The Hardening Soil Model
The Hardening Soil constitutive model (HS) was proposed by Schanz (1998); Schanz et al. (1999) in order to reproduce basic behaviour of soils such as: stress dependent stiffness, i.e. obser...
Part 3: Thurber Engineering: Design and Optimization of an Anchor-Shotcrete System using PLAXIS 2D and 3D begins on Jul 31st 2025
Part 3: Thurber Engineering: Design and Optimization of an Anchor-Shotcrete System using PLAXIS 2D and 3D begins on Jul 31st 2025
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Latest News
Cologne Archive Collapse: How a 0.6m Void Led to Germany’s Costliest Construction Failure
On 3 March 2009, a sudden collapse of the Cologne City Archives building and two adjacent residential structures occurred during the construction of the North-South metro line. The collapse, which c...
Jointed Rock Model - Rock Behaviour
Rock masses often contain discontinuities such as bedding planes, joints, or stratification layers, which lead to anisotropic mechanical behavior—that is, behavior that differs depending on direction...
Geology, Heavy Rainfall, and Warning Gaps: Unpacking the Deadly Texas Flood Disaster
In the early hours of July 4th, 2025, a powerful storm system swept across central Texas, dropping up to 15 inches of rain within hours. Kerr County and surrounding towns like Hunt, Center Point, and...
Simulating Rockfall Hazards from Overhanging Slopes Using DEM
The Discrete Element Method (DEM) is a computational technique that has become indispensable in analyzing rockfall dynamics from steep and overhanging slopes. Unlike continuum-based approaches, DEM m...
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Industry Section
Chance Introduces New Universal Adapter for Tieback Applications
The Universal Adapter is designed to lower cost and increase safety in tieback and seawall applications. The Adapter connects a square shaft helical anchor to any 1-inch diameter threaded bar. This...
GroutForce Pile Breaks Capacity Record for Chance Products
Chance recently released GroutForce™ screw displacement pile (GDP). It is being installed and tested across North America in various soil types. At a recent installation in Vancouver, Canada, the RS6...
Products added to ICC-ES Report ESR-2794
ICC-ES has published the revised ESR-2794 building code evaluation report which now includes non-galvanized Chance SS5 and SS175 helical pile products, including repair brackets and new construction...
Adopting GeoStudio for PLAXIS LE users: A Resource Guide
As PLAXIS LE reaches the end of its development lifecycle, many users are beginning the transition to GeoStudio, Seequent’s solution for geotechnical analysis. This shift represents more than just a...
Introducing RSInsight: Redefining Geotechnical Support With Artificial Intelligence
Imagine getting detailed information about Rocscience software in seconds. Introducing RSInsight, our groundbreaking AI-powered platform that provides geotechnical engineers with lightning-fast, effi...
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Geoengineer.org Video Platform Updated with New Content from Geotechnical Frontiers 2025
We are excited to announce that the Geoengineer.org video platform has been updated with fresh and insightful content! With 1,350+ geotechnical videos, our platform is the go-to resource for professi...
Upcoming Events
Part 3: Thurber Engineering: Design and Optimization of an Anchor-Shotcrete System using PLAXIS 2D and 3D
Soil anchors and shotcrete are widely used in geotechnical engineering to ensure the stability of construction, slopes, and excavations. However, the design process can be complex, frequently resulti...
Bentley Webinar: Designing with Groundwater in PLAXIS
Simulating real-world groundwater conditions is critical for safe and efficient geotechnical design. In this session, learn how to go beyond steady-state assumptions and accurately model transient gr...
DFI S3: Slopes, Support and Stabilization Part 4: Optimizing Predicted Soldier Pile Wall Displacements in PLAXIS: DRS Engineering’s Smart Choices for Cost-Effective Results 9th International Symposium for Geotechnical Safety and Risk 6th International Conference on GIS and Geoinformation Zoning for Disaster Mitigation (GIZ) Part 5: Ground-Anchor Bond Modeling in PLAXIS 3D: Finite elements vs. Field Validation by Geo/Structural Services Group
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
Modeling Reinforced Soils Using DEM: A Practical Application with Geogrids
Modeling the interaction between geogrids and granular materials using the Discrete Element Method (DEM) has become a reliable and powerful technique in geotechnical engineering. The following stu...
Modified Cam-Clay (MCC) Model
The Modified Cam-Clay (MCC) model is a widely used critical state-based constitutive model for simulating the behavior of fine-grained soils, especially clays. It is most suitable for modeling soil u...
NGI ADP model
The NGI-ADP model is an anisotropic elastoplastic constitutive model used to simulate the behavior of soft to stiff clays under various loading conditions. It accounts for undrained strength anisotro...
Hoek-Brown Model – Rock Behaviour
The Hoek–Brown model is one of the most widely adopted constitutive models for simulating rock mass behavior in geotechnical engineering. Unlike soils, rocks are significantly stronger and stiffer, w...
Richard Goodman (1935-2025)
Richard E. Goodman, a UC Berkeley faculty member from 1964 to 1994, passed away at the age of 90 in Anchorage, Alaska. He received his Ph.D. degree in Engineering Science (Geological Engineering) fro...
Exploring the World’s 10 Tallest Dams
Dams are among humanity's most remarkable engineering achievements, serving as vital infrastructure for societies around the world. They provide clean and renewable energy, regulate water flow for...
CPT Interpretation: Soil Parameters φ’, E, Vs, M
Acknowledgement: This page has been reproduced from P. K. Robertson, K.Cabal, Guide to Cone Penetration Testing, 7th Edition. Gregg Drilling LLC, 2022 with permission from P. K. Robertson. ...
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...