Hay Consulting & Engineering offer engineering services across four broad disciplines; Civil, Structural, Hydraulic and Project Management. We have extensive experience working on projects within both government organisations and the private sector, working as both a client and consultant. Hay Consulting have unique multi-disciplinary experience which enables a well rounded, practical approach to all projects


  • Water, Sewer and Stormwater Reticulation Design
  • Stormwater Quality – MUSIC Modelling
  • Geometric Road Design
  • Earthworks and Surface Modelling
  • Construction Certification & Supervision
  • Landfill Design Including Cells, Capping and Site Works
  • Temporary Works for Construction Projects
  • Subdivision Developments
hay consulting civil
hay consulting structural


  • Residential dwellings
  • Commercial and industrial building projects
  • Exposed steel structures
  • Concrete structures
  • Civil structures such as box culverts, slabs and suspended concrete elements
  • Structural design of flexible and rigid pipework and bridging
  • Retaining structures of all material types and heights


  • 1D and 2D Hydraulic Modelling and Analysis
  • Hydrological Modelling and Analysis
  • Channel Hydraulics
  • Flood Modelling
  • Pump Station Design and Pump Selection
  • Bulk Water Delivery
  • Pipelines
hay consulting hydraulic
hay consulting project management

project management

  • Project Management from project inception through design, documentation, tendering, construction and commissioning
  • Contract Administration under AS4000 and AS2124 contracts
  • Tendering
  • Construction certification
  • Construction supervision

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