News & insights
Technical articles, field notes, and regulatory updates from our geotechnical, geoscience, drilling, and environmental teams.
Understanding soil liquefaction risks in coastal construction
Saturated soils under seismic loading can behave like liquids — with serious consequences for coastal foundations. We break down the risk factors and what it means for your foundation design.
Borehole log interpretation: a practical guide for engineers
A well log tells a rich story about subsurface geology — if you know how to read it. This guide covers the core log types and what each one reveals about the formation.
EIA requirements for Nigerian construction projects in 2025
NESREA's regulatory framework has been updated. Here's a practical overview of what's required, what's changed, and how to structure your EIA submission for first-time approval.
Groundwater quality in Lagos state: what the data shows
Across 40+ boreholes we've drilled in the Lagos area, certain quality patterns keep emerging. This post summarises the trends and what they mean for treatment system design.
Seismic refraction vs reflection: choosing the right survey method
Both methods image the subsurface — but they answer different questions at different depths. A guide to selecting the right approach for your project objectives and budget.
Pile foundation options for soft clay: what works in Lagos
Soft compressible clays present real challenges for pile design. We compare bored piles, driven piles, and CFA piles based on site data from projects across the Lagos area.
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