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UK Rail Telecom Specialists

Specialist telecom solutions for rail and underground.


Bonham Group Ltd offers a full suite of telecommunications engineering services tailored for the UK’s national rail and urban transit systems. Our solutions cover every stage of telecom infrastructure — from planning through to maintenance — with each service built around safety, performance, and compliance.

Network Design & Planning

We begin with a comprehensive design approach that’s tailored to the unique demands of rail networks. Our services include:

  • Network design and build
  • Fibre splicing & testing, industry leading single mode and ribbon solutions
  • Cabinet builds, full SMIO/ODF/MDF
  • Electrical installations & UPS
  • RF project delivery
  • Infrastructure installation and testing: Copper, fibre & electrical
  • Transmission systems
  • Fire stopping solutions
  • CCTV, PA, DOO, SISS
  • Rail safety staff: COSS, site warden, SSOW planners
  • Project engineering, delivery & reporting
  • Test plans
  • Tester In Charge & CRE
  • Nationwide site surveys
  • Access booking
  • Network maintenance and 24/7 fast-response fault support

Our design solutions ensure long-term reliability and full industry compliance.

Fibre-Optic & Cable Installation

We carry out all aspects of cable installation for both wired and wireless networks:

  • Excavation, ducting, and access-point setup
  • Cable laying, pulling, splicing and termination
  • Track-side and overhead cable installation
  • Equipment cabinet and distribution frame setups

Our precision in cable installation guarantees optimal signal performance.

Testing, Commissioning & Certification

We rigorously test all networks before deployment. Our process includes:

  • Signal and bandwidth testing
  • Splice quality and termination verification
  • Compliance checks with telecom and rail standards
  • Certification for go-live approval

Commissioning with Bonham Group means networks are safe, reliable, and ready.

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Maintenance, Repairs & Upgrades

To ensure continued performance, we provide ongoing:

  • Scheduled inspections
  • Fault diagnosis and emergency repair
  • Cable re-splicing or replacement
  • System upgrades for future demands

Minimising downtime is key — especially in critical transport systems.ation guarantees optimal signal performance.

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Consultancy & Project Management

We offer strategic guidance for telecom infrastructure in complex rail environments:

  • Feasibility studies and risk assessments
  • Route planning and compliance advice
  • Full project lifecycle oversight

Our consultancy ensures smooth delivery, safety adherence, and budget control.

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Looking for a Specialist Team?

Let’s design a robust, compliant telecom network together

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