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BAM Ritchies

Case Study: Ground Investigation, Hook

Location: Hook, Hampshire

Client: Network Rail

Main Contractor: Southern Zone Construction Partnership

Consultant: Peter Brett Associates

Date: 2008

The investigation was commissioned in order to ascertain the ground conditions at each asset and thus facilitate assessments of slope stability.

The scope of works included: -

  • the sinking of exploratory holes to determinate the general sequence and composition of the railway embankment;
  • in situ testing within exploratory holes to establish the density and consistency of the strata.
  • laboratory testing on samples from exploratory holes to determine the engineering and chemical properties of the strata;
  • the installation of standpipe piezometers within exploratory holes to monitor groundwater levels;
  • the installation of inclinometers within exploratory holes to monitor ground movements;
  • production of a factual report