The British Geotechnical Association is the UK member of the International Society for Soil Mechanics & Geotechnical Engineering (ISSMGE) and the International Society for Rock Mechanics and Rock Engineering (ISRM).
The International Society for Soil Mechanics & Geotechnical Engineering (ISSMGE) is the pre-eminent professional body representing the interests and activities of Engineers, Academics and Contractors all over the world that actively participate in geotechnical engineering.
The ISSMGE Website can be accessed here.
https://www.issmge.org/the-society
The BGA coordinates UK representation on ISSMGE Technical Committees - UK membership on ISSMGE TCs as of April 2022 can be found here.
The International Society for Rock Mechanics and Rock Engineering (ISRM) addresses the field of rock mechanics, including all studies relative to the physical and mechanical behaviour of rocks and rock masses and the applications of this knowledge for the better understanding of geological processes and engineering applications.
The ISRM Website can be accessed here.