Trams Control System Renewal Programme
Buyer: Transport for London
- Published
- 23 July 2025
- Estimated value
- £24,000,000
- Place of performance
- UKI
- Procedure
- Restricted procedure
- Lots
- 1
- Documents
- 1
- Notice number
- 042411-2025
- Reference
- ocds-h6vhtk-050baa
- Official source
- Official source
CPV codes
- 32570000Communications equipment
- 34600000Railway and tramway locomotives and rolling stock and associated parts
- 45230000Construction work for pipelines, communication and power lines, for highways, roads, airfields and railways; flatwork
Description
The London Trams Control system was originally installed in the late 1990s when the system was constructed and comprised two distinct elements: 1. The Trams Management System (TMS), installed in the depot at Therapia Lane and comprises software and hardware components responsible for taking information from equipment across the tram network and providing status and control capabilities to control room operational and maintenance staff. The TMS additionally performs a SCADA function, including software and Remote Terminal Units (RTUs) at the various traction power supply substations positioned across the network. 2. The Programmable Logic Controllers (PLCs) installed at various locations around the tram network, provide autonomous local decision making and control of aspects of the signalling and control system. Communication between these elements is provided by a distributed fibre-optic communications system. The PLCs are original equipment and have been in use since the inauguration of the network at the turn of the century. The TMS is a more recent installation having been replaced in 2014. Both parts of the control system contain elements that are becoming obsolete and nearing …
Official publications
- FTS · 042411-2025 · 23 July 2025
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Frequently asked questions
- What is the estimated value of this tender?
- The estimated value published by the buyer is £24,000,000.
- Who is the buyer of this tender?
- The contracting authority is Transport for London (United Kingdom).
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- Bids are submitted through the official public procurement portal in the United Kingdom. El Vínculo helps you find tenders and analyse their documents; submission always happens at the official source.
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