pile installation

Two teams consisting of piling workers, operators, mechanics and welders, along with all the necessary equipment for the construction of the sheet pile travelled to Nigeria for this project.