Hunter Water Corporation (HWC) requires the rehabilitation of a number of sewer maintenance holes to address hydrogen-sulphide related concrete corrosion and other defects that increase inflow and infiltration in the wastewater network.

The Works specified herein include the supply of materials, equipment and skilled resources as well as detailed planning and design sufficient to undertake the rehabilitation of live sewer maintenance holes and the associated works.

Note that all by-pass pumping and shutdowns will be provided by the Principal.