Atuabo Oil Services Terminal Site Investigations

Lonrho Ports Ghana (Ltd) required site investigations at Atuabo, Ghana, to inform the preparation of a Master Plan for a new Oil Services Terminal.
Royal Haskoning Consulting Engineers prepared the specifications for the investigations and managed the contract awarded to Project Management International (PMI).

The Scope of Work included:

• Onshore Cone Penetrometer Testing geotechnical investigation;
• Onshore percussion and rotary core borehole drilling, sampling, and logging;
• Offshore vibrocore geotechnical sampling, and logging;
• Topographic surveys of the 3.25 x 1.6km project site on a 50x50m grid;
• Offshore metocean data gathering surveys;
• Offshore bathymetric survey;
• Offshore sub-bottom profiling survey;
• Offshore Sidescan sonar surveying;
• Laboratory testing of geotechnical samples;
• Project reporting, inclusive of factual reports, laboratory reports, data preparation, drawing production and printing;

PMI Resources on site

• 200kN Geomil truck mounted uCPT rig;
• Fraste Hydraulic Rotary Core/Percussion Drilling Rig;
• Multicat vessel and geocorer vibrocore machine;
• AWAC metocean data recording devices;
• Total stations and GPS equipment for topographic surveys;
• Professional Geotechnical Engineer and support staff;
• Geotechnical Contracting Site Agent and support staff;

Contract Execution

The contract was executed to the required standards, in close cooperation with Royal Haskoning Engineers.