QLDC Threepwood Stormwater

Hadleys undertook the upgrading of an area of undersized stormwater network where regular flooding and erosion was occurring. This included the following:

  • Catchment and hydrological assessment to determine peak flows;
  • Detailed design and documentation of 750mm stormwater main including rock lined inlet channel and outlet energy dissipation structures;
  • Procurement and value engineering to ensure that the project could be completed within available budgets;
  • Construction monitoring and contract management to deliver the project under budget.


Wakatipu Basin


Queenstown Lakes District Council

Completion Date


Project Value