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Case Study Category: Water Treatment and Supply

Sandown Water Supply Works located next to the River Eastern Yar - Courtesy of Trant Engineering
Protected: Sandown WSW: pH Correction (2025)
Inside the new Avish Pumping Station - Courtesy of DAWSON-WAM & NI Water
Carmoney to Strabane Strategic Trunk Main (2025)
1500mm tunnel boring machine ‘Crookie Monster’ - Courtesy of CWA
Glasgow Resilience Programme (2025)
Mix tank B mixer & hopper feeder - Courtesy of NI Water
Seagahan WTW (2025)
(left) Polyelectrolyte dry powder batching and (right) New inlet blend tank being installed onto a new steel support structure - Courtesy of Enpure
Fixby WTW (2025)
Aerial view of the completed Saggart Reservoir - Courtesy of Coffey
Saggart Reservoir (2025)
Raw water lagoon - Courtesy of Trant Engineering
Sandown WSW: Flood Resilience (2025)
Middle Aston WBS - Courtesy of Ward & Burke
Middle Aston WBS (2025)
Site overview (August 2025) - Courtesy of MWH Treatment
Witches Oak WTW: Green Recovery – Decarbonising Water Resources (2025)
Otterbourne to Yew Hill DN700 pipework - Courtesy of Bartlett Contractors Ltd
Southampton & Andover Link Mains (2025)
Drone images showing pipes ready for installation - Courtesy of Coffey Construction UK
Trimpley to Hampton Loade Pipeline Project (2025)
Installation of pressure vessels - Courtesy of Galliford Try
St Cleer WTW (2025)
Finished site arrangement - Courtesy of MMB
Whittle Dene WTW (2025)
(left) Preparing a smart air pig for launch - Courtesy of iNPIPE PRODUCTS™ and (right) Launch of the smart air pig - Courtesy of Avove
Vyrnwy Aqueduct Maintenance Programme (2025)
Damaged reservoir revetment - Courtesy of @one Alliance
Cadney Reservoir (2025)
CeraMac® 37 ceramic membrane system following off-site integration - Courtesy of RSE
Alderney WTW (2025)
Modular and productised off-site build approach in workshop conditions - Courtesy of RSE
Eela WTW (2025)
Directional drill chamber and pipeline for pulling through - Courtesy of Essex & Suffolk Water
Layer to Langford Pipeline (2025)
Ballymore Eustace WTW - Courtesy of Glanua Ltd
Ballymore Eustace Water Treatment Plant (2025)
VIP-WECO hybrid liner installed within the large-diameter GRP pipes - Courtesy of Morrison Water Services (now M Group)
Millennium Main Rehabilitation Project (2025)
Restormel WTW - Courtesy of Galliford Try
Restormel WTW (2025)
Package water treatment plant at Glanua’s manufacturing yard - Courtesy of Uiscé Éireann
ECI 1A Package Plants (2025)
Troyswood WTP and the new raw water intake in the background - Courtesy of Glanua
Kilkenny City Regional Water Supply Scheme (2025)
Open cut pipe laying operations underway - Courtesy of @one Alliance/Barhale
Anglian Water’s Strategic Pipeline Alliance: Little Whelnetham to Raydon Tee Pipeline (2025)
The completed treated water storage tank at Longwood WTP - Courtesy of Uisce Éireann
Longwood Treated Water Storage Tank (2025)
Potton Road diversion pipes - Courtesy of Anglian Water’s @one Alliance
A428 Black Cat Roundabout Mains Diversions (2025)
Hydrolox eel screen installation - Courtesy of Anglian Water’s @one Alliance
Duston Mill Pumping Station Intake (2025)
Inveraray WTW main building housing the inlet, saturation/coagulation and first stage filtration facilities - Courtesy of ESD
Argyll SCADA Project – Inveraray WTW (2024)
Tunstall Reservoir - Courtesy of Esh-Stantec
Tunstall Reservoir (2024)
Aerial view of site after the abandonment works have been completed - Courtesy of George Leslie Ltd
Dunside Reservoirs (2024)
(left) Installation of 450mm pipe in Dennet Gardens, (middle) backfilling on Strabane Old Road, and (right) sliplining 450mm pipe on Dungiven Road - Courtesy of Farrans
Crescent Link Trunk Main (2024)
13 tonne excavator lifting pipe during pulling - Courtesy of Farrans/Glanua Group JV
Stiles Way Trunk Main (2024)
Springwell Service Reservoir construction progress (June 2024) - Courtesy of Mott MacDonald Bentley
Springwell Service Reservoir (2024)
Construction phase progress (July 2024) - Courtesy of ESD
Herricks WTW (2024)
New spillway construction with embankment breach in progress in the background - Courtesy of Canal & River Trust
Harthill Reservoir (2024)
New Howden CWT under construction - Courtesy of ESD
Central Borders Strategy (2024)
Sundon Water Treatment Facility - Courtesy of Ward & Burke
Sundon Water Treatment Facility (2024)
Looking north over Katrine Dam - Courtesy of Whitehouse Studios
Loch Katrine Emergency Dam Project (2024)
Biomatrix floating wetlands at Witches Oak Water (autumn 2023) - Courtesy of Sky Revolution
Witches Oak Raw Water Pumping Station (2024)
(left) Tunnel shaft construction and (right) tunnel construction - Courtesy of Farrans Construction
Project Pipeline – County Durham & Tees Valley (2024)
Lagoon during run to waste commissioning - Courtesy of Mott MacDonald Bentley
Mosswood WTW (2024)
Understanding asset health issues is key to improving environmental performance
Southern Water Maintenance Transformation (2024)
Witches Oak WTW - site layout - Courtesy of MWH Treatment
Witches Oak WTW: Green Recovery – Decarbonising Water Resources (2024)
The new water tower roof being lifted into place - Courtesy of @one Alliance
Toplers Hill Water Tower (2024)
Complete Installation of two S1800 Hydrolox Screens and decking system - Courtesy of South West Water & Fishtek ltd
Northbridge Eel Regulations Compliance Project (2024)
Constructed pump-skid with Grundfos pumps and bottom-entry MCC within the security-rated kiosk - Courtesy of Mott MacDonald Bentley
Sluvad WTW (2024)
The completed Kerse Treated Water Storage Tank (May 2024) - Courtesy of ESD JV
Kerse Treated Water Storage Tank (2024)
Installing the drawdown siphons at Gouthwaite Reservoir - Courtesy of Jifmar Group
Gouthwaite Reservoir (2024)
C19 ceramic membrane vessel - Courtesy of Scottish Water
Bonnycraig WTW (2024)
Llyn y Fan Fach Reservoir - Courtesy of Arup
Llyn y Fan Fach Reservoir (2024)
Clean backwash pumping station - Courtesy of Mott MacDonald Bentley
Embsay WTW (2024)
Lining head - Courtesy of Yorkshire Water
Stockton Lane, York, Mains Rehabilitation (2024)
West Hallington Reservoir (2024)
Stithians WTW (2023)
Usk Reservoir (2023)
Wooler WTW (2023)
Parkmore Pumping Station & Trunk Main (2023)
Whitehall Distribution Service Reservoir (2023)
Bourn Reservoir (2023)
Clough Bottom Impounding Reservoir (2023)
Birds Park Impounding Reservoir (2023)
Tophill Low WTW (2023)
Rivington Upper Impounding Reservoir (2023)
Seedy Mill WTW (2023)
Durleigh WTC (2023)
Lee Road Water Treatment Plant (2023)
Hanningfield WTW – Washwater System (2023)
Alderney WTW (2023)
Witches Oak WTW: Green Recovery – Decarbonising Water Resources (2023)
Derg WTW (2023)
Tees & Central Strategic Pipeline: Phases 1 & 2 (2023)
Littlehempston WTW (2023)
Lluest Wen Reservoir (2023)
Wells to Glastonbury Pipeline (2023)
Isle of Wight South Strategic Optimisation (2023)
Layer to Langford Pipeline (2023)
King George V Reservoir (2023)
River Lyd Pumping Station (2023)
Lower Barden Reservoir (2023)
Faringdon to Blunsdon Trunk Main Phase 2 (2023)
Ufton Nervet WTW (2023)
Kinnerley WTW (2023)
Hingston Down Reservoir (2023)
Anglian Water’s Strategic Pipeline Alliance: Norwich to Wymondham Pipeline (2023)
Ovingham Raw Water Pumping Station (2023)
Hampton Loade WTW (2023)
Northern Resilience Phase 3 (2022)
(left) In Mosswood’s smallest dry wells, GMS flooring was installed by FSE to provide safe access and (right) Successful pipework and reactor installation at Mosswood by Fluid Sealing & Engineering (FSE) - Courtesy of MMB
Mosswood & Lumley WTWs (2022)
Severn Trent Borehole Capital Maintenance (2022)
United Utilities Filtration System Replacement (2022)
Matchams Raw Water Intake - Courtesy of South West Water
Matchams Riverbank Stabilisation (2022)
Installation of the twin pipe siphon system at Dean Clough Reservoir - Courtesy of Costain
Dean Clough Lower Impounding Reservoir (2022)
Completed liner system installation - Courtesy of Costain
Heaton Park Reservoir Liner Improvements (2022)
(top left) Construction of the original weir gates, (top right) weir gates following flood event, (bottom left) the weir gates prior to upgrade and (bottom right) the new weir gates - Courtesy of NI Water
Faughan Raw Water Pumping Station (2022)
Drone image showing strung out pipes for the Lincoln to Grantham pipeline - Courtesy of David Clarke/SkyCam East Lincolnshire
Anglian Water’s Strategic Pipeline Alliance (2022)
United Utilities Maintenance Service Provider Framework (2022)
Fontburn site viewed from dam wall - Courtesy of Northumbrian Water Group
Fontburn WTW (2022)
Queen Elizabeth II Reservoir (2022)
Riding Mill Raw Water Pumping Station (2022)
Hampton Loade eel screen arrays in the River Severn - Courtesy of Integrated Water Services (M&E) Ltd
Hampton Loade WTW – Eel Screens (2022)
Alston Spade Mill Pipeline under construction - Courtesy of Advance-plus
Alston Spade Mill Pipeline (2022)
The new Hanningfield washwater tanks - Courtesy of Essex & Suffolk Water
Hanningfield WTW – Washwater System (2022)
Southern Water Eel Screens Programme – Construction (2022)
Drumaroad CWB - Courtesy of NI Water
Drumaroad Clear Water Basin (2022)
Plas Uchaf Reservoir (2022)
Ynys-y-Fro Lower Reservoir (2022)
Pant-Yr-Eos Reservoir (2022)
London skyline from view at top of embankment - Courtesy of MWH Treatment
Maiden Lane Reservoir (2022)
Papplewick Borehole Pumping Station (2022)
Wing WTW (2022)
Swinsty Impounding Reservoir (2022)
Overall site layout rendered in 3D - Courtesy of Stantec UK
Layer WTW (2022)
Dewatering system to drawdown the water table below the construction of an ASP tank - Courtesy of OGI Groundwater Specialists Ltd
Groundwater Resource Management During Dewatering for Infrastructure Construction (2021)
Durleigh WTC (2021)
Bedersaig WTW (2021)
C1a Project (2021)
Rosebery WTW (2021)
Craighead WTW (2021)
Ludham Licence Reinvestment (2021)
Severn Trent Eels Regulation Compliance (2021)
Sunderland Groundwater Stations (2021)
Lower Neuadd Reservoir (2021)
Dolwen Reservoir (2021)
Beenhams Heath WTW (2021)
Belaugh & Waveney Raw Water Intakes (2021)
Maerdy WTW (2021)
Service Reservoir Isolation Programme (2021)
River Itchen Eel Screens Project (2021)
Poolend Borehole Capital Maintenance (2021)
Mosswood WTW (2021)
Haweswater Aqueduct, Hallbank Tunnel Replacement (2021)
Uckington Water Treatment Scheme (2021)
Heigham WTW (2021)
Bray Keleher WTW (2020)
Durleigh WTC (2020)
Tarbert WTW (2020)
Uig WTW (2020)
Invercannie WTW (2020)
Battersea Shaft Pumping Station (2020)
Keele University Water Management Plan (2020)
Blackmoorfoot Reservoir (2020)
Smart Flushing (2020)
LED UV Water Treatment (2020)
Stratford St Mary Pumping Station (2020)
Langsett WTW (2020)
Leased Lines Replacement Project (2020)
HS2 Impact Assessment (2020)
Barrow Hill Shaft (2020)
Murton WTW (2020)
Ardsbeg WTW (2020)
Ketford Borehole Pumping Station (2020)
BRP – Elan Valley Aqueduct – Birmingham Resilience Project (2020)
College Avenue Contact Tank (2020)
Llyn Brenig Reservoir (2020)
Affinity Water Metaldehyde Removal Project (2020)
Syleham WTW (2020)
Southern Water Eel Screens Programme – Design (2020)
Church Wilne WTW (2020)
Newark Waste and Water Improvement Project (2020)
Childrey Warren WTW Abstraction Closure (2020)
Langford WTW (2020)
BRP – Raw Water Project – Birmingham Resilience Project (2020)
Lough Fea Clear Water Basin South (2020)
BRP – Treated Water Project – Birmingham Resilience Project (2020)
Billericay, Danbury & Hollingsworth Road Water Towers (2020)
Rathlin Island Borehole Project – Ion Exchange Plant (2020)
Bewdley Bank Service Reservoir (2020)
Hazards Green WTW – Eel Screens (2019)
Garreglwyd Raw Water Supply Main (2019)
River Yare Pipeline Crossing & Tunnel Decommissioning (2019)
Chlorine and Sulphur Dioxide Gas Removal (2019)
Bradan WTW (2019)
Glenlatterach WTW (2019)
Lochmaddy WTW (2019)
Juas WTW (2019)
Aubrey Street Reservoir (2019)
Mythe WTW (2019)
Warland Impounding Reservoir (2019)
Cotherstone Pipe Bridge & Mains Refurbishment (2019)
Talybont Reservoir (2019)
BRP – Treated Water Project – Birmingham Resilience Project (2019)
Brantham Pumping Station (2019)
Grands Vaux Reservoir Pumping Station (2019)
Bryn Cowlyd WTW (2019)
Otterbourne WTW (2019)
Bray Keleher WTW (2019)
Loch Ness Regional WTW (2019)
Loftsome Bridge WTW – Intake (2019)
Ten Acre Impounding Reservoir (2019)
Water Supply GRID – Conclusion (2019)
Childrey Warren WTW Abstraction Closure (2019)
Thames Water AMP6 Pressure Management Programme (2019)
Abberton Pipeline Project (2013)
Abberton Scheme – Wormingford Pumping Station (2013)
Birmingham Water Treatment (2013)
Birmingham (A45) Water Mains Diversions (2013)
Black Esk Reservoir Dam Raising (2013)
Bristol Resilience – Durdham Down Combined Main (2013)
Carron Valley Mains (2013)
Coed Dolwyd Service Reservoir (2013)