Bulk Earthworks and Safe Working Platforms
The key steps in bulk earthworks — site preparation, excavation, filling and compaction — and how safe working platforms are certified.
Geotechnical
Geotechnical Site Investigation
A complete guide to planning, executing and reporting a scope-driven geotechnical site investigation.
AS 2870 Site Classes (A Complete Reference)
A complete reference to the seven AS 2870 site classes, from Class A through Class P, with expected surface movements and design implication...
Foundation Design for Slabs and Footings
How foundation design for slabs and footings works in Australia, from geotechnical investigation and AS 2870 site class to structural detail...
Retaining Wall Design
A practical overview of retaining wall loads, drainage and the geotechnical checks required for design.
Soil Stabilisation and Ground Improvement
An overview of mechanical and hydraulic ground improvement techniques used to strengthen soils that don't meet design requirements.
Shrink/Swell Testing for Reactive Soils
How shrink/swell testing measures the reactivity of clay soils and feeds into AS 2870 site classification and foundation movement risk.
Borehole Drilling and Soil Logging
Borehole drilling methods and soil logging to AS 1726, covering sampling techniques, groundwater monitoring and required reporting informati...
Standard Penetration Test (SPT) Procedure
The Standard Penetration Test explained step by step — equipment, procedure and how SPT results inform foundation design under AS 1289.6.3.
Salinity Assessment
How a salinity assessment evaluates salt content in soil and groundwater and what it means for concrete, steel and pavement durability.
Aggressivity Testing (Soil Chemical Testing)
How aggressivity (soil chemistry) testing assesses corrosion risk to buried concrete and steel, and how results map to AS 2159 and AS 3600 e...
Infiltration / Permeability Testing
Methods for measuring soil infiltration and permeability for drainage, stormwater and wastewater design, including field and lab test proced...