SubTerra Engineering Ltd, based in Gloucestershire in the South West of England, was established in 1992 to provide specialist consulting services in the geotechnical, mining and environmental engineering fields.   Our client base includes other consulting firms, construction and tunnelling contractors, mining companies, local and national government organisations, the insurance sector, housing developers and a variety of manufacturing and industrial processing companies.

Soft ground and hard rock tunnels for civil engineering and mining projects, from microtunnels to large span excavations.  Feasibility, site investigation, design,   excavation system performance analysis, instrumentation, blast design & monitoring, site supervision, claims for unforeseen ground conditions and forensic engineering services.

Soil and rock slope engineering for civil, mining and quarrying projects.  Site investigation; design of stabilization and remediation measures using soil nails, ground anchorages, retaining walls, and dewatering.  Rockfall hazard analysis and mitigation.  Claims for unforeseen ground conditions and forensic engineering services.

Design of underground mine development works, excavation system performance assessments, blast design and blast optimisation.  Feasibility and design of surface mines and quarries including slope stability, blast design and geotechnical assessments (UK Quarries Regulations 1999).  Site investigation, stability assessment and risk analysis for  abandoned underground workings, including design of support, backfilling and stabilization measures.

Desk studies, archive searches, remote sensing; ground investigation design, site supervision,  field mapping & sampling, core logging,  engineering petrography, laboratory testing;  factual, interpretative and baseline reports;  preparation of databases in AGS format and input to GIS systems. 

Feasibility and design of trenchless technology solutions covering directional drilling, augerboring and microtunnelling, for the installation of services, and pipelines under roads, canals, rivers, railway lines and industrial complexes.