OSIG (Offshore Site Investigation and Geotechnics) 


To provide a recognised forum concerning offshore site investigation, foundation behaviour and associated areas of geophysics, geology, geotechnics and the offshore environment. The purpose of the committee, as defined in the constitution, is:

To promote best practice for issues within the OSIG Committee’s remit within the offshore industry

To be a recognised learned body providing advice on issues within the technical remit of the Committee to other non–commercial organisations

To organise and provide education and training courses, international conferences and workshops / seminars to the offshore industry to foster best practice and knowledge transfer and dissemination.

OSIG Guidance Notes

Guidance Notes for the Application of Geophysical and Geotechnical Techniques for Reducing Tophole Risks in the Drilling of Offshore Wells 2017 version
Guidance Notes on Geophysical and Geotechnical Ground Investigations for Offshore Renewable Energy Developments 2014 version
Guidance Notes on Geotechnical Investigations for Marine Pipelines 2004 version
Guidance Notes on Geotechnical Investigations for Subsea Structures 2000 version


Please click for a list of the current members of this committee.

Click here for OSIGp – the OSIG Special Interest Group based in Perth, Western Australia