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Marshalls Civils & Drainage

Marshalls Civils & Drainage is a precast concrete business with a difference as innovation and diversification is the key to its success, a market leading manufacturer of concrete products specializing in concrete drainage products including pipes, manholes and gullies.

The Marshalls Off-Site solutions team offers a diverse range of cost and time saving products that are designed, engineering and manufactured off-site under factory conditions, these include modular walls, platforms and tank systems, preformed manholes and bases and watertight sealed manholes and a range of bespoke precast products.

The Redi-Rock retaining wall system is an ingenious, space saving solution for the retention of earth for a wide range of retaining, force protection, landscaping and flood protection applications.

Marshalls specialist precast concentrates on producing high quality elements which provide the best value for customers producing goods like spillway blocks, beams, stairs and terraces, reinforced panels and bespoke products to your specification.

The environmental team developed a range of solutions for water management including harvesting, storage, flow control and treatment. Concrete has many advantages over other materials for storage of water and Marshalls has maximised the benefits producing systems for collecting and storing rainwater and grey water.

Stroud Sewerage Strategy Project: Part 2 (2023)

The Stroud Sewerage Strategy is a major investment by Severn Trent which is required to overhaul of the existing sewer network by installing almost 3.5km of enlarged sewer pipe, separating surface water from the sewage network, creating additional storage with smart controls to hold stormwater back during large storm events before returning it to the […]

Lluest Wen Reservoir (2023)

Located near Maerdy in South Wales, Lluest Wen Reservoir is a Category A Large Raised Reservoir as defined by the Reservoirs Act 1975. The reservoir is impounded by a 200m long, 25m high earth embankment dam across the Rhondda Fach River and currently impounds 1.07Mm3 of water. Construction of the reservoir was originally completed in […]

Chippenham Gateway Sewer (2022)

Wessex Water were served under S98 of the Water Industry Act to provide an offsite foul water connection for St Modwen’s new Chippenham Gateway development. This commercial development consists of one million square feet of commercial development and potentially a 150-room hotel. An initial modelling appraisal identified insufficient capacity in the local public sewerage network […]

Stroud Sewerage Strategy Project: Part 1 (2022)

Stroud is located in Gloucestershire near the southern boundary of the Severn Trent region between Gloucester and Bristol. The catchment is a mix of urban and rural areas and has a population of circa 67,000. The sewerage network is primarily a combined network with Wallbridge Combined Sewer Overflow (CSO) being a key asset close to […]

Maerdy WTW (2021)

Maerdy Water Treatment Works (WTW) is located 35km north of Cardiff, supplying up to 16Ml/d potable water to customers in Ferndale and the surrounding area. Raw water is gravity fed from Castell Nos and Lluest-Wen Reservoirs and the quality can be highly variable, particularly following heavy rainfall resulting in a challenge to WTW performance. In […]

Heigham WTW (2021)

Heigham Water Treatment Works (WTW) has supplied clean water to the City of Norwich for more than 100 years. The treatment works supplied an average 42 Ml/d of water into the Norwich Public Water Supply Zone serving a population in excess of 200,000. The £36m scheme was the largest capital investment project within Anglian Water’s […]

Ketford Borehole Pumping Station (2020)

Severn Trent’s Ketford Borehole Pumping Station (BPS) is a critical source which feeds into the Bromsberrow BPS, where the water is blended before being pumped into supply. The pumping station was vulnerable to outage largely due to having a single operational borehole. There were three boreholes at the site (BH1, BH2 and BH3), which historically […]

Newark Waste and Water Improvement Project (2020)

Severn Trent have made a £60m investment in Newark-on-Trent upgrading the sewers and water supply network throughout the town. The project provided relief to some 400 homes and businesses from sewer flooding, and provided a robust water supply system which will serve the town for many years to come. The project included a 2.8km segmental […]

BRP - Treated Water Project - Birmingham Resilience Project (2020)

Raw water has been collected in reservoirs in the Elan Valley in Wales and transferred 118km under gravity through an aqueduct to the water treatment works (WTW) in Birmingham for treatment and distribution to the city’s residents and industries since the beginning of the 20th century. The original infrastructure was constructed over 100 years ago, […]

Kirk Hallam, Abbott Road, Flood Alleviation Scheme (2020)

Kirk Hallam is a village on the outskirts of Ilkeston, Derbyshire in the East Midlands. It had a history of internal and external property flooding from the sewerage network in three separate locations within the catchment. Severn Trent (ST) appointed nmcn PLC (now Galliford Try) as the design and build contractor under the AMP6 framework […]

BRP - Treated Water Project - Birmingham Resilience Project (2019)

Since the beginning of the 20th century, raw water has been conveyed 118km from the Elan Valley in Wales, under gravity by aqueduct, to the water treatment works (WTW) in Birmingham for treatment and supply to the population of the city. The aqueduct has been in continuous service for over 100 years and requires some […]

Davyhulme WwTW Modernisation Project (2019)

Davyhulme Wastewater Treatment Works (WwTW) is United Utilities (UU) largest, serving over 1.3 million customers across Greater Manchester. Built in 1894, it has seen continuous development in wastewater treatment including the invention of the activated sludge process (ASP) by Ardern & Lockett in 1914. Incoming flows from the combined sewer network can reach 30m3/s, the […]

Ayrshire Resilience Scheme: Phase 2 Highlees (2018)

During investment period 2016/17, Scottish Water commenced the first phase of construction on a £120m investment project known as the Ayrshire Resilience Scheme, designed to improve the resilience of the drinking water network throughout much of Ayrshire and parts of East Renfrewshire. Once complete, this scheme will benefit more than 200,000 Scottish Water customers. Caledonia […]

BRP - Treated Water Project - Birmingham Resilience Project (2018)

Since the beginning of the 20th century, the Elan Valley Aqueduct (EVA) has conveyed raw water 118km from the Elan Valley in Wales under gravity to Frankley Water Treatment Works (WTW) in Birmingham. The treatment works was inaugurated at the same time as the EVA and has treated water, to supply the residents and industries […]

Hagley (Newfield Road) Flood Alleviation (2018)

The small town of Hagley, Worcestershire is served by an ageing sewer network which drains the wastewater of the 6,000 inhabitants towards the large Milestone Drive Sewage Pumping Station. Following decades of growth, misconnections and increased urbanisation within the existing catchment, hydraulic pinch points on the foul sewer network subjected numerous clusters of low-lying properties […]

North Wales Sludge Strategy & Five Fords AAD (2018)

Welsh Water set out its vision in its Sewage Sludge Strategy 2040 how it intended to deal with the number one waste management challenge all water utility providers face, the sustainable management and disposal of wastewater sludges. With ever tightening nutrient and heavy metal limits on agricultural usage, and more pressure than ever for companies […]

Prioress Mill Raw Water Pumping Station (2018)

Prioress Mill Raw Water Pumping station (RWPS) is located in Rhadyr, near Llancayo, Monmouthshire, on the south bank of the River Usk. It abstracts at a rate of up to 318 ML/day, and is the primary supply to Llandegfedd reservoir, which then feeds Sluvad Water Treatment Works (WTW). Prioress Mill RWPS has been identified by […]

South West Water Shellfish Waters NEP AMP6 Programme (2018)

The 2010 Shellfish Waters Directive placed a new obligation on South West Water (SWW) to endeavour to meet the Shellfish Waters Regulations ‘Guideline’ Standard. (Class B). The Shellfish Waters (SFW) programme of work was to meet legislative requirements to protect or improve designated shellfish waters to support shellfish life and growth, contributing to the quality […]

Station Road (Queensbury) Sewer Flooding (2018)

Mott MacDonald Bentley (MMB) carried out an investigation for Yorkshire Water Services into the flooding of five properties in Queensbury in West Yorkshire during periods of heavy rainfall. The investigation concluded that the combined sewer system in the residential cul-de-sac had insufficient capacity during a 1 in 10-year storm return event, resulting in overland flow […]

Allonby WwTW (2017)

Allonby Wastewater Treatment Works (WwTW) is located to the north of the coastal town of Allonby, Cumbria, serving a population equivalent of less than 1000 within a dominantly rural catchment area. The works provides treatment via a three stage process, including rotating biological contactors (RBCs) and ultraviolet dosing. Allonby WwTW is situated on the coast […]

Ambergate Strategic Service Reservoir Renewal: Phase 2 (2017)

The existing Ambergate Reservoir was commissioned in 1907 and formed a part of the Derwent Valley Aqueduct receiving water from the Upper Derwent Valley. Water treated at Bamford WTW is delivered to Ambergate Reservoir by gravity via the aqueduct. The existing reservoir had a capacity of 128Ml supplying water to the cities of Derby, Nottingham […]

Bristol Road Sewer Pumping Station (2017)

Burnham Jetty is the only ‘poor’ bathing water site in the Wessex Water region as categorised by the EU Revised Bathing Water Directive. Wessex Water has been working with the Environment Agency and committed £39 million to 12 schemes to improve this rating. Bristol Road Sewer Pumping Station (SPS) and Combined Sewer Overflow (CSO) rebuild […]

Bynea Sewage Pumping Station (2017)

Dŵr Cymru Welsh Water (DCWW) is carrying out a strategic package of works in the Llanelli and Gowerton catchments with the aim of reducing spills into the Loughor Estuary. Bynea Sewage Pumping Station (SPS) is a key asset, receiving sewage flows from the local catchment and transferring them to Llanelli WwTW. The site originally operated […]

Davyhulme WwTW Modernisation Project (2017)

Davyhulme WwTW is United Utilities’ largest wastewater treatment works, which serves over one million people in Greater Manchester; it has been undergoing a £200 million modernisation process, which started on site in 2015 and is now close to construction completion. The upgrade is required to ensure it complies with tighter discharge consents and the impact […]

Heanor Breach Road Flood Alleviation Scheme (2017)

Severn Trent Water has completed the £1m Heanor Breach Road Flood Alleviation Scheme which will reduce the flooding witnessed by numerous properties on Breach Road, Heanor. The scheme works by quickly conveying the combined sewer water away from the properties at risk of flooding and safely storing it in a 163m long 2.1m diameter tunnel. […]

Ayrshire Resilience: Phase 1 (2016)

Scottish Water has recently commenced the first phase of construction on a £120m investment project designed to improve the drinking water network throughout much of Ayrshire and parts of East Renfrewshire. The project involves the installation of a new large diameter strategic water main from Newton Mearns continuing down towards the Fenwick/Waterside area and finally […]

Beckton STW (2016)

In May 2015 Thames Water Operations identified emergency works on Activated Sludge Plant (ASP) 2 at Beckton STW in east London. The work was necessary to address the asset health and resilience of the treatment works, meet performance commitments and ensure satisfactory sludge disposal. The project was a fast track design and implementation with early […]

BRP - Treated Water Project - Birmingham Resilience Project (2016)

Frankley WTW is located to the south west of Birmingham city centre. It is the primary water treatment works supplying potable water to the city of Birmingham. The Elan Valley Aqueduct (EVA) is a 118km gravity aqueduct that conveys raw water from the Elan Reservoirs in mid Wales to Frankley WTW. The Elan Reservoirs are […]

Davyhulme Biomethane Utilisation Project (2016)

Davyhulme WwTW is the location for United Utilities’ sludge balanced asset programme (SBAP) facility. This centralised treatment hub for sludge processes all of the indigenous sludge from Davyhulme which serves over one million people along with sludge imports from other United Utilities WwTWs. The centralisation of sludge treatment at Davyhulme has taken place through a […]

Davyhulme WwTW Modernisation Project (2016)

Located in the North West of England, Davyhulme wastewater treatment works (WwTW) is United Utilities largest works, serving over 1 million customers across Greater Manchester. The works are currently facing several future challenges, namely (i) the tightening of the ammonia (NH3) permit limit from 3mg/l to 1mg/l to comply with the requirements of the Freshwater […]

Garendon Green (Loughborough) Flood Alleviation (2016)

Garendon Green is a residential street situated approximately 1km to the west of Loughborough town centre, north of the university and west of the hospital. Garendon Green runs parallel to the Burleigh Brook into which the local surface water drainage outfalls. The combined sewer discharges into the main Loughborough trunk sewer approximately 1,300m downstream. In […]

Glentworth Water Recycling Centre (2016)

The village of Glentworth is approximately 10 miles north of the city of Lincoln and one mile south-west of Caenby Corner. The water recycling centre (WRC) is located near the village in the West Lindsey district of Lincolnshire, and falls under the control of Anglian Water. Glentworth WRC serves a catchment area of 1250 PE […]

Oswestry WTW (2016)

United Utilities’ Oswestry WTW is located near to the market town of Oswestry, Shropshire on the England/Wales border. The original works became operational in 1892, near the end of the Victorian era, in response to the growing need for wholesome clean drinking water to Liverpool. It is a large works which treats raw water from […]

Woolston WwT Scheme - Part 1 (2016)

Construction works are now in their second year on Southern Water’s £63 million environmental improvement scheme to redevelop and completely modernise Woolston WwTW. (The first year of the Woolston WwT Scheme was detailed in the 2015 edition of UK Water Projects). The existing works uses a conventional activated sludge plant (ASP), built in 1966, treating […]

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Sectors: Chemical Engineering

Categories: Apprentice

Locations: Hybrid, North West

Apply by: 22 Jun 2026

Contract: Zero Hour

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What we do:

Plant & Equipment: Concrete - Precast | Flood Protection & Prevention | Pipes | Storm Tank & Sewer Flushing & Cleaning Systems | Tanks & Tank Covers