DWA works closely with the Water Corporation, SERCUL, local authorities and other governing bodies, re-designing and upgrading existing main drains and streams, incorporating them with the ever-encroaching urban developments. Our services include, but are not limited to, the following:

  • The Water Corporation Main Drain upgrades

  • Gauging weirs

  • Riffle design

  • Hydraulic control structures

  • Living streams

  • HEC-RAS modelling, including predictions of 100-year flood levels

  • Fire ring main modelling for future and existing buildings

  • Pump and pipeline design

  • Irrigation dam sizing design incorporating evaporation rates

Bannister Creek Nutrient Intervention Work

Bunker Bay Sewerage Pump Stations

Gauging Weirs

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Copyright © 2019 DWA Consulting Pty Ltd T/A David Wills and Associates

 All Rights Reserved
1/9 Shields Crescent, Booragoon 6154

Ph: (08) 9424 0900

Fax: (08) 9424 0999