Project Overview:
TNS were appointed to provide the electrical services package for the installation of new drivers’ access control gates and turnstiles at Chingford Station and Depot. The works formed part of wider upgrades to improve security and controlled staff access to operational areas.
Scope of Works:
- Supply and installation of new containment systems, including conduit, trunking, and cable management systems (CMS)
- Installation of both power and data cabling to serve the new access control gates and turnstiles
- Provision of 240V cabling for power supplies
- Installation of structured data cabling to support control and monitoring systems
- Full testing, commissioning, and certification of all installed systems
Project Highlights:
- Delivered within an operational rail depot environment, ensuring minimal disruption to depot staff and station operations
- Coordinated works to interface seamlessly with the access control contractor’s equipment
- High-quality CMS and containment installation to maintain a tidy, maintainable, and robust installation
Benefits to the Client:
The completed works provided ARL with a modernised, reliable access control solution, improving depot security and ensuring only authorised personnel have access. The electrical and cabling systems were installed to a high standard, futureproofed for potential expansion of the access control system.



