Case Studies

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Worker in front of a building

A Royal problem, solved

Project: Lake pipe unblocking Customer: Buckingham Palace Sector: Commercial Location: Buckingham Palace The challenge The lake overflow system at Buckingham Palace had not run properly for some years, even though it had been assessed by a number of different drainage contractors. We were approached to see what could be done to finally resolve the problem. Probe jetting techniques found […]

Blocked drain clearance

Drainage interceptor unblocking – Bouygues E&S FM UK

Project: Drainage interceptor unblocking Customer: Bouygues E&S FM UK Sector: Facilities Management Location: South London The Challenge A badly blocked interceptor on a main foul drain was causing serious problems at one of the main campuses for the University of the Arts London. Sewage was backing up into the drainage system at the Camberwell College site. Relays of tankers […]

Asset mapping

Innovative Asset Management software sees SDAC Project go paperless

Project: The Sewer Drainage Area Catchment (SDAC) project Customer: Thames Water Sector: Water Location: Greater London The Overview  UKDN Waterflow are using internet based sewer and drain asset management systems alongside the established Wincan survey inspection package in the delivery of key large scale CCTV projects for Thames Water saving time and money, whilst improving quality and effectiveness. The […]

Three workers in a sewer

In-Flow liner protects 1.9m sewer below Oxford Street

Project: Relining Customer: Tottenham Borough Council Sector: Local Authority Location: Oxford Street, London The Challenge A 1.9m diameter sewer, 17m below Oxford Street at risk. As part of the £500m Tottenham Court Road Station Upgrade, future tunnelling works underneath Oxford Street required consideration of potential risks to adjacent sewers. To mitigate the risks identified, 100 metres of the Mid-Level One, […]

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