Open Pit Dewatering, Southern Cross WA

This project involves installing and commissioning a leak detection system designed by NPE for a client located in Southern Cross, WA. The system is installed in Fraser Pit, located on the town’s outskirts. NPE has engineered and installed the system and is responsible for selling the leak detection system to the client. The system is…

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Pontoon Open Pit Dewatering Packages Stage 1 – WA

Pontoon Open Pit Dewatering Packages Stage 1, WA The Woodie Woodie mine site is ConsMin‘s key asset and is located approximately 400km south-east of Port Hedland. The operation consists of open-pit mining across several pits and a 1.6Mtpa processing plant. The tenement consists of 1,290km2 of exploration tenements and 100km2 in the mining corridor. Manganese ore…

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Hydromining – Koolan Iron Ore, WA

To expand the storage capacity of the Sediment Pond at Koolan Island, NPE were engaged to undertake a Hydromining campaign to remove approximately 3,600m3 of settled solids. NPE used a high-pressure water technique to break down the compacted material into a slurry via water sourced from three Hydromining cannons on the sediment pond’s external perimeter.…

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EQ Lot Multiplex 6, WA

NPE has been engaged to design and install a dewatering system for a top-down high-rise construction at Brookfield Properties’ and Cbus Property’s Nine The Esplanade, Elizabeth Quay, on behalf of Multiplex. This is a 70m x 35m excavation, eight metres deep for a two-storey basement. NPE designed a system mainly consisting of deep wells for the basement and…

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Dewatering for Brown Plumbing & Civil in Southern River, Perth

NPE was approached in late 2022 by our client Brown Plumbing & Civil regarding dewatering that was required for the installation of a new sewer pipe via the Micro Tunnelling drilling method due to the existing sewer pipe had been compromised, leaving some residents without working sewage in Southern River, Perth.  The Jacking and Receival…

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Challenging Dewatering on contaminated grounds, Balcatta WA

Challenging Dewatering on contaminated grounds, Balcatta WA We were engaged by BOS Civil, which required prompt dewatering in troublesome ground conditions throughout their 2 x extensive basin excavation works in Balcatta, WA.  The following morning, NPE mobilised all plant and technician specialists to start the wellpoint installation. The ground’s existing building materials, including rubble, bricks, steel,…

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Pit Dewatering – Kalgoorlie, WA

NPE was engaged for Mine Pit Dewatering in Kalgoorlie for a long-term customer expanding their mine. The client required a three-series pump set-up system engineered and installed. This system set-up consisted of submersible pumps attached to NPE pontoons pumping water to a booster pump system, which then pumps the water to another booster pump system…

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Wellpoint Dewatering – Perth, WA

NPE was engaged in taking on a large flow Wellpoint Dewatering project south of Perth for deep sewer works. With changing limestone ground conditions and flows exceeding 200l/s to dry 20lm of deep sewer works, this job has had its challenges. Still, our experienced team on the ground has managed to stay in front of…

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South Perth Police Station Project

Dewatering systems at the South Perth Police Station Project. NPE were engaged by Builden for the design, supply, install and operation of Dewatering systems at the South Perth Police Station Project. The site is located at 1 Mends Street, South Perth and contains the Heritage listed Old Police Station. The new hospitality venue will be equipped with…

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Sump Dewatering Spoilbank Marina – Port Hedland WA

The marina’s construction will relieve pressure on existing boat launching facilities while improving recreational boaters’ access and safety. It will also provide a lively new amenity for the whole community of Port Hedland to enjoy.The marina is expected to be operational in 2023. About Sump DewateringUnderground dewatering and drainage are required for mining operations, quarries,…

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