Project Spotlight Archives

Wellpoint Dewatering System Rottnest Island

Compact Wellpoint Dewatering System Delivered for Rottnest Island WWPS Project NPE recently delivered a compact wellpoint dewatering system for a Type 10 Wastewater Pump Station (WWPS) on Rottnest Island, Western Australia. With groundwater levels approximately 2.4 metres above the base level, the project demanded a dependable solution to maintain dry excavation conditions. Demonstrating our capability…

West Dapto Dewatering & Water Treatment NSW

NPE is supporting critical sewer and water infrastructure works at West Dapto, the fastest-growing residential area in NSW outside Sydney, where 19,000 new homes are planned. The project includes over 9km of gravity sewer main (via open trenching and microtunnelling), 700m of rising main with 400m of HDD, a pump station upgrade, and nearly…

EnviroPacific: Former PDP2 Oily Wastewater Pond Remediation

NPE was contracted to undertake the design, installation and operation of the dewatering system for this project. The NPE inhouse Civil Construction Engineering team completed this work then ensured that the design was compliant with the external regulatory requirements. A highly skilled team of 6 were utilised to install the dewatering systems onsite over the…

Broadbeach Dewatering & Water Treatment QLD

Iris Built has undertaken to build a monumental construction project on Broadbeach, Victoria & Albert. As part of this, the project required a 6 level basement over 4385square meters in size. The lowest excavation will be 20m below sea level (-20mAHD). Currently the excavation is to the 6th basement level and the remaining lift pits…

Alkimos Seawater Desalination Plant Perth NPE

Alkimos Seawater Desalination Plant Perth, WA

The Alkimos Seawater Desalination Plant (ASDP) – Stage 1 is a major infrastructure initiative aimed at delivering 50 gigalitres per annum of desalinated seawater to Perth’s Integrated Water Supply Scheme, with provision for future expansion to 100 GL per annum. The project also includes treatment of approximately 4.9 GL/year of groundwater and is being delivered…

Sewer Bypass of Naracoorte WWTP. Naracoorte SA

NPE were engaged to bypass the entire inflow to the Naracoorte WWTP whilst the clients existing Pump and Power infrastructure was being upgraded. Pumps capable of bypassing up to approximately 150 l/sec for stormwater ingress scenario. The NPE Telemetry Team assisted in setting up 24/7 monitoring and communication of all installations, allowing the NPE Adelaide…

Dewatering Rustlers Roost

NPE Darwin offering dewatering packages in preparation for the 3 billion litres of water that will hit the top end this wet season. Mount Bundy Creek, Northern Territory our NPE Darwin expert team manages and maintains two pit dewatering packages. Our packages include submersible floats, silent generators, fuel cells with ongoing refuelling, and telemetry, which…

GEMCO Haul Road Civil Works

Project Spotlight – Angurugu Bridge Rebuild Groote Eylandt NPE was proud to support SEE Civil and South32 (GEMCO) on the critical Northern Haul Road Bridge Rebuild over Angurugu Creek, following the destruction caused by Tropical Cyclone Megan in March 2024. As part of the recovery effort, restoring this key piece of infrastructure was essential for…

Sewer Bypass, Victoria

NPE was engaged by our client to design and deliver a reliable sewer bypass system with a duty capacity of 50 litres per second at 60 metres head, complete with 100% redundancy. The system was configured to extract from two sewer manholes and discharge into an existing rising main. To ensure continuous performance monitoring and…

Water Main Installation in the Town of Bassendean

DM Civil engaged NPE for the installation of approximately 90 meters of new water main in the Town of Bassendean, a project that required extensive dewatering, water treatment, and environmental management. The work involved tunnelling a sleeve from Ashfield Reserve under an existing rail line and two busy main roads, ultimately emerging at Railway Parade.…