Neumann Water
Projects

Reverse Osmosis Membrane Replacement at Desalination Plant Innovative Approach to Membrane Replacement in Reverse Osmosis System – Efficient, Safe, and Effective Membrane Replacement Reverse osmosis (RO) systems are widely used in various industries, such as water treatment, pharmaceuticals, and food production.  These systems rely on specialized membranes to filter impurities and produce high-quality water.  However, these membranes can become damaged

Wappa Dam New Winch and Trash Screens Installation at Dam Overview of Project: The Dam was a mass concrete gravity arch dam with earth fill abutments and an ungated spillway across the River that is located in the south east region of Queensland, Australia.  Scope of Works: Supply, installation and commissioning of an electric chain hoist and all lifting accessories

Installation of Vermin Proofing at WTPs Overview of Project: Existing Vermin Proofing (shade cloth) and screens under the Whirly Birds at the water treatment plants were failing and non-compliant.  In addition, fascia and cross bracing. Scope of Works: Design and the fabrication of new vermin proofing screens was outsourced MM removed existing screens, integrated a fixing system to the new

Plant Switchboard Roof Structure at WTP Overview of Project: Fabricate and install a new roof for weather protection during maintenance.  A new electrical switchboard was installed in 2012 and was exposed to the elements The switchboard is an important component to the operations of the plant and cannot be isolated whilst the plant is running. A protective shielding roof structure

Sulphuric Acid Skid Pipe Upgrade and Pressure Test Overview of Project: Part of the recommissioning works of the plant, the sulphuric acid system had been identified as high risk of failure due to the plastic piping and age of the piping. Scope of Works: Re engineer and replace all the plastic pipe and valves with stainless steel, pressure test with

Site Painting of GRP Tank Overview of Project: Refurbishment of the RO (Reverse Osmosis) Blending Tank, made of a Glass Reinforced Plastic (GRP) material. The original coating was degrading and would have eventually reduced the glass-reinforced plastic tank life. Scope of Works: Install an elevated work platform around the tank, and conduct external cleaning to remove oils, grease, salts and

Water Pumping Station – Refurbishment of Intake Screens Overview of Project: Refurbish Intake Screen – The intake screens ensure no debris that could damage the pump stations passes through and are essential for required flow.  There are three screens – two are in use and one is a spare.  Two of the screens are not fit for purpose The refurbishment

Supply and Install Three Temporary Storage Tanks Overview of Project: Supply and Install Temporary Water Storage Tanks. Scope of Works: Supply and install 3 x water tanks for temporary storage while work was carried out on the roof on the main storage reservoir. This included new pipework, valves, and water sampling points. Innovations: Innovation was to install a concrete ring

Laser Alignment of Rotating Equipment Overview of Project: Periodic maintenance for correct operation and alignment Scope of Works: Laser alignment check and adjustment of rotating equipment Conclusion/Outcome: Mechanical fitting of equipment and systems by minimising downtime and implementing cost effective strategies for maintenance. Alignment checks completed to client or manufacturer specifications, regular alignment checks will reduce equipment wear and vibrations

High Pressure Pump Overhaul at Gold Coast Desalination Plant Overview of Project: Metal Maintenance we engaged to dismantle and conduct durability inspections on all of the high-pressure water pumps at the Gold Coast Desalination Plant. Scope of Works: Dismantle the pump, inspect all components, report on the condition of the pump, reassemble and recommission pump. Conclusion/Outcome: Pump was dismantled and

Water Reservoir Maintenance – Roof Stormwater and Gutter Works Overview of Project:  The Scope of this project is to design and construct roof gutters and stormwater systems for two water reservoirs and flooring replacement at adjacent water pump station Scope of Works: Gutter System The eaves gutter system will be designed in accordance with AS/NZS 3500.3 Plumbing and Drainage –

Heat Exchanger Clean Overview of Project: Vent condenser on the brine concentrator becomes blocked and results in reduced flows. Scope of Works: Use high pressure jet rod to descale the vent condenser. Innovations: Fabricated a catch and drain to control the discharge, previously the cleans had been completed without this devise and the scale was free to contaminate the steel

Gravity Thickener Refurbishment Overview of Project: Metal Maintenance were contracted to dismantle and refurbish gravity thickener at a wastewater treatment plant. Scope of Works: The works included: Fully dismantle and remove gravity thickener, Sandblast, and paint all components, Reinstall all components, Realign the rake and drive, Mechanical service of the drive gearbox. Challenges: Some challenges included: Confined space entry, Working

Installation of Fluoride Hopper Shut Off Valves Overview of Project: The water treatment plant (WTP) was built in 1967 and is the second largest water treatment plant in the area supplying the southern suburbs of the city. The fluoride system at water treatment plant has a hopper shutoff valve that is utilised for isolating the hopper from the feeder system

The Repair of Filter Outlet Assemblies at a Water Treatment Plant Overview of Project: The filter outlet pipework assembly and isolation valve spindles (12 in total) at a water treatment plant required refurbishment or replacement.  The pipework and valves have varying levels of corrosion and some surfaces are not coated to prevent corrosion. Innovation: As a member of the client’s

Design, Fabrication, and Installation of Chemical Dosing Skid Safety Cabinets Overview of Project: Veolia have entered into a Contract with QGC for the long-term operations and maintenance of Water Treatment Facilities located in the Surat Basin in the Chinchilla area as a part of the Queensland Curtis LNG (QCLNG) project. The Project involves expanding QGC’s existing coal seam gas production

Centrifuge Overhaul and Service Overview of Project: Metal Maintenance was contracted  to undertake the 6000hr service of a andritz centrifuge. Scope of Works: The service included Feed side bearing replacement, Scroll inspection, Cyclo gearbox grease change, Redex Reducer oil change, Drive belt replacement, and Realignment of the motor Conclusion/Outcome: Mechanical fitting of equipment and systems by minimising downtime and implementing

Replace Shade Sail Posts at a Water Treatment Plant Overview of Project: Fabricate and install new shade sail posts at a water treatment plant. Scope of Works: Existing posts located on top of the tank walls on 2 x clarifier tanks at a water treatment plant had broken out the concrete and were at risk of falling into the clarifiers.

Bundamba West Pumping Station – New Transfer Pump Bypass Overview of Project: Currently, temporary mapress 316 SS bypass pipework within the Bundamba West pump station is used to supply water from Eastern Pipeline to the Bundamba Treated Water tanks. It was identified that a fit-for-purpose designed pipework required to replace the temporary solution for ongoing supply.  The pipework changes will

Treated Water Reservoir Vermin Proofing at a Water Treatment Plant Overview of Project: A Water Quality Site Systems Audit Report highlighted the need to repair the existing vermin proofing on the Treated Water Reservoir as it was not fit for purpose. The chemical building on site also required Screens to prevent bugs inundating the facility. Innovation:  In order to minimise