SUB SURFACE - Site Investigation Specialists, Geotechnical and Environmental Consultants. The Sub Surface Group are an independent group of companies established in 1972, providing a comprehensive range of site investigation services and geotechnical and environmental consultancy services across Great Britain. Our network of local offices allows our highly qualified, experienced staff to provide a professional, high quality, reliable service at a cost effective price, catering for all project types and sizes from small private residential extension projects to large corporate infrastructure projects. Some of the services we provide include: Desktop Study Reports Site Investigations - cable percussive boreholes, window sampling boreholes, rotary open hole drilling, rotary core drilling, trial pitting, etc. In-Situ Testing and Monitoring - CBR tests, plate bearing tests, percolation tests and soakaways, gas and groundwater monitoring, PID surveys, etc. Laboratory Testing - soil and rock testing, contamination testing, WAC testing, etc Geotechnical Consultancy - foundation designs, coal mining risk assessments, ground stability assessment due to mining and cavities, slope stability analysis, retaining walls and basements, earthworks, etc. Environmental Consultancy - contaminated land surveys and risk assessments, waste classifications, water pipeline risk assessments, material management plans, ground gas, groundwater, radon and flood risk assessments, remediation strategies, validation reports, etc. Sub Surface Jobs... We are always on the look out for confident and ambitious Geotechnical and Geo-Environmental Engineers and Technicians to join our team. If you would like to join us, please email your CV to jobs@subsurface.co.uk No Recruitment Agents Please!