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Project

Pumping Station Upgrade from Bovingdon to Heronsgate

Client:

Affinity Water

Duration:

2019

Contract value:

£5.33 million

We enhanced network resilience by delivering mechanical, electrical, control, automation, and civil engineering works across two critical pumping stations, applying innovative engineering solutions to improve reliability and performance.

Project Overview

Enisca Browne delivered two complex infrastructure projects: the Runleywood Borehole for Affinity Water and a pumping station at Walthamstow Wetlands for Thames Water. Both required careful planning in sensitive environments to minimise disruption and meet strict standards.

At Runleywood, a 320m borehole was drilled on a constrained residential site. At Walthamstow, the team built a new pumping station with a rising main, two pipe bridges, and a 100m under-river directional drill to support long-term operations.

Key Achievements

0 week

Programme reduction through innovative delivery methods

0 % +

Cost savings against initial project estimates

+ and -

Increased pumping efficiency and reduced consumption

Minimal

Supply disruption during complex upgrade works

Key Challenges & Solutions

Supply Continuity

To keep water flowing during works, Enisca Browne used off-site modular builds, reducing disruption, speeding up installation, and cutting costs.

Faster Delivery

Early contractor involvement and innovative methods shortened the programme by 10 weeks, minimising operational impact.

Cost Savings

Efficient delivery and smart engineering achieved over 10% savings, offering strong value to the client.

Project Outcomes

Through innovative engineering, off-site fabrication, and efficient management, Enisca Browne delivered upgraded pumping stations that boost Affinity Water’s resilience. The improvements reduce energy use and enhance control system performance.

This project showcases Enisca Browne’s ability to deliver complex upgrades while maintaining services and achieving significant cost and time savings.

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