Some of the elements of your road tunnels and bridges that CSD Sealing Systems can protect with our world leading solutions:

Road tunnels and bridges
Sealing systems built for safety, durability and environmental resilience. Road tunnels and bridges operate under intense and continuous stress from vibration, temperature shifts and traffic loading to moisture, groundwater pressure and harsh weather exposure. These structures also contain extensive electrical, communication and drainage networks, where every cable and pipe penetration must remain secure to protect users, maintain operations and meet stringent safety standards.
Designed for transport infrastructure demands
CSD’s sealing systems are engineered for long-term performance in demanding civil infrastructure environments. Our fire, water, gas and smoke-rated solutions are trusted across transportation projects to maintain structural integrity, prevent water ingress, and safeguard critical services within confined or exposed spaces. Designed for both new construction and major refurbishment programmes, CSD systems offer maintenance-free reliability with full re-entry capability for future inspections or upgrades.
Applications across road tunnels and bridges
- Cable and pipe penetrations in tunnel walls, access chambers and service corridors
- Underground duct sealing for traffic control, power and communication systems
- Fire-rated sealing around mechanical and electrical rooms in tunnel complexes
- Watertight sealing for bridge piers, abutments and service risers
- Moisture and groundwater ingress protection in substructures and culverts
- Retrofit sealing for refurbishment, safety upgrades and resilience programmes

Key Sealing Solutions
Explore the products designed to help protect the cable and pipe entries, entry points and cable ducts on your road tunnels and bridges.
Let’s protect your transport infrastructure together
Reach out to discuss tailored sealing strategies for your project.

“Over three decades, we’ve seen every kind of site condition and challenge. Our clients come to us because they know we’ll deliver the right solution every time. As industries evolve, so do we, by developing new products, expanding into new sectors and continuing to protect the infrastructure that keeps the world running.”
David Ripley
CSD Sealing Systems






