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Terefil® light-weight raft numerical modelling

Terefil® light-weight raft numerical modelling

Key words – light-weight fill, gravel raft, settlements, numerical modelling Abstract The use of Mainmark’s Terefil as an alternative to reinforced gravel raft for liquefaction mitigation and to minimise total static settlements and foundation differential performance under the building loads over soft cohesive and loose…

Shallow replacement of Expansive or Swelling Soils

In the June 2020 issue of NZ Geomechanics News ‘The Shrink Swell Test: A Critical Analysis’, Rogers et al., 2020, was published. This article provided an overview around the use of the Shrink Swell Test and current design practice for foundation design in NZ’s expansive…

Dynamic characteristics of the Lake Wakatipu Silty sediments

Dynamic characteristics of the Lake Wakatipu Silty sediments

SUMMARY Queenstown, New Zealand, is a known seismically-active area. A major soil type overlying the flat lands in and around the city is the varved micaceous clayey silt / sandy silt laminated lake sediment overlying the schist bedrock. In-situ (boreholes, CPTu, sCPTu, DMT, Vs and…