Lower Neaudd Reservoir Decommissioning
Decommissioning of a reservoir.
- £0m+
Project Value
Client: Welsh Water / Skanska – AMP 6 Framework.
Dates: Sept 2018 to Oct 2020.
Project Work Types: Earthworks, Drainage, Footpaths, RC works, Culvert Renewals, Masonry Repairs to spillway.
Project Delivery: In house resources.
Project Specialities: In River Working, Public Footpath Diversions & Management, Restricted Access, Water Management, National Park, Listed Structures.
Environmental: Bats within existing buildings.
Value Engineering: The masonry culvert was due to be replace with PC units, changed to sleeving with a large plastic pipe and cladding with masonry to keep the feature.
Client Feedback:Proud to hand back the asset to the National Park and to keep the history alive.
Lower Neaudd Reservoir Spillway
Repairs to the masonry spillway
- £0k+
Project Value
Client:Welsh Water / Skanska – AMP 6 Framework.
Dates: July 2020 to Oct 2020.
Project Work Types:Masonry Repairs to spillway, over-pumping of flows, river management.
Project Delivery: In house resources.
Project Specialities: In River Working, Restricted Access, Water Management, National Park, Listed Structures.
Environmental: Bats within existing buildings nearby, river flow management.
Value Engineering: Salvage of existing masonry from the channel and import from a local source to ensure to ensure the listed structure maintains its originality.
Client Feedback: Proud to hand back the asset to the National Park and to keep the history alive.
Nant-Y-Gloesydd Culvert Collapse
Repair of a collapsed masonry culvert, and the reinstatement of the access road above.
- £0k+
Project Value
Client:Welsh Water / Skanska – AMP 6 Framework.
Dates: July 2020 to Oct 2020.
Project Work Types: Earthworks, In-river working, Temporary works, Lifting operations, Riverbank protection, Scaffolding, Temporary Bridges.
Project Delivery: In house resources.
Project Specialities: In River Working, Public Footpath Diversions & Management, Restricted Access, Water Management, National Park, Silt Management.
Environmental: Silt Management, In-river working.
Value Engineering: The masonry culvert was due to be replace with PC units, changed to sleeving with a large plastic pipe and cladding with masonry to keep the feature.
Client Feedback: Proud to hand back the asset to the National Park and to keep the history alive.
Taff Fechan In-River Works
River crossing for construction works and a public footpath diversion.
- £0k+
Project Value
Client:Welsh Water / Skanska – AMP 6 Framework.
Dates: July 2020 to Oct 2020.
Project Work Types: Earthworks, Culvert Renewals, Masonry Repairs, Brickwork, foam Concrete.
Project Delivery: In house resources.
Project Specialities: In River Working, Restricted Access, Water Management / over-pumping flows, National Park, Listed Structures.
Environmental: Flash flood area requires careful monitoring of flows and weather conditions.
Value Engineering: The masonry culvert was due to be replace with PC units, changed to sleeving with a large plastic pipe and cladding with masonry to keep the feature.
Client Feedback: Proud to hand back the asset to the National Park and to keep the history alive.
Prioress Mill Water Treatment Works
Upgrades to Water Intake Works
- £0m+
Project Value
Client: Welsh Water / Skanska – Amp 6.
Dates: Start 2019 – Aug 2020.
Project Work Types: Earthworks, Drainage, RC works, Finishes, kerbing, Paving, In-river Dam.
Project Delivery: In house resources.
Project Specialities: Excavation in the River Usk bank, below the bed level which required the installation of an in-river dam.
Environmental: Working in flood plain, Working within a water course.
Value Engineering: Excavated spoils used in the flood protection bunds.
Client Feedback: A difficult environment to work in, was made easy by team.
Llanfoist Wastewater Treatment Works
Upgrades to Sewage Works – including flood protection bunds.
- £0m+
Project Value
Client: Welsh Water / Skanska – Amp 6.
Dates: Sept 2018 – Sept 2020.
Project Work Types: Earthworks, Drainage, RC works, Finishes, kerbing, Paving.
Project Delivery: In house resources.
Project Specialities: Contaminated land, clay core flood protection bunds.
Environmental: Working in flood plain, waste reduction.
Value Engineering: Old lagoons required emptying, the client started removing it by road tanker but this was expensive and slow, instead the bulk of the liquid was removed to the treatment works and Atlas used a soil stabilisation process to dry the remaining waste and it was removed by excavator and taken away by road lorries. This method was quicker, and the volume was significantly reduced.
Client Feedback: Very pleased with the cost saving, and the reduction of material to landfill.
Crai Pumping Station
New Pumping Station.
- £0k+
Project Value
Client: Welsh Water / Skanska – Amp 6.
Dates: Dec 2019 – April 2020.
Project Work Types:Earthworks, Pipework, Drainage, Footpaths, RC works, Finishing Works, Main contractors compound removal and reinstatement.
Project Delivery: In house resources, no subcontract.
Project Specialities: Works within an operation Plant and a National Park.
Environmental: Topsoil storage as per Defra guidelines.
Value Engineering: Recycled aggregates, reused all existing topsoil.
Client Feedback: Good quality finishes, high standard of workmanship.
