Soil Mechanics
Earth Pressures and Geotechnical Design of Retaining Structures
Assessment of at-rest, active and passive pressure states with deformation and drainage.
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Soil Mechanics
How to Select a Ground Improvement Method
Method selection through problem definition, feasibility, verification and life-cycle performance.
Soil Mechanics
Designing a Geotechnical Instrumentation and Monitoring Programme
Integrating piezometer, inclinometer, settlement and load measurements with objectives and action thresholds.
Geotechnical Knowledge
What Is a Geological Cross-Section and Why Is It Prepared?
A practical introduction to the purpose, content and engineering use of geological cross-sections.
Geotechnical Knowledge
How to Read a Borehole Log
How to interpret borehole identification, elevation, depth, layer boundaries and groundwater information.
Geotechnical Knowledge
How to Correlate Layers Between Boreholes
A defensible approach to correlating strata across separate investigation points.
Geotechnical Knowledge
Creating Topography from Borehole Collar Elevations
How collar elevations can be used as control points for a geological section profile.
Geotechnical Knowledge
How to Select a Geological Cross-Section Alignment
Selecting a section line that answers the engineering question and represents the ground model.
Geotechnical Knowledge
Horizontal and Vertical Scale in Geological Sections
Choosing scales, reporting vertical exaggeration and preserving measurable geometry.
Geotechnical Knowledge
Lithology Symbols and Colour Selection
Using colour, patterns and legends to communicate soil and rock units clearly.
Geotechnical Knowledge
Clay, Sand, Clayey Sand and Sandy Clay
How common soil names differ in composition, classification and engineering behaviour.
Geotechnical Knowledge
How to Show Groundwater Levels on a Cross-Section
Converting water depths to elevations and presenting time-dependent observations responsibly.