Mokau Water Supply Reservoir

Waitomo District Council
Tonkin & Taylor Ltd

Project Scope

This project involved Construction of a new PE lined Reservoir in the surrounding hills of Awakino to service the adjacent Awakino and Mokau townships.  

Works included: -

  • Earthworks involving both cut and importation of aggregates to structural fill to construct a reservoir within an existing gully in the hills above Awakino .
  • Construction of permanent diversion channels, a reinforced concrete stream ford and concrete spillway including all temporary stream diversion works.
  • Construction of a new inlet structure and PE gravity pipeline from the upstream tee junction to the reservoir inlet structure.
  • Installing a PE liner within the reservoir
  • Installation of a PE gravity pipeline to the existing water treatment plant