---
title: "B930 (2026) Civil Engineering Works"
ocid: "ocds-h6vhtk-058985"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-058985"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-058985.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-058985.json"
source: "Find A Tender Service"
current_stage: "Tender"
buyer: "NORTHERN IRELAND ELECTRICITY NETWORKS LIMITED"
published: "2026-02-03"
---

# B930 (2026) Civil Engineering Works

Buyer: NORTHERN IRELAND ELECTRICITY NETWORKS LIMITED  
Current stage: Tender  
OCID: ocds-h6vhtk-058985

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## Summary

The procurement process is being conducted by Northern Ireland Electricity Networks Limited for the B930 Civil Engineering Works. This project, categorised under "works" and specifically aimed at the construction sector, covers substation construction and related civil engineering services across Northern Ireland. The procurement is currently in the tender stage, with expressions of interest due by 10th March 2026, and will conclude by 23rd November 2026. The process follows a competitive flexible procedure, and as a private utility, it is subject to Northern Irish devolved regulations.

This tender presents significant opportunities for firms in the construction industry, especially those with experience in substation builds and refurbishments, structural alterations, and miscellaneous civil works. Businesses that can deliver high-quality technical and commercial solutions will find themselves well-suited to participate, as the award criteria place 40% emphasis on technical capability and 60% on price. With a total project value estimated at £83 million over an eight-year period, the procurement not only offers substantial business growth potential but also a chance to establish long-term relationships with one of Northern Ireland's key utility providers.

## Notice

The purpose of this procurement is to appoint multiple suppliers across four Lots for the Provision of Civil Engineering Works and related services, across Northern Ireland with no specific geographical restrictions, may include but not limited to as follows: Lot 1 New Build Substations in Greenfield and Brownfield Locations, * Site Clearance * Site Investigation * Switch Houses * Control Rooms * Painting * Building Services * Piling * Tx Bunds and Firewalls * Boundary Walls * Structure Foundations * Structural Steel provision and installation * Concrete Cable Trenches - In-Situ, Precast, GRP * Site compounds and surfacing * Various specifications of Fencing and gates * Drainage, Ducting and Earthing * Landscaping * Design Lot 2 Refurbishment Works within existing Live Substations, * Site Investigation * Switch Houses * Control Rooms * Painting * Building Services * Piling * Refurbishment / alterations to existing buildings * Demolition of buildings, concrete and steel structures, bases etc. * Tx Bunds and Firewalls * Boundary Walls * Structure Foundations * Structural Steel provision and installation * Concrete Cable Trenches - In-Situ, Precast, GRP * Site extensions, compounds and surfacing * Various specifications of Fencing and gates * Drainage, Ducting and Earthing * Landscaping * Design Lot 3 Miscellaneous Works on Secondary Live Substation Buildings and Kiosk Foundations, * Alterations to concrete floors to accommodate new equipment and cabling * GRP Trench Covers and components * Structural Steel provision and installation * Installation of Security Doors * Roof Surveys, repairs and replacement * Vent installations * Earthing * Painting * Demolition of Existing Buildings * Various specifications of Fencing and gates * Landscaping * Concrete Foundations * Block Work * Pre-cast Concrete slab and lintels * Site compounds and surfacing Lot 4 Dayworks (Miscellaneous Minor Works) * Miscellaneous Civil Works in both Main, Primary and Secondary Live Substation locations to include: - o Security Doors o Roofing o Site Clearance o Demolition o Landscaping o Site compounds and surfacing o Various specifications of Fencing and gates o Drainage, Ducting and Earthing o Phase 2 finishing works to Kiosk Foundations NIE Networks estimates the value of the Contract to be in the region of PS83 million for the full 8 year period. Call off contracts for each Lot will be appointed as outlined in Appendix C - Call Off Procedure of the ITT document.

### Lot Information

New Build

The construction of new build transmission and distribution substations on Greenfield and Brownfield sites located in various locations throughout Northern Ireland. Note that during phasing of the works the substations will become part of the electricity network and therefore live at specific voltage. Works will include: - * Pre-construction surveys including ground investigation and topographical * Site Clearance and investigation * Switch House and Control Room Construction * M & E * Transformer Bund Construction * Firewalls * Concrete Foundations for Structural Steelwork * In-situ and Pre-formed Cable Trenches * Compound and Road makeup * Drainage, Ducting and Earth Installation * Fencing Awards under Lot 1 will be determined via the Call-off Procedure.

Options: Framework Agreements for all Lots will be for an initial 48 month period, with two potential extension periods, each at NIE Networks' discretion, of up to 24 months each. Alternatively, an extension may also be granted for the full 48 month period, at NIE Networks' discretion

Renewal: Framework Agreements for all Lots will be for an initial 48 month period, with two potential extension periods, each at NIE Networks' discretion, of up to 24 months each. Alternatively, an extension may also be granted for the full 48 month period, at NIE Networks' discretion

Refurbishment

The refurbishment of existing live transmission and distribution substations in various locations throughout Northern Ireland. Works will include: - * Pre-construction surveys including ground investigation and topographical * Site Clearance and investigation * Switch House and Control Room Construction * M & E * Transformer Bund Construction * Firewalls * Concrete Foundations for Structural Steelwork * In-situ and Pre-formed Cable trenches * Compound and Road makeup * Drainage, Ducting and Earth installation * Fencing * Refurbishment and alteration works to existing buildings * Demolition Awards under Lot 2 will be determined via the Call-off Procedure.

Options: Framework Agreements for all Lots will be for an initial 48 month period, with two potential extension periods, each at NIE Networks' discretion, of up to 24 months each. Alternatively, an extension may also be granted for the full 48 month period, at NIE Networks' discretion

Renewal: Framework Agreements for all Lots will be for an initial 48 month period, with two potential extension periods, each at NIE Networks' discretion, of up to 24 months each. Alternatively, an extension may also be granted for the full 48 month period, at NIE Networks' discretion

Miscellaneous / Kiosks

Miscellaneous works on live secondary distribution substations and the construction of Kiosk foundations to support electrical substation equipment in various locations throughout Northern Ireland. Works will include: - * Structural alterations to existing load bearing walls * Structural alterations to existing cable chases and flooring * Installation of structural steelwork to support equipment and flooring * Replacement of Security Doors * Roof Investigation and Replacement * Construction of foundations and substructure walls to support new electrical equipment * Enabling works including breaking out redundant bases * Siteworks including earth installation, fencing, surfacing and finishing works * Demolition Awards under Lot 3 will be determined via the Call-off Procedure.

Options: Framework Agreements for all Lots will be for an initial 48 month period, with two potential extension periods, each at NIE Networks' discretion, of up to 24 months each. Alternatively, an extension may also be granted for the full 48 month period, at NIE Networks' discretion

Renewal: Framework Agreements for all Lots will be for an initial 48 month period, with two potential extension periods, each at NIE Networks' discretion, of up to 24 months each. Alternatively, an extension may also be granted for the full 48 month period, at NIE Networks' discretion

Dayworks (Misc. Minor Works)

Dayworks for various minor civil engineering works across live transmission and distribution substations in various locations throughout Northern Ireland. Works will include: - * Replacement of Security Doors * Roof Investigation and Replacement * Remedial works to guttering and down pipes * Minor civil alteration works to existing substation buildings * Enabling works including breaking out redundant bases * Siteworks including earth installation, fencing, surfacing and finishing works Awards under Lot 4 will be determined via the Call-off Procedure

Options: Framework Agreements for all Lots will be for an initial 48 month period, with two potential extension periods, each at NIE Networks' discretion, of up to 24 months each. Alternatively, an extension may also be granted for the full 48 month period, at NIE Networks' discretion

Renewal: Framework Agreements for all Lots will be for an initial 48 month period, with two potential extension periods, each at NIE Networks' discretion, of up to 24 months each. Alternatively, an extension may also be granted for the full 48 month period, at NIE Networks' discretion

### Planning Information

NIE Networks Ltd would like to invite interested parties to express and register their interest in attending a PME briefing event, which will be held via Zoom on Thursday 28th August 2025 at 9.30 am.
At this PME briefing event, NIE Networks Ltd will provide interested parties with an overview of the requirements, objectives, proposed approach to the forthcoming procurement and anticipated timelines. Interested parties shall be solely responsible for any costs incurred participating in any aspect of this PME event.
pqq_4676 has been created on eSourcing NI where interested parties can register their interest to attend the session via the secure messaging function.
Interested parties should register their interest and attendance via secure messaging function on eSourcing NI by 5.00 pm on Tuesday 26th August 2025 providing the name(s) and contact email addresses of who will attend.
Upon receipt of Suppliers' Expressions of Interest, we will provide additional information with further instructions on how to participate in the PME Briefing Event.
Attendance shall be limited to a maximum of 3 attendees per organisation. Registration for the PME briefing event(s) shall only be through eSourcing NI.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/009424-2026 |
| Notice type | UK4 - Tender Notice |
| Procurement type | Framework |
| Procurement category | Works |
| Procurement method | Selective |
| Procurement method details | Competitive flexible procedure |
| Tender suitability | Not specified |
| Awardee scale | Not specified |
| All stages | Planning, Tender |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 3 Feb 2026 |
| Submission deadline | 3 Mar 2026 |
| Future notice date | 28 Aug 2025 |
| Award date | Not specified |
| Contract period | 1 Aug 2027 - 1 Aug 2031 |
| Recurrence | 2034-02-20 |

## Values

| Field | Value |
| --- | --- |
| Tender value | £83,040,000 |
| Lots value | £83,040,000 |
| Awards value | Not specified |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Active |
| Lots status | Active |
| Awards status | Not specified |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | NORTHERN IRELAND ELECTRICITY NETWORKS LIMITED |
| Locality | BELFAST |
| Post town | Northern Ireland |
| Postcode | BT9 5HT |
| Country | Northern Ireland |
| ITL 1 | Not specified |
| ITL 2 | Not specified |
| ITL 3 | Not specified |
| Local authority | Not specified |
| Electoral ward | Not specified |
| Westminster constituency | Not specified |
| Delivery location | TLN Northern Ireland |

## CPV Codes

### Divisions

- 45 - Construction work

### Codes

- 45000000 - Construction work
- 45200000 - Works for complete or part construction and civil engineering work
- 45210000 - Building construction work
- 45216125 - Emergency-services building construction work
- 45220000 - Engineering works and construction works
- 45231000 - Construction work for pipelines, communication and power lines
- 45231400 - Construction work for electricity power lines
- 45232200 - Ancillary works for electricity power lines
- 45232220 - Substation construction work

## Release History

- 3 Feb 2026 at 12:23 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/009424-2026
- 18 Aug 2025 at 09:55 - Planning - UK2 - Preliminary Market Engagement Notice - https://www.find-tender.service.gov.uk/Notice/049399-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/009424-2026
  3rd February 2026 - Tender notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/049399-2025
  18th August 2025 - Preliminary market engagement notice on Find a Tender

## Notice URLs

- http://www.nienetworks.co.uk
- https://e-sourcingni.ukp.app.jaggaer.com/
- https://e-sourcingni.ukp.app.jaggaer.com/web
- https://www.legislation.gov.uk/ukpga/2023/54/contents

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-058985. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-058985.json.