Mains renewal and replacement

Clean water network analysis and data-driven asset management to identify worst-performing assets and transform your AMP8 mains renewal project.

We help water companies identify and prioritise water mains for replacement to meet regulatory performance commitments efficiently and cost effectively.

Improve water quality
Reduce burst, leakage and supply interruptions
Reduce high- and low-pressure complaints
Improve water quality related customer contacts
Optimise capital investment

Benefits

Improved water quality

Targets mains that contribute most to discoloration, water quality complaints, and sample failures, enhancing customer satisfaction.

Reduced network failures

Focuses on high-risk mains, which disproportionately contribute to network failures.

Substantial cost savings

Enables delivery of a portfolio of mains replacement schemes which maximises benefits to customers while averaging a <£292/m replacement cost.

Regulatory compliance

Supports achievement of performance commitments related to asset health and water acceptability. Pivot focus at anytime during the AMP if ODI focus changes.

Data-driven confidence

Replaces guesswork with evidence-based scheme selection, ensuring investment is directed where it matters most.

The process

Features

Asset risk profiling

Identifies and ranks water mains based on failure risk and impact on service quality.

Cost benchmarking

Align project budgets with realistic, optimised cost-per-metre targets.

Replacement plans

Tailored mains replacement strategies based on local network data.

Performance impact forecasting

Quantifies how asset interventions will improve key metrics like burst frequency and water quality.

Implementation-ready outputs

Goes beyond strategy to provide actionable plans that can be directly used for delivery.

Capability

Our team comprises nine seasoned professionals specialising in clean water networks, water engineering, hydraulic modelling, and water infrastructure asset management. Each brings a unique background and expertise, contributing to a well-rounded and highly capable group.

Collectively, we offer over 140 years of experience in water infrastructure management and modelling, including 35 years of direct service to water companies. This depth of knowledge enables us to deliver insightful, effective solutions across a wide range of water-related challenges.

Historically, we have provided a broad spectrum of services related to water infrastructure for most of the UK’s water companies, leading contractor organisations, and several international clients. Our work spans everything from strategic planning to technical modelling and asset optimisation.

We also maintain multiple long-standing relationships with various water companies and contractors, including Northumbrian Water, Dŵr Cymru Welsh Water, and Severn Trent Water. These partnerships reflect our commitment to quality, reliability and collaborative success.

Added value

Long-term planning

Provides a 10-year roadmap for asset replacement, enabling better budgeting and strategic planning.

Assured, flexible investment planning

Enables assured investment planning with asset-level detail, allowing agile reprioritisation mid-AMP and minimal rework amid shifting priorities.

Value-driven decision making

Prioritises investment based on best value for customers. Facilitates operational prioritisation (e.g. flushing programmes, asset maintenance) to maximise impact.