Client:

Gympie Regional Council

Location:

Gympie, Queensland

Service:

Water treatment

Capacity:

30 ML/d

Value:

AUD $1.5 M

Problems:

Plant capacity issues, no air scour installed, manual filter backwashing only.

Solutions:

Upgrade to dual media filters with new underdrains, air scour system and automated backwash system. 

Benefits:

Augmented supply of high quality drinking water to consumers, longer filter run times. 

Product:

AQM lateral type filter underdrain systems, dual media, backwash troughs, air scour and compressed air systems.

Completion Date:

December 2010

Contact:

Mark Aitken - Aquatec Maxcon

Aquatec Maxcon (AQM) provided all mechanical and electrical/control works for the complete upgrade of the Gympie Filtration Plant (total six filter cells), comprising the following main elements:

• Removal and disposal of existing mono sand filter media, backwash troughs and underdrains.
• Installation of new AQM filter lateral underdrain systems, suitable for air scour and water backwash.
• Installation of new filter gullet wall extensions and stainless steel backwash troughs.
• Installation and conditioning for service new dual filter media.
• New air scour and compressed air systems.
• Modification of existing filter gallery and installation of new stainless steel piping sections and automated filter control valves.
• Filter head loss instrumentation
• Filtered water on line analysers for turbidity.
• Filter-to-waste system
• Electrical and control works complete.

Other related projects:

• Coffs Harbour DAFF WTP (2009) ,42 ML/d design capacity
• Mt Beauty DAFF WTP (2010) design and construct
• bcaa Aquifer WTP (2007) alliance project
• Kalkie DAFF WTP (2007) design and construct
• Ararat DAFF WTP Grampians Water (2000), 200 L/s

Client:

Central Highlands Water

Location:

Avoca, Victoria

Service:

Water treatment

Value:

AUD $2.5 M

Problems:

Plant upgrade for township

Solutions:

Containerised RO system

Benefits:

Reliable supply of towns water

Product:

Lamellae, Membranes

Completion Date:

December 2010

Contact:

Mark Aitken - Aquatec Maxcon

Aquatec Maxcon provided a design & construct solution for this project.

The upgraded Avoca WTP consists of the following main elements:

• Powder activated carbon dosing (existing equipment)
• Pre caustic soda dosing (pH/alkalinity adjustment, if required)
• Pre chlorine dosing (Fe oxidation, if required)
• Alum dosing (coagulation)
• Flash mixing chamber
• Flocculation chamber
• Lamella type clarifier
• Pressure sand filters, self backwashing (existing equipment)
• Filtered water pump tank (existing equipment)
• Post filtration ammonia dosing
• Filtered water tank, 150 m3
• Salt reduction plant and associated ancillary and chemical dosing equipment
• Permeate tank
• Post ammonia dosing (chloramination disinfection)
• Post chlorine dosing (chloramination disinfection)
• Post caustic soda dosing (pH)
• Clear water storage, 5 ML (existing system)
• Waste water handling, sludge drying lagoons and supernatant return equipment (existing equipment)

Aquatec Maxcon provided a high rate lamellae system, a containerised RO system to treat a blend of bore and surface waters to ensure that target water quality parameters were met.

Other related projects:

• Mt Beauty (2010), 2.7 ML/d design capacity
• Coffs Harbour DAFF plant (2009) ,42 ML/d design capacity
• Ararat DAFF WTP Grampians Water (2000), 200 L/s
• Halls Gap DAFF WTP Grampians Water (2000), 45 L/s
• Corowa DAFF WTP Corowa Shire Council (2002), 200 L/s
• Lockington DAFF WTP Coliban Water (2003), 12 L/s

Client:

Brisbane Water

Location:

Enoggera, Queensland

Service:

Water treatment

Capacity:

6.0 ML/d

Value:

AUD $120 M (total alliance project value)

Problems:

As part of Brisbane Water's emergency drought management measures, supplementary water supply sources were sought. 

Solutions:

Upgrade and bring the existing Enoggera WTP (previously DAF/slow sand filtration technology back into service. 

Benefits:

Supplementary supply of high quality drinking water to consumers.   

Product:

DAF upgrade and automation, pressure filter station, chemical dosing, disinfection and waste handling equipment. 

Completion Date:

December 2008

Contact:

Mark Aitken - Aquatec Maxcon

Aquatec Maxcon provided all civil, mechanical and electrical/control works for the complete upgrade of the Enoggera Water Treatment Plant which comprised of the following main elements:

• Pre treatment chemical dosing systems for caustic soda, alum and polymer (coagulant aid)
• Dissolved air flotation (DAF) upgrade equipment including float skimmers, float spray bars, recycle pumping, air saturation and dispersion equipment
• Flow balance tank and filter feed pumps
• Pressure filtration equipment (self backwashing design) including automated control valving and monitoring instrumentation.
• Post treatment chemical dosing including post caustic soda and chloramination (disinfection).
• Treated water storage tank and pump station to Brisbane Water water mains.
• Wastewater handling system including washwater holding tank and transfer facilities.
• Electrical and control works complete.

Other related projects:

• Coffs Harbour DAFF WTP (2009) ,42 ML/d design capacity
• Mt Beauty DAFF WTP (2010) design and construct
• bcaa Aquifer WTP (2007) alliance project
• Kalkie DAFF WTP (2007) design and construct
• Ararat DAFF WTP Grampians Water (2000), 200 L/s