River Sapiston Restoration
Salix River & Wetland Services delivered in partnership a 20-day restoration programme on the River Sapiston. Aimed at improving channel diversity, strengthening ecological resilience, and re-establishing natural connections between the river and its floodplain.
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Doverdale Solar Farm Earthworks
Salix was commissioned on a sub-contract package under the main ECP contract to undertake Civil infrastructure works associated with the construction of a 62MW Solar Farm.
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Staplefield ICW
At Salix, we’re proud to have played a key role in delivering the new Integrated Constructed Wetland (ICW) at Staplefield Wastewater Treatment Works in West Sussex.
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Thorpe Hesley Wetland Planting
Salix River & Wetland were appointed by Kier Professional Services to develop a planting plan for two new reedbeds forming part of the Thorpe Hesley Minewater Treatment Scheme.
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Clayton West – Integrated Constructed Wetlands
Under the Water Industry National Environment Programme (WINEP), Yorkshire Water collaborated with JN Bentley and Salix River & Wetland to deliver the Clayton West ICW, a landmark project in tertiary wastewater treatment.
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Canal Bank Remediation, Irlam Wharf
Salix collaborated with Marshall Construction to deliver a value-engineered, bio-engineered remediation of 400 metres of eroded canal bank on the Manchester Ship Canal, providing long-term slope stability, environmental enhancement, and cost savings through on-site innovation and efficient project management.
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Root & In-River Causeway Installation at Calverley, Leeds
Salix collaborated with Bam Nuttall to stabilise the severely eroded Calverley Riverbank in Leeds through the installation of Root-Wads, Aqua Rock Bags, and bespoke backwater features.
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Lake Taf Bargoed
Salix successfully delivered lake improvement works at Taf Bargoed, enhancing biodiversity, fish habitat, and recreational use by desilting key areas, constructing a bioengineered island, and resolving long-standing erosion and drainage issues despite challenging ground conditions.
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River Beane Restoration – Woodhall Estate
Salix and cbec restored the River Beane, re-meandering channels and adding natural features to improve habitat, water quality, and floodplain connectivity.
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Stowlangtoft River Restoration
Salix delivered the Stowlangtoft River Restoration project in Suffolk for Anglian Water, using brushwood berms, tree hinging, gravel riffles, and regraded banks to enhance flow diversity, reconnect the floodplain, and improve habitats.
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Silverthorne Sheet Piling
Salix built a 60-year sheet piled wall with a reinforced concrete capping beam at Silverthorne Lane, Bristol, replacing a failed timber wall and overcoming complex tie-ins, access, and ground challenges while ensuring full environmental compliance.
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Gadder River Restoration
A comprehensive river restoration project on the River Gadder enhanced habitat diversity, stabilised banks, and improved flow dynamics through natural design measures, creating a more resilient and ecologically rich watercourse for Anglian Water.
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Land Reclamation, Marl beck
Reprofiling and drainage improvements at the Marl Beck site transformed unstable mine waste into stable, vegetation-ready landforms, enhancing water management and reducing erosion risks for a more sustainable and environmentally secure landscape.
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Integrated Constructed Wetland
An integrated constructed wetland is being developed at Hinckley Sewage Treatment Works to treat stormwater, transforming 45,000m² of made ground into four wetland cells that enhance water quality, biodiversity, and sustainability through a fully self-delivered design and build approach.
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Grey Towers Pond Desilting
A village pond was restored through desilting and vegetation clearance using specialist low-impact equipment, improving its ecological function and appearance while minimising disruption.
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Floating Reedbed Maintenance, Papworth Everard
A pioneering 2,000m² constructed wetland for Anglian Water combined sub-surface flow and floating reedbeds to achieve effective wastewater treatment within a compact site, marking the first large-scale floating reedbed used for tertiary treatment in the UK.
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Delamere Forest Brook Dredging
Salix completed a drainage and flood mitigation project in Delamere Forest ahead of schedule, desilting the brook, upgrading the outfall, and reinforcing banks with sustainable materials to improve water flow and prevent future flooding.
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Bankside Remediation, Worsbrough Reservoir
Salix delivered durable rock mattress revetments at Worsborough Reservoir for Balfour Beatty and the Environment Agency, stabilising eroded banks, improving accessibility, and enhancing the site’s safety, longevity, and ecological value.
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Ammanford (Llandibye)
Salix delivered sustainable pipe protection works for Wales & West Utilities in Ammanford, using soft engineering and Salix Rock Mattresses to stabilise the eroded river channel and safeguard the gas pipeline.
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River Washford Roadwater Erosion Protection
Salix restored a failing 40 m riverbank on the River Washford using Rock Rolls and Shear Stress Turf, delivering durable flood protection and improved habitat within a confined, sensitive site.
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Our Rock Products are the (Jack’s) Key to Preventing Erosion
Pre-filled Rock Mattresses and Rock Rolls were deployed at Jack’s Keys to stabilise a newly engineered river channel, prevent scour, and support wildlife, providing a rapid, environmentally sensitive, and long-term erosion control solution.
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Habitat Creation at Padnall Lake, a SuDS Solution
A concrete-lined pond at Padnall Lake was transformed into a thriving natural habitat through the creation of marginal shelves and the installation of pre-established coir pallets, greatly enhancing biodiversity and visual appeal.
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Silent Valley Erosion Control
Salix applied HydraCX™ to 125,000 m² of erosion-prone landfill slopes in Ebbw Vale, providing immediate soil protection and promoting vegetation growth as a cost-effective, natural alternative to traditional erosion control mats.
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Kingsbury Tamworth Rail Line
HydraCX was applied to stony slopes in Tamworth to establish vegetation without topsoil, successfully stabilising the surface and promoting natural colonisation over time through a nurse crop approach that withstood heavy rainfall and harsh conditions.
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Locke Park Lake
Locke Park Lake was restored through de-silting, construction of a new weir, and installation of a gabion silt trap, improving water management and ensuring the lake’s safe, long-term use for recreation.
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Kelham Island Goit
Salix were contracted by Mansell Construction to dredge the contaminated goit forming Kelham Island and working closely with ecologists ECUS to create marginal habitat.
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Beacon Park
Salix restored Beacon Pool for Lichfield Council, removing silt, stabilising soft eroding banks with coir rolls and timber works, and enhancing public access with a new walkway and viewing platform.
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River Roding Enhancement
Inter-tidal riverbank works on the River Roding near the Barking Barrier used bioengineering methods such as brushwood fascines and brush mattresses to promote sediment build-up, enhance stability, and support habitat creation as part of an Environment Agency enhancement project.
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Restoring Saltmarsh Habitats to Prevent Erosion
Salix restored 600 m of eroding saltmarsh at West Thurrock using brushwood fascines and native plug plants to retain sediment, reduce erosion, and re-establish diverse vegetation, enhancing habitat for fish, invertebrates, and birds while improving SSSI status and providing natural flood protection.
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AquaRockBags for Emergency and Temporary Work
Salix supplied over 500 pre-filled AquaRockBags to Jackson Civil Engineering for emergency flood protection and as a foundation for repair works in Matlock.
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Re-naturalising River Nairn
The River Nairn was restored to a natural meandering state, with embankments removed and large woody structures added, reconnecting it to its floodplain, enhancing biodiversity, improving fish populations, and re-establishing natural river processes for a resilient, low-carbon solution.
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Using Carbon Neutral Wetland Habitat to Prevent Erosion in Iport Doncaster
Salix provided a range of bioengineering solutions to stabilise eroding wetland embankments near Doncaster, combining Coir Rolls, brushwood, and Rock Mattresses to balance erosion control with habitat creation. Two years on, vegetation has fully established, providing long-term stability and ecological value.
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Restoring East Tullos Burn
The East Tullos Burn was restored from a straight, engineered channel into a meandering stream with functional floodplain, wetlands, and enhanced biodiversity, including 150,000 native plants, improved public access, and award-winning ecological and landscape outcomes.
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Olympic Park Wetlands
Salix supplied and installed over 350,000 pre-established wetland and wildflower plants for the London Olympic Park, creating 264 hectares of vibrant, ecologically rich parkland - the largest bioengineering and wetland planting project ever undertaken in the UK.
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Improving Wetland Habitat at Goodwick Moor, Fishguard
A new pond and island were created at Goodwick Moor Nature Reserve to restore wetland habitat and boost biodiversity, using specialist amphibious machinery to minimise disturbance and enhance conditions for birds, mammals, and aquatic species.
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Hoveton Broad, Wetlands Restoration
A major desilting and dredging project at Hoveton Great Broad restored wetland habitats by reusing silt to create new reedbeds, with all works completed afloat to protect this ecologically important and internationally recognised site.
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Ramsden Bellhouse
Deep-seated failures on a railway embankment were stabilised using soil nails, with surface erosion controlled long-term through seeded topsoil reinforced with VMax C350 turf mats and rock netting.
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Pewsey Rail Embankment
A slipped rail embankment was stabilised using soil nails and a soil cell system, with HydraCX applied to steep slopes to prevent erosion and rapidly establish vegetation as a safe, cost-effective alternative to traditional geotextiles.
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Afon Gwydol Embankment
Works were required to repair an eroding railway embankment adjacent to the river. This resulted in the embankment encroaching into the river, causing erosion problems on the opposite bank belonging to a local farmer.
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Yearl Weir
Following severe flooding in West Cumbria, Salix reinstated eroded riverbanks on the River Derwent near Yearl Weir using AquaRockBags and live rootwads. The bioengineered solution provided durable erosion protection, restored habitats, and safeguarded key infrastructure with low-carbon, environmentally sensitive design.
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River Towy, Bank Erosion, Carmarthen
Salix restored 90 metres of collapsed riverbank along the River Towy in Carmarthen using Aqua Rock Bags and brushwood to provide long-term erosion protection, habitat creation, and natural slope stabilisation despite limited site access.
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River Bank Erosion Management at Wisley Golf Course
At Wisley Golf Course, Salix regraded unstable riverbanks along the River Wey and installed pre-established Coir Rolls and Coir Pallets, combined with hydroseeding, to prevent erosion naturally. Strategic placement of local stone enhanced fish spawning habitat, creating resilient, ecologically valuable banks that have withstood major floods while improving aesthetics.
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High Energy Inter Tidal Solution on the River Exe
Pre-filled Rock Mattresses on the River Exe provided a fast, cost-effective, and environmentally sensitive flood protection solution, creating stable embankments that reduced erosion while enhancing aquatic habitat and biodiversity.
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Erosion Protection on the River Leith, Thrimby, Network Rail
Salix provided an environmentally sensitive erosion control solution for Network Rail on the River Leith, using RockLock™ and TerraLock™ systems to stabilise the embankment, reduce carbon impact, and promote natural habitat restoration.
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M25 Road Widening
A 45° slope was successfully vegetated using HydraCX, which applied a seed and fibre matrix directly onto fill material, providing rapid, durable grass establishment, erosion control, and long-term sustainability without the need for topsoil or geocells.
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Green Swales on Roadside
A large-scale SuDS project along the A11 used soft-engineered green swales and advanced erosion control systems to filter road runoff, reduce pollution, and protect sensitive aquifers while promoting durable vegetation growth.
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Soham Lode Re-visited
Salix restored 600 m of re-lined embankment at Soham Lode using Coir Rolls and brushwood fascines to stabilise slopes and re-establish vegetation, creating valuable habitat where water voles rapidly returned.
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River Washburn Restoration
Salix, using their innovative Menzi Muck Spider machine, worked with Yorkshire Water to restore habitats and improve water quality downstream of Swinsty Reservoir on the River Washburn.
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River Thaw Enhancement
Salix worked with Environment Agency Wales to restore a 100 m reach of the River Thaw degraded by overgrazing and cattle poaching. By installing and backfilling Coir Rolls to narrow the over-widened channel, flow conditions and habitat quality were improved, enabling vegetation recovery and effective bank erosion control.
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River Pinn Enhancement
Salix enhanced a 40m section of the River Pinn, adding riffles, a point bar, flow deflectors, and pre-established Coir Rolls and Pallets to restore water flow and habitat.
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Protecting a Pipeline in Carmarthen
An exposed pipeline in the River Johnstown was stabilised by dewatering and relocating it, with Salix using rock rolls, erosion-control coir matting, and pre-planted coir rolls to protect the riverbanks from scour and erosion.
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Pembroke Commons
A 1 km stream in historic Pembroke was transformed from a concrete channel into a sinuous, bioengineered watercourse using coir rolls, coir pallets, Bionet C125BN, and wildflower seeding, enhancing flood protection, biodiversity, and the town’s landscape.
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Naturalising Norfolk’s Chalk Rivers
Salix worked with the Norfolk Rivers Trust to restore chalk rivers, improving flow, habitat diversity, and biodiversity on the River Babingley and River Nar through weir modifications, channel re-grading, and the addition of timber and gravel features for fish, invertebrates, and riparian wildlife.
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Foss Dyke Bank Stabilisation
An innovative vegetative revetment using brushwood and pre-established coir rolls was installed along the River Foss to combat severe boat wash erosion, providing a cost-effective, sustainable solution that stabilised the banks and enhanced wildlife habitat.
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