Design Philosophy and Governing Checks
From Product Property to Design Resistance Design begins by defining the problem, the governing limit states, the design life, the ground conditions and the construction sequence. Index product data...
Seequent, The Bentley Subsurface Company's GeoStudio Remote Getting Started - September 2026 begins on Sep 1st 2026
Seequent, The Bentley Subsurface Company's GeoStudio Remote Getting Started - September 2026 begins on Sep 1st 2026
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Latest News
Man pulled from sinkhole after dramatic Cornwall campsite collapse
A former miner was rescued from a sinkhole after the ground collapsed beneath him at a Cornwall campsite, leaving his car balanced at the edge of the opening above.Ian Haynes, 62, a former miner from...
Himalayan glacial collapse triggers deadly floods across Nepal and Tibet
More than 1,300 people are missing across Nepal and China’s Tibet region after a sudden collapse of mud, rock and ice triggered catastrophic flooding through Himalayan valleys. At least 165 people hav...
$1.7B Big Bend infrastructure plan tests balance between security and landscape protection
Heavy equipment has begun working inside Big Bend National Park in southwest Texas as federal crews assess ground conditions for a major border infrastructure programme. The work is linked to a USD1.7...
UC Davis GeoSystems Lab Releases blockWorks & bimLab Apps
blockWorks and bimLab — two new software tools for geotechnical and geological engineers — have been released by the UC Davis GeoSystems Lab, led by Prof. Michael Gardner. The apps help researchers an...
Explore geotechnical apps designed for educational purposes. Visit now!
Industry Section
Spatial Safety Maps from RS3 SSR Results: A Python Post-Processing Workflow
Introduction Shear Strength Reduction (SSR) analysis is a well-established method for assessing the stability of slopes and other geotechnical infrastructure, including open pits. In RS3, SSR yields a...
PLAXIS 3D Study Finds Winged Piles Can Cut Uplift Settlement by Up to 95% in Sandy Soil
A PLAXIS 3D numerical study of under-reamed 'winged' piles in sandy soil has found that adding a wing near the pile tip can cut uplift-induced settlement by up to 95% compared with a conventional stra...
Combining PLAXIS 2D and 3D Kept the Lueneburg Lock's Century Project Within 4 mm of Its Historic Neighbour
Engineers designing the new Lueneburg Lock in northern Germany used a deliberately complementary combination of PLAXIS 2D and PLAXIS 3D models, rather than a single large 3D model, to control a 30 m d...
A New Versatile Ground Motion Manager: Bringing Target Response Spectrum-Consistent Uni- and Bi-directional Ground Motion Selection into RSSeismic
Ground motion selection is a key part of seismic site response analysis, representing the ground shaking driving the soil column. In preparing for a site response analysis, engineers define the seismi...
Automating Site Response Analysis Workflows with Python-based RSSeismic Scripting
Introduction: Unlocking Automation in Geotechnical Engineering As engineering projects continue to grow in scale and complexity, engineers increasingly rely on automation to improve efficiency, consis...
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Editor's Pick
Elkhart Lake trench collapse shows why excavation safety cannot rely on luck
A 55-year-old worker was rescued in Elkhart Lake, Wisconsin, after a trench collapsed and buried him up to his neck. First responders were called to Rhine Street, where three people had reportedly bee...
Upcoming Events
GeoStudio Remote Getting Started - September 2026
This course is for those who have never used GeoStudio before or have not upgraded to a recent version in a long time and want a refresher. It provides an overview of the basic components of setting u...
GroutForce™ Displacement Piles: Design Methods, Test Results & HeliCAP® Engineering Workshop
Discover how GroutForce™ Displacement Piles provide a high-capacity foundation solution by utilizing soil displacement technology to compact surrounding soils and increase frictional bond strength. Th...
3rd International Conference on Construction Resources for Environmentally Sustainable Technologies (CREST 2026) From Ground Investigation to Numerical Analysis: A Connected Geotechnical Workflows for Tunnel Design Scientific Colloquium: Large Scale Testing 2026 Geotechnical Earthquake Engineering - A Berkeley Virtual Short Course Series Fourth international Symposium on GEOTECHNICAL ENGINEERING FOR THE PRESERVATION OF MONUMENTS AND HISTORIC SITES
Publications
Dynamic Studies on the Bearing Capacity of Piles, Final Project Report, Volume 2 Dynamic Studies on the Bearing Capacity of Piles, Final Project Report, Volume 1 Dynamic Studies on the Bearing Capacity of Piles; Phase III Volume II Report No. 48 Pile Load Test by Impact Driving Dynamic Studies on the Bearing Capacity of Piles; Phase II Volume I Report No. 31 Dynamic Studies on the Bearing Capacity of Piles; Phase II Volume 2 Report No. 31 A New Testing Procedure for Axial Pile Strength Dynamic Studies on the Bearing Capacity of Piles; Phase III Volume I Report No. 48 Performance of Pile Driving Hammers Field Demonstration: Response of Instrumented Piles to Driving and Load Testing
Education
Principal Geotechnical Applications
Mechanically Stabilized Earth Walls In an MSE wall, horizontal layers of geogrid extend from the facing into compacted structural backfill. The soil tends to move laterally, while the reinforcement c...
Engineering Properties and Laboratory Testing
Tensile Force-Strain Response Geogrid tensile properties are normally reported as force per unit width, such as kilonewtons per metre. The full force-strain curve is often more useful than the ultima...
Reinforcement and Stabilization Mechanisms
Tensile Reinforcement The most fundamental mechanism is tensile reinforcement. As the soil mass tends to deform, relative movement develops between the soil and the geogrid. Interface shear and beari...
Geogrids and the Concept of Reinforced Soil
What Is a Geogrid? A geogrid is a planar geosynthetic product formed by connected tensile members that create a regular or quasi-regular network of openings, known as apertures. It is installed withi...
Levels of Analysis Used in Retaining Wall Design
The analysis of retaining structures is commonly approached in three progressively more advanced levels, depending on the complexity of the wall system, the ground conditions, and the need to predict...
Pore Pressure and Retaining Wall Drainage
The Critical Role of Groundwater Water is the single most destructive element in retaining wall stability analysis. While designers account for the dry unit weight (γd) or saturated unit weight (γsa...
Tutorial of finding the required depth of embedment of a sheet pile retaining wall using the global factor of safety and the Eurocode 7 approach
A cantilever sheet pile wall supporting a 3.5 m deep excavation in dry sand (γdry = 15.3 kN/m³, φ′ = 35°, c′ = 0) is to be constructed. Determine the required depth of embedment. 1. By using the...
Log stratigraphic analysis of dynamic penetrometric tests
By Antonio Di somma, 30 Nov 2024
Evaluation of Groundnut Shell Ash (GSA) as a Sustainable Material for Soil Stabilization in Construction20 Nov 2024
simulation geogrid (geotextile)By Milad Sabouri, 02 Nov 2024
Books
Geotechnical Earthquake Engineering
This fully updated second edition provides an introduction to geotechnical earthquake engineering for first-year graduate students in geotechnical or earthquake engineering graduate programs with a l...
2024 Geotechnical Business Directory
This unique annual business directory is published by GeoWorld, the professional network for geotechnical engineers, which currently includes 37,000+ professionals and 1,000+ companies and organizatio...
2025 Special Edition USA & Canada Geotechnical Business Directory
This unique annual business directory is published by GeoWorld, the professional network for geotechnical engineers, which currently includes 40,500+ professionals and 1,100+ companies and organizatio...