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Clearway Clearway
Drainage

UV Liner Installation

A rural residential area in Fife was plagued by regular drainage issues, affecting adjoining private homes. Water pooling and flooding became common occurrences, with random discharge points appearing in residents’ gardens. Upon investigation, it became clear that these issues were not isolated, but rather indicative of a broader problem affecting the neighbourhood. The erratic water discharge was causing significant inconvenience and potential damage to the properties.

The first step in addressing the problem was to clear the immediate blockage using a high-pressure jetting unit. This allowed us to temporarily alleviate the symptoms and gain access to the underlying drainage infrastructure. A thorough post-clearance CCTV survey was then conducted, revealing the ‘root’ cause of the problem. Tree roots had infiltrated the drainage pipes, creating blockages and disrupting water flow. The old, existing pipework also exhibited multiple structural defects, including numerous damaged joints along a 60-metre section. These open joints not only facilitated the root infestation but also compromised the integrity of the overall drainage system.

Despite clearing the blockage with HPWJ, the CCTV survey highlighted that the problem would inevitably recur. The structural integrity of the pipes was compromised, meaning the pipe would continue to erode, and the tree roots would likely grow back, causing repeated blockages and water discharge issues.

To provide a lasting solution, we opted to install a UV liner within the problematic pipe section. This approach was chosen for its effectiveness in reinforcing the pipe structure and preventing future root infiltration. At DAMM Environmental, we recently invested in the Speedylight + UV LED Curing System, acquired from RSM Lining Supplies in partnership with Sewertronics. This state-of-the-art equipment offers several advantages:

  • Cures Both Felt and Glass Fibre Liners: The system’s versatility allows for the curing of different liner materials, enhancing its applicability.
  • Increased Installation Productivity: The efficiency of the curing process boosts overall productivity.
  • Interchangeable Rotating Curing Heads: These heads adapt to different pipe diameters and conditions, ensuring thorough curing.
  • Deeper Curing Penetration: Ensures a solid and reliable liner installation.
  • Two Curing Heads for Different Working Diameters: Accommodates various pipe sizes, enhancing flexibility.
  • Negotiates 90º Bends: The system’s capability to handle bends makes it ideal for complex pipe networks.
  • All-in-One Package: Integrated power supply with no interconnecting cables simplifies the setup and operation process.
  • Implementation

The installation process was planned and executed accordingly:

  • Preparation: The affected pipe section was cleaned and prepared for lining.
  • Liner Installation: The UV liner was inserted into the pipe and inflated, ensuring a snug fit against the pipe walls.
  • Inspection: A pre-curing CCTV inspection was conducted to confirm the correct placement and integrity of the liner.
  • Curing: Using the Speedylight + LED Curing System, the liner was cured in place, solidifying its structure and creating a durable barrier against root infiltration and pipe deterioration.

The installation of the UV liner successfully resolved the drainage issues within the residential area. Residents can now enjoy their gardens without the stress of unexpected water discharge. For more information about our services, and how DAMM Environmental can assist you, please do get in touch.

What our clients say
Over the past year DAMM have carried out numerous jobs for the service – from drainage jobs and CCTV surveys to civils works – and I couldn’t be more delighted with the outcome of the works. The knowledge, expertise and professionalism shown on each and every job is second to none, not to mention the continual focus on safety.
Barry Hollas @ Scottish Fire & Rescue Service
We had a drainage issue caused by works done. Sincere thanks to the DAMM team who were on site last night, to their credit they put a shift in to get the issue resolved. Genuine life savers. Please pass on my gratitude!
Tony Woods

DAMM Environmental have carried out full drainage cleaning works and civils for me over the last few years. It’s been a great working relationship. They have great help desk and on-site team. Online reporting is clear and precise, and this really helps show clients clear reports and works carried out. Quick turnaround on quotes and works when required.

Edward McGeown, Regional Facilities Manager @ Workman LLP
This firm is the best – kind, courteous and efficient.
Robert Neeson
DAMM have been assisting and undertaking Civils works at River Garden. This project involves multiple phases of civils works across multiple projects with residents living on-site, and public access to our social enterprise cafe. Across all aspects of this very challenging site DAMM have demonstrated a ‘can-do’ attitude and proven to be extremely responsive, helpful, collaborative and professional.
Roy Malcolm, G1 Architects
Highly recommend this company. Quick to respond and resolve our issue. Very polite, professional and knowledgeable. Great customer service.
Julie K Fisher
A great job and an extremely quick and efficient service provided by DAMM after an emergency left us requiring a lot of water removed. Any request was no trouble for the staff on site or from the office to accommodate. I would certainly recommend.
Fiona Paton
Excellent service from the two guys that came out to unblock my drain! I’d previously paid another company £250 for a call out, and they never fixed it – said I needed a tanker at a cost of £700! DAMM came out, fixed the problem in minutes, such nice lovely guys. I would definitely recommend them in future! Thank you!
KK

We have been working with DAMM Environmental Ltd for over 8 years, and they are our main and principal supplier of gully and jetter services across Edinburgh, Glasgow, Falkirk, and beyond. Over this time, their professionalism, reliability, and consistency have made them an essential partner for our business.

Pedro Santos @ Locktel Limited

I contacted Damm, and they arrived the following day and fixed a long-standing drainage problem that I thought half my garden would need digging up to fix. They cleared the blockage within an hour or two, and left the garden as they found it. If I had not been present, I would not believe they had been there. I would not hesitate to recommend DAMM.

Leslie Williamson

DAMM brought clarity to a job three other firms had overcomplicated. Modern, straight-talking and seriously capable.

Estates Lead · Public Sector

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