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Case studies in Utilities

Real work delivered for water companies, developers, and Tier 1 contractors in the Utilities category.

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23 case studies

In Utilities

350mm GRP Main Repair, Walton Repair & maintenance
Affinity Water

350mm GRP Main Repair, Walton

350mm repair completed on a GRP water main in Walton. Overgrowth cleared and concrete-encased main excavated before the damaged section was cut out and replaced with a new PE pipe section using flanged mechanical couplings.

Walton, Surrey·Repair & maintenance
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Cross Connection on Park Road, Hayes: 3 Inch to 6 Inch Network Reinforcement Repair & maintenance
Affinity Water

Cross Connection on Park Road, Hayes: 3 Inch to 6 Inch Network Reinforcement

Project overviewCross connection between a 3 inch and 6 inch water main on Park Road, Hayes, for Affinity Water network reinforcement. Delivered live by Ian and DJ, with the works used as the site audit for their EUSR NCO (Water) Network Construction Operations registration. Audit carried out by Jo Parker.

Hayes, Greater London·Repair & maintenance
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Ekki Bog Mat Access Road Replacement at Northmoor WTW Groundworks
Affinity Water

Ekki Bog Mat Access Road Replacement at Northmoor WTW

Replacement of the Ekki hardwood bog mat access road at Northmoor Water Treatment Works in Denham, for Affinity Water. Specialist estates civils work at an 18 ML/D strategic treatment site, delivered by Joss, Tilly, Ryan, Emmanuel and Iulian under observation from the client's senior projects managers. Completed September 2025.

Denham, Buckinghamshire·Groundworks
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Cross Connection Install in Ascot for Affinity Water Repair & maintenance
Affinity Water

Cross Connection Install in Ascot for Affinity Water

Cross connection install on an Affinity Water network in Ascot, Berkshire. Under-pressure drilling and pipework fabrication to tie two sections of distribution main together, completed live without service interruption. Delivered by Lukos and Kris.

Ascot, Berkshire·Repair & maintenance
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Pressure Management Scheme: PRV Install on Live Main Repair & maintenance
Affinity Water

Pressure Management Scheme: PRV Install on Live Main

Complete pressure management installation for Affinity Water. Live main exposed, under-pressure drilled, line stopped for isolation, bypass pipework installed, pressure reducing valve (PRV) commissioned, and full site reinstatement. No service interruption throughout. Completed by Mark and Ciaran.

Walton-on-Thames, KT12·Repair & maintenance
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Washout Installs on 9 Inch Main, Watford Repair & maintenance
Affinity Water

Washout Installs on 9 Inch Main, Watford

Two under-pressure drillings on a 9 inch water main in Watford for Affinity Water, installing two washout points in the footway to enable future network flushing operations without road works. Carried out live - no customer impact. Completed by Lukos and Kris.

Watford, Hertfordshire·Repair & maintenance
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Emergency 12 Inch Burst Main Repair in Watford Repair & maintenance
Affinity Water

Emergency 12 Inch Burst Main Repair in Watford

Emergency 12 inch burst main repair on Lower High Street, Watford. Rick and Anthony worked through Friday night into Sunday to complete the repair, backfill, reinstate, and fully reopen the road by midday Sunday.

Watford, Hertfordshire·Repair & maintenance
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Cold Applied Reinstatement at Harefield for Affinity Water Reinstating
Affinity Water

Cold Applied Reinstatement at Harefield for Affinity Water

Cluster of frame and cover reinstatement works in Harefield, London Borough of Hillingdon, delivered for Affinity Water over a single weekend using fully cold-applied, HAPAS-compliant materials under McFadden's Magma Approved Installer status.

Harefield, Greater London·Reinstating
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1200mm branch cut out Chertsey Repair & maintenance
Affinity Water

1200mm branch cut out Chertsey

1200mm cut out at Chertsey works. Challenging job carried out by Chris, Tyler, Dan and Michael.

Chertsey, Surrey·Repair & maintenance
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