TBM Segment Connection Bolt, Nut & Washer Set
UKSS-TBM-BOLT-NUT-WASHER-SET
High-strength bolt, nut and washer fastening system designed for connecting and aligning precast TBM tunnel lining segments.
TBM Segment Connection Bolt, Nut & Washer Set
TBM Segment Connection Bolt, Nut & Washer Sets are precision-engineered fastening components used to secure and align precast tunnel lining segments during assembly. Manufactured from high-strength alloy steel, including 4140-grade steel where specified, these components provide reliable structural connections within tunnel lining systems and help maintain accurate segment positioning throughout installation.
Designed for demanding underground construction environments, these fastening systems are produced to meet project-specific technical requirements and can be supplied in various configurations to suit different tunnel segment designs and connection arrangements.
The combination of high-strength materials, precision manufacturing and robust construction ensures dependable performance, installation efficiency and long-term durability within tunnel infrastructure projects.
Key Features
- Manufactured from high-strength alloy steel
- Available in 4140 steel grades where specified
- Precision-machined fastening components
- Designed for tunnel segment alignment and connection
- High mechanical strength and durability
- Suitable for demanding underground environments
- Available in project-specific configurations
- Produced to technical specification requirements
Applications
- TBM tunnel lining systems
- Precast concrete segment connections
- Metro tunnel construction
- Railway tunnel projects
- Water conveyance tunnels
- Utility tunnels
- Infrastructure and transportation projects
Benefits
- Provides secure segment-to-segment connections
- Assists accurate segment alignment during installation
- Supports structural integrity of tunnel linings
- Reliable long-term performance
- Suitable for customised project requirements
- Simplifies tunnel segment assembly operations
Compatibility
Suitable for use with precast TBM tunnel lining segments and associated tunnel fastening systems.
UK Shotcrete Systems Support
UK Shotcrete Systems supplies specialist tunnelling and underground construction components supported by practical technical assistance and responsive customer service.
- UK stock— held in our UK warehouse, available for immediate dispatch
- 2-year manufacturer warranty on all genuine Lasparsan equipment
- Technical support from our team with on-site shotcrete experience
- Spare parts in stock — fast turnaround on wear items and consumables

