Civil Dewatering
Water Seepage Management Solution
NPE’s client recognised the need for a robust water seepage management system to mitigate potential flood risks to the Wedgefield industrial area. This requirement emerged alongside the dredging works, which were expected to raise water levels in the Dredge Material Management Areas, thereby increasing groundwater levels due to seepage. NPE was engaged to provide a…
Read MoreDewatering for the Repair of Leaking Serpentine Trunk Water Mains
In early 2025, the urgent repair of the Serpentine trunk water mains prompted implementing a specialised dewatering strategy. The project was initiated due to reported leaks in the water mains, which required significant excavation work to rectify. The project was bounded by the requirement to minimise disruption to the surrounding environment and infrastructure while ensuring effective groundwater…
Read MoreMosaic Parkside Subdivision Dewatering WA
Bos Civil is currently undertaking the Mosaic Parkside Subdivision, Stage 1 project in Balcatta. This involves deep excavation and service installation. With the primary challenge of groundwater, extensive dewatering is required due to the depth of the excavations. To address this, the NPE team have installed doublesided Wellpoint systems to lower groundwater levels and localised…
Read MoreScarborough Beach Stormwater Drainage Refurbishment
The Brighton Beach Scarborough site underwent refurbishment of its stormwater drainage outfall network to enhance water management into the Indian Ocean. This case study highlights the project components, encountered challenges, and implemented solutions. Originally a two-week project, the timeline extended due to design amendments from the principal client, resulting in additional planning adjustments. A Dewatering…
Read MoreDewatering Solution for NewCo Feed Mill in Bullsbrook, WA
NPE were engaged by Builden to provide a dewatering solution for the NewCo Feed Mill in Bullsbrook. NPE used baseline samples from our freshly installed monitoring wells to develop a Dewatering Management Plan and obtain all relevant licences. Wellpoint spears were installed to dewater 3 deep pits with the dewatering effluent passing through a Chemical…
Read MoreDewatering for the construction of an apartment complex in Sydney, NSW
NPE maintains a large and diversified range of high-end pumping, power generation and associated equipment for hire or sale to suit any requirement. Committed to sourcing the world’s best equipment brands, NPE delivers the best-performing, safest and most reliable gear for your site. NPE doesn’t just deliver a piece of equipment, we work with our…
Read MoreWellpoint Dewatering System for our client in Goolwa, SA
NPE installed a Wellpoint Dewatering System for our client in Goolwa.Our client was laying sewer for new development when they discovered groundwater 1m to 1.8m below ground level. NPE installed a 50m system to a depth of 6m to ensure groundwater was lowered beneath their 3.6m invert. This system worked flawlessly and was operational for…
Read MoreDewatering & Water Treatment, South Perth WA
NPE were engaged by PACT Construction for the Dewatering, Water Treatment & Environmental scope for the development of Riviere Luxury Residence in Applecross. Several large footing foundations and multiple general excavations will require dewatering for the first stage of the project. With limited dewatering discharge options available in the area, discharge to the Swan River…
Read MoreWell Point Dewatering, Perth WA
NPE were engaged by Alita Constructions to install dewatering at 2 different locations at their project located on Dowd St, Welshpool. The purpose of the install was to allow the client to excavate below the water table to complete the final connection of the site stormwater system and install a large aerobic treatment unit. We…
Read MoreTank Flush, Esperance WA
NPE were engaged by Carey MC to provide Dewatering and Environmental Management for the Berth 2 hardstand renewal, construction of flush tanks and installation of a dissolved metal treatment filter system at Southern Ports’ Port of Esperance. NPE began with the development of the Dewatering Management Plan to align with the conditions required by the…
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