NSW - www.nationalpump.com.au

Sewer Treatment Plant Wellpoint Dewatering – NSW

National Pump & Energy (NPE) was engaged to provide a wellpoint dewatering solution for the construction of two new clarifiers at a MidCoast Council STP. The project required effective groundwater control within excavations extending to approximately 6 metres below ground level. Site investigations identified predominantly fine to medium-grained sandy soils, with groundwater inflows estimated between…

Pipeline Dewatering Specialists: Wellpoint Installation for Belmont Infrastructure Project

As part of a 6km pipeline installation project in Belmont, our client successfully completed almost the entire pipeline without requiring dewatering. However, groundwater management became necessary for the final 300 metres of installation, where wellpoint dewatering was identified as the most effective solution. The project presented several logistical challenges. The work area was extremely constrained,…

Poly Butt Welding for Resource Recovery Park

National Pump & Energy (NPE) was engaged to supply experienced poly welders and specialist poly welding equipment to support onsite works and ensure project completion within the estimated timeframe. The Newcastle team was supported by Sydney-based poly welding labourers to undertake butt welding of 225 mm poly pipe over an initial one-week period. Due to…

NSW Central Coast Sewer Bypass Upgrade

National Pump & Energy was engaged to design, supply, install, and maintain a temporary sewer bypass pumping system to support critical refurbishment works at the sewerage pumping station. The scope included three cutter submersible pumps, telemetry systems, pipework, gate valves, and plugs. Due to site restrictions, no generator or fuel cell was deployed. Operating at…

Jovan Qualifies as Mechanical Fitter in Newcastle NSW | Apprenticeship Success

We are proud to announce that Jovan has officially qualified as a Mechanical Fitter after successfully completing his apprenticeship at NPE in Newcastle, NSW. Achieving a trade qualification as a Mechanical Fitter in Newcastle NSW is a significant milestone within the engineering, construction, and industrial sectors, and this accomplishment reflects Jovan’s strong work ethic, technical…

Residential Development Dewatering & Water Treatment – Calderwood, NSW

Building on the success of long-term dewatering and water treatment works in the Illawarra region, National Pump & Energy (NPE) was engaged to support residential development activities at Calderwood, NSW. The project presented an opportunity to deliver reliable and compliant water management solutions across a 4 km stretch of challenging terrain, including wetlands and natural…

Onsite Ammonia Treatment and Discharge Enablement – Newcastle

National Pump & Energy (NPE) were engaged to address elevated ammonia levels in a client’s storm water retention pond after several significant rain events. The ponds were at capacity and needed treatment prior to being able to discharge offsite. Supplementing the customers ongoing existing efforts, NPE designed and delivered an onsite water treatment system to…

Engineering Meets Expertise: NPE Partnered with Nacap on a Remote Wind Farm

NPE in partnership with Nacap, delivered an innovative water management solution for a remote wind farm spanning a 12-kilometre pipeline through rugged and challenging terrain. Combining Nacap’s on-ground construction expertise with NPE’s engineering capability, the team developed a robust and efficient system designed to overcome steep inclines, difficult access, and complex site conditions. The result…

Stormwater discharge point with flow meter installed for compliance monitoring.

Royal Far West Manly Dewatering

NPE was awarded a dewatering and water treatment project to facilitate construction activities. To manage this project effectively, the temporary groundwater level beneath the basement has been set to 1.0 m below the proposed bulk excavation level, resulting in a level of 3.0 m during the excavation and dewatering processes. Maintaining this lowered groundwater level…

Critical Sewer Bypass Solution with Dual Diesel Pump System

National Pump & Energy (NPE) was engaged to support a critical infrastructure project with a temporary sewer bypass solution. The system featured two diesel pumps configured for duty and backup operation, ensuring uninterrupted flow management throughout the works. Installed near the inspection manhole, the setup included automated level control and backup activation to maintain performance…