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The use of hydrofraise cutter technology to construct diaphragm walls in Auckland

The use of hydrofraise cutter technology to construct diaphragm walls in Auckland

  ABSTRACT Deep basements and structures such as shafts for infrastructure often require embedded retaining walls to allow safe excavation and the control of groundwater. In urban environments the effects of retaining structure deformation and settlement associated with dewatering or groundwater drawdown can be significant…

Settlement Performance of Dwellings Constructed on Takanini Peats

Settlement Performance of Dwellings Constructed on Takanini Peats

  ABSTRACT Significant portions of land east of Great South Road in Takanini have been progressively rezoned for development since approximately 2004. With the introduction of the Auckland Unitary Plan, additional land has been identified for future urban development. This land is typically underlain by…

A Case Study: Trench Stabilization Using Cutter Soil Mixing

A Case Study: Trench Stabilization Using Cutter Soil Mixing

  ABSTRACT The Wynyard Edge Alliance (Auckland Council, the Crown represented by Ministry of Business, Innovation and Employment, Downer, McConnell Dowell, Beca, Tonkin & Taylor Ltd) was formed to design and construct the infrastructure to support the 36th America’s Cup event in Auckland. In addition…

AUP Groundwater Take and Diversion

Introduction The Auckland Unitary Plan (AUP) introduced new regulations for groundwater take and diversion in the Auckland Region. Whilst the authors of the rules unquestionably had the correct intentions, the interpretation and application of the regulations has been overly conservative and lacking in context. The…

The Shrink Swell Test: A Critical Analysis

Abstract The shrink swell test, which combines both the shrink strain and the swell strain, was developed in Australia in the 1980s. This test now underpins a codified approach to the foundation design of lightweight buildings on expansive (reactive) soils in Australia and New Zealand….