S1E and McBreen Enviro UK Collaborate to Resolve Pipe Infiltration at the A30 Mammal Crossing.

Innovative collaboration resolves pipe infiltration challenges, to ensure effective prevention of water ingress for a wildlife protection project.

S1E, a supplier in trenchless technology, recently partnered with McBreen Enviro UK to tackle a critical groundwater infiltration issue in a vital wildlife crossing beneath the A30 roadway in Cornwall. This 900mm diameter concrete pipe, part of the Government's Road Investment Strategy, plays a key role in allowing wildlife to safely navigate under one of the region's busiest routes.

Preserving a Safe Passage for A30 Wildlife Crossing Project

The A30 Chiverton to Carland Cross upgrade is a project in the national strategy to enhance the roadway to dual carriageway standards. Central to this upgrade is the protection of local wildlife. One mammal crossing along the route, equipped with wildlife-proof fencing, was found to be compromised due to groundwater infiltration affecting 40 pipe segments. Action was required to prevent further damage and ensure the crossing remained safe and functional for animal use.

The Challenge: Complex Repairs

The project presented several challenges:

  • Severe Groundwater Infiltration: Impacted 18 pipe segments in one section and 22 in another, posing risks to structural integrity.
  • Wildlife Protection: Required minimal disruption to preserve safe animal passage.
  • Safety Compliance: Demanded a skilled team trained in confined space operations and rescue and recovery.

Effective Solutions with K-Prema Mechanical Seals

S1E was consulted for a reliable repair solution and recommended McBreen Enviro UK for their expertise. The K-Prema Mechanical Seals were chosen for their durability and effectiveness in preventing water ingress. Manufactured from WRAS-approved material, the K-Prema seal ensures long-lasting performance, even in challenging environmental conditions.

Strategic Implementation

A team of McBreen Enviro UK specialists, certified in confined space work, were deployed to install the seals. Each seal was strategically applied to reinforce the 900mm pipe and to halt groundwater infiltration ensuring long-term integrity of the pipe and functionality.

Results of the Pipe Infiltration Solution

  • Successful Infiltration Mitigation: The K-Prema Mechanical Seals successfully addressed groundwater issue, sealing the pipe and preventing future infiltration.
  • Timely Project Completion: The project was completed within the agreed timeframe, with minimal disruption to wildlife and road users.

Enhanced Infrastructure and Wildlife Conservation: The repaired crossing ensures continued safe passage for wildlife while maintaining the stability of the A30 roadway infrastructure.

Conclusion: The Power of Collaboration in Infrastructure Maintenance

This project highlights the power of collaboration in addressing complex infrastructure challenges. By leveraging the expertise of both S1E and McBreen Enviro UK, the team delivered an effective, efficient solution to complex infiltration challenges.

As a result, the A30 mammal crossing stands as a demonstration to innovative problem-solving and commitment to effective prevention of water ingress, infrastructure longevity and wildlife conservation.

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