The British Geotechnical Association (BGA) is the principal association for geotechnical engineers in the UK.
We are the principal association for geotechnical engineers in the United Kingdom. We also perform the role of the Ground Board for the Institution of Civil Engineers, as well as being the UK member of the International Society for Soil Mechanics & Geotechnical Engineering (ISSMGE) and the International Society for Rock Mechanics and Rock Engineering (ISRM).
Contractors Design Services is a temporary and permanent works design consultancy bringing efficient design solutions to projects
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The BGA regrets to announce that due to unforeseen circumstances the 2026 John Mitchell Lecture, planned for 20 January 2026, has been postponed.
The BGA is pleased to invite submissions for the 2026 Case Histories Award – Deadline for submissions is 31 January 2026. The objective of the award is to encourage and recognise the importance of exchange of exemplary geotechnical knowledge and experience of the performance of constructed works for the benefit of the geotechnical profession
The BGA invites submissions for the Masters Dissertation Prize – Deadline for submissions is 31 January 2026. The Masters Dissertation Prize is a prize of £500 awarded annually by the BGA for the best Masters’ degree dissertation on a geotechnical topic.