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Thameslink Southern Great Northern Limited (TSGN): Southern Track and Rail Systems Phase 3

  Thameslink Southern Great Northern Limited (TSGN) is using Delta eSourcing to run this tender exercise

Notice Summary
Title: Southern Track and Rail Systems Phase 3
Notice type: UK3: Planned procurement notice
Authority: Thameslink Southern Great Northern Limited (TSGN)
Nature of contract: Works
Procedure: Above threshold - Competitive flexible procedure
Short Description: The purpose of the Procurement is to select a supplier or suppliers to deliver the Critical Junction/Plain Line Renewals and Signalling Cable replacement at various Depots. Assets to be addressed are at the following locations: Brighton Heavy Maintenance Depot Selhurst Heavy Maintenance Depot Streatham Hill Light Maintenance Depot Eastbourne Light Maintenance Depot Letchworth City Light Maintenance Depot Littlehampton Light Maintenance Depot Horsham Light Maintenance Depot
Published: 15/09/2026 14:29
This opportunity is currently OPEN. To respond to the opportunity, please click Register Interest and follow the on-screen instructions.
UK3: Planned procurement notice Published 15/09/2026

Southern Track and Rail Systems Phase 3


Contracting authority




Contracting authority:

Thameslink Southern Great Northern Limited (TSGN)


Public Procurement Organisation Number:

PBTL-7556-PTRN


Address:


Monument Place, 24 Monument Street
London
EC3R 8AJ
UK


Contact name:

Mike Strubel


Email:

Michael.strubel@gtrailway.com


Telephone:

07974 285662


Website:

Not provided


Organisation type:

BODY_PUBLIC


Devolved regulations that apply:

None




Procedure



Procedure type:


Competitive flexible procedure


Dynamic market OCID:

ocds-h6vhtk-04e7db


Competitive flexible procedure description:

PQQ Via RISQS, single stage ITT



Preliminary market engagement conducted:

No


Dynamic market:

Yes





Special regime:


None



Scope



Title:

Southern Track and Rail Systems Phase 3


Reference number:

GTR1218


Main procurement category:

WORKS


Description:

The purpose of the Procurement is to select a supplier or suppliers to deliver the Critical Junction/Plain Line Renewals and Signalling Cable replacement at various Depots. Assets to be addressed are at the following locations: Brighton Heavy Maintenance Depot Selhurst Heavy Maintenance Depot Streatham Hill Light Maintenance Depot Eastbourne Light Maintenance Depot Letchworth City Light Maintenance Depot Littlehampton Light Maintenance Depot Horsham Light Maintenance Depot
For more information about this opportunity, please visit the Delta eSourcing portal at:
https://gtr.delta-esourcing.com/tenders/UK-UK-London:-Electricity-power-lines./TV485Z8376

To respond to this opportunity, please click here:
https://gtr.delta-esourcing.com/respond/TV485Z8376





Total value (estimated):


GBP 18,000,000 excluding VAT

GBP 21,600,000 including VAT





Description





Description:

Not provided





Suitable for SMEs:

No


Suitable for VCSEs:

No




Contract dates (estimated):

01/03/2027 to 31/03/2031


CPV classifications:


31321000 - Electricity power lines.

34942000 - Signalling equipment.

45230000 - Construction work for pipelines, communication and power lines, for highways, roads, airfields and railways; flatwork.

45234100 - Railway construction works.

45234113 - Demolition of tracks.

45234114 - Railway embankment construction work.

45234115 - Railway signalling works.

45234116 - Track construction works.

45310000 - Electrical installation work.

45314300 - Installation of cable infrastructure.

45314310 - Installation of cable laying.

45316000 - Installation work of illumination and signalling systems.

45316200 - Installation of signalling equipment.

50220000 - Repair, maintenance and associated services related to railways and other equipment.

50225000 - Railway-track maintenance services.



Contract can be extended:

No



Delivery regions:


UK - UNITED KINGDOM



Award criteria:


Name: Criterion 1 / Weighting: 40

Name: Criterion 2 / Weighting: 60







Documents



Associated tender documents:


Not provided


Technical specifications:


Not provided



Submission



Publication date of tender notice (estimated):

12/10/2026


Enquiry deadline:

25/09/2026 Time: 17:00


Tender submission deadline:

20/11/2026 Time: 17:00


Submission address and any special instructions:

https://gtr.delta-esourcing.com/respond/TV485Z8376


An electronic auction will be used:


No


Languages that may be used for submission:


English


Award decision date (estimated):

11/01/2027



Other information



Legal and financial capacity conditions of participation:

Not provided


Technical ability conditions of participation:

Not provided


Comprehensive and Progressive Agreement for Trans-Pacific Partnership (CPTPP):

Not provided


Government Procurement Agreement (GPA):

Not provided


A conflicts assessment has been prepared and revised:

Yes



Other organisations


Not provided