Pipeline Rehabilitation Services
Radius Subterra delivers specialist pipeline engineering services for trenchless rehabilitation of ageing and compromised pipelines across gas, water, and industrial networks.
Our proven techniques restore structural integrity, extend asset life, and minimise disruption, providing resilient, long-term network performance where full replacement is impractical or high-risk.
Flowstopping
We deliver live flowstopping interventions to enable safe, controlled pipeline isolation during rehabilitation, repair, and replacement works across all pipeline materials and diameters. Using proven mechanical, bagging, and stopple techniques, our teams maintain control of pressures and flows, avoiding disruption and full system shutdowns while critical maintenance activities are completed.
Pipeline Repair & Maintenance
We deliver rapid, engineered repair solutions for pipelines of any material, size or sector. From emergency response to planned interventions, our teams provide encapsulations, leak sealing, structural repairs, and condition-led maintenance. Fast mobilisation and nationwide coverage enable us to restore pipeline integrity efficiently while minimising disruption and downtime.
Pre-Insulated Pipework
We repair and replace pre-insulated pipework for district heating, cooling networks, energy, industrial processes, and specialist infrastructure, restoring thermal performance and reliability. Our teams manage removal, installation, and reconnection of ageing and failed systems, restoring thermal performance, containment integrity, and long-term operational reliability.
Pipe Cutting
We provide controlled cold-cutting, removal and modification of metallic and polyethylene (PE) pipelines for rehabilitation, repair, replacement, asset management, and decommissioning. Our teams perform circumferential and longitudinal cuts to facilitate redundant host pipe removal, flowstopping, lining installation, and new connections or diversions. All operations are spark-free, planned, and monitored.
Manufacture & Fabrication
We provide specialist manufacture and fabrication services for pipeline rehabilitation, repair and replacement. This includes bespoke polyethylene and metallic fittings, end caps, tees, adaptors, and connection components manufactured to suit standard and non-standard pipe sizes, materials and site constraints. All fabrications follow controlled processes to ensure compatibility, integrity and reliable performance.
Pipe Lining
Our pipe lining services restore ageing or deteriorated water and gas pipelines using advanced close-fit and semi-structural techniques. Subline, Rolldown and Subcoil provide durable, low-disruption rehabilitation across diverse host materials and diameters, extending asset life while maintaining flow capacity, operational resilience, and network performance.
Engineering & Project Management
Radius Subterra provides structured engineering and project management for pipeline rehabilitation, coordinating planning, sequencing, and on-site delivery. Our teams work closely with clients and stakeholders to define scopes, integrate works safely into live networks, and ensure projects are executed efficiently, compliantly, and in line with operational requirements.
Case Studies
Discover the prowess of Radius Subterra through our latest case studies.
Witness how we excel in tackling intricate pipeline challenges with innovative solutions and state-of-the-art technology. Stay tuned for more videos showcasing our commitment to engineering excellence.
Faced with severe leaks in a critical 1500mm trunk main, Radius Subterra provided an innovative pipeline rehabilitation solution using their close-fit PE liner system. This approach restored the pipeline’s integrity
Discover how Radius Subterra’s precision engineering revitalises a historic London waterway with cutting-edge pipeline solutions, installing a bespoke branch saddle onto a live water main in Finsbury Park. This job
Radius Subterra partnered with Anglian Water to solve leak issues in a hard-to-reach 10” water pipeline in East Anglia. Using their innovative Rolldown & Slipline method, Subterra maximised pipe bore
Case Studies
Discover how Radius Subterra delivers safe, innovative and technically assured solutions across the UK’s most challenging pipeline environments.
Faced with severe leaks in a critical 1500mm trunk main, Radius Subterra provided an innovative pipeline rehabilitation solution using their close-fit PE liner system. This approach restored the pipeline’s integrity
Discover how Radius Subterra’s precision engineering revitalises a historic London waterway with cutting-edge pipeline solutions, installing a bespoke branch saddle onto a live water main in Finsbury Park. This job
Radius Subterra partnered with Anglian Water to solve leak issues in a hard-to-reach 10” water pipeline in East Anglia. Using their innovative Rolldown & Slipline method, Subterra maximised pipe bore
What our client’s say about us
Contact us
Ready to progress your next pipeline project?
Radius Subterra’s specialist engineering teams are here to support you with safe, efficient and technically assured solutions across every stage of the asset lifecycle.
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