Section one: Contracting entity
one.1) Name and addresses
Network Rail Infrastructure Ltd
Waterloo General Office
London
SE1 8SW
jamie.simpson@networkrail.co.uk
Telephone
+44 1908781000
Country
United Kingdom
Region code
UKI - London
National registration number
02904587
Internet address(es)
Main address
one.6) Main activity
Railway services
Section two: Object
two.1) Scope of the procurement
two.1.1) Title
Scotlands Railway Isolations & Associated Services Framework
Reference number
SCOT-24-25-140
two.1.2) Main CPV code
- 71334000 - Mechanical and electrical engineering services
two.1.3) Type of contract
Services
two.1.4) Short description
Isolation & Associated Services provision for Overhead Line (OHL). Enabling the safe switching off and earthing of the electricity supply to track electrified OHL to enable works encroaching on these assets to be carried out safely.
two.1.6) Information about lots
This contract is divided into lots: Yes
two.1.7) Total value of the procurement (excluding VAT)
Value excluding VAT: £29,700,000
two.2) Description
two.2.1) Title
Scotlands Railway Isolations and Associated Services Framework
Lot No
1
two.2.2) Additional CPV code(s)
- 71334000 - Mechanical and electrical engineering services
two.2.3) Place of performance
NUTS codes
- UKM - Scotland
two.2.4) Description of the procurement
Isolation & Associated Services provision for Overhead Line (OHL). Enabling the safe switching off and
earthing of the electricity supply to track electrified OHL to enable works encroaching on these assets
to be carried out safely.
two.2.11) Information about options
Options: No
two.2.13) Information about European Union Funds
The procurement is related to a project and/or programme financed by European Union funds: No
two.2) Description
two.2.1) Title
Scotlands Railway Isolations and Associated Services Framework
Lot No
2
two.2.2) Additional CPV code(s)
- 71334000 - Mechanical and electrical engineering services
two.2.3) Place of performance
NUTS codes
- UKM - Scotland
two.2.4) Description of the procurement
Isolation & Associated Services provision for Overhead Line (OHL). Enabling the safe switching off and
earthing of the electricity supply to track electrified OHL to enable works encroaching on these assets
to be carried out safely.
two.2.11) Information about options
Options: No
two.2.13) Information about European Union Funds
The procurement is related to a project and/or programme financed by European Union funds: No
Section four. Procedure
four.1) Description
four.1.1) Type of procedure
Negotiated procedure with prior call for competition
four.1.3) Information about a framework agreement or a dynamic purchasing system
The procurement involves the establishment of a framework agreement
four.1.8) Information about the Government Procurement Agreement (GPA)
The procurement is covered by the Government Procurement Agreement: Yes
four.2) Administrative information
four.2.1) Previous publication concerning this procedure
Notice number: 2021/S 000-010921
Section five. Award of contract
Contract No
SCOT-24-25-140/4
Lot No
2
Title
Scotlands Railway Isolations and Associated Services Framework Lot 2
A contract/lot is awarded: Yes
five.2) Award of contract
five.2.1) Date of conclusion of the contract
29 January 2026
five.2.2) Information about tenders
The contract has been awarded to a group of economic operators: No
five.2.3) Name and address of the contractor
Infrastructure Support Solutions Limited
Pure Offices, Suites 136 and 137 Lake View Drive, Annesley, Nottingham England,
Nottingham
NG15 0DT
Country
United Kingdom
NUTS code
- UKF14 - Nottingham
National registration number
06253082
The contractor is an SME
No
five.2.4) Information on value of contract/lot (excluding VAT)
Lowest offer: £5,940,000 / Highest offer: £5,940,000 taken into consideration
five.2.6) Price paid for bargain purchases
Value excluding VAT: £5,940,000
Section five. Award of contract
Contract No
SCOT-24-25-140/3
Lot No
2
Title
Scotlands Railway Isolations and Associated Services Framework Lot 2
A contract/lot is awarded: Yes
five.2) Award of contract
five.2.1) Date of conclusion of the contract
29 January 2026
five.2.2) Information about tenders
The contract has been awarded to a group of economic operators: No
five.2.3) Name and address of the contractor
SPL Powerlines UK Limited
7 Kirkshaws Road
Coatbridge, Glasgow
ML5 5EY
Country
United Kingdom
NUTS code
- UKM82 - Glasgow City
National registration number
SC202412
The contractor is an SME
No
five.2.4) Information on value of contract/lot (excluding VAT)
Lowest offer: £5,940,000 / Highest offer: £5,940,000 taken into consideration
five.2.6) Price paid for bargain purchases
Value excluding VAT: £5,940,000
Section five. Award of contract
Contract No
SCOT-24-25-140/2
Lot No
2
Title
Scotlands Railway Isolations and Associated Services Framework Lot 2
A contract/lot is awarded: Yes
five.2) Award of contract
five.2.1) Date of conclusion of the contract
29 January 2026
five.2.2) Information about tenders
The contract has been awarded to a group of economic operators: No
five.2.3) Name and address of the contractor
Kelvin Rail Services Ltd
1 A/B Langlands Square,
East Kilbride, Glasgow
G75 0YY
Country
United Kingdom
NUTS code
- UKM82 - Glasgow City
National registration number
SC712612
The contractor is an SME
Yes
five.2.4) Information on value of contract/lot (excluding VAT)
Lowest offer: £5,940,000 / Highest offer: £5,940,000 taken into consideration
five.2.6) Price paid for bargain purchases
Value excluding VAT: £5,940,000
Section five. Award of contract
Contract No
SCOT-24-25-140/1
Lot No
1
Title
Scotlands Railway Isolations and Associated Services Framework Lot 1
A contract/lot is awarded: Yes
five.2) Award of contract
five.2.1) Date of conclusion of the contract
19 February 2026
five.2.2) Information about tenders
The contract has been awarded to a group of economic operators: No
five.2.3) Name and address of the contractor
SW Global Resourcing Limited
270 Petershill Road
Glasgow
G21 4AY
Country
United Kingdom
NUTS code
- UKM82 - Glasgow City
National registration number
SC112898
The contractor is an SME
Yes
five.2.4) Information on value of contract/lot (excluding VAT)
Total value of the contract/lot: £11,880,000
five.2.5) Information about subcontracting
The contract is likely to be subcontracted
Value or proportion likely to be subcontracted to third parties
Value excluding VAT: £118,800
Section six. Complementary information
six.4) Procedures for review
six.4.1) Review body
Court of Session
Edinburgh
Country
United Kingdom