---
title: "HE0915 M4 Junction 17 Improvement Works"
ocid: "ocds-h6vhtk-056515"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-056515"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-056515.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-056515.json"
source: "Find A Tender Service"
current_stage: "Planning"
buyer: "WILTSHIRE COUNCIL"
published: "2025-07-24"
---

# HE0915 M4 Junction 17 Improvement Works

Buyer: WILTSHIRE COUNCIL  
Current stage: Planning  
OCID: ocds-h6vhtk-056515

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## Summary

Wiltshire Council is in the planning stage of procuring a contract for the M4 Junction 17 Improvement Works, with the intention of awarding the contract in early spring 2026. This procurement falls under the 'works' category and is aimed at enhancing infrastructure in the UKK15 region of the United Kingdom, specifically around Trowbridge. The project entails significant developments, including the installation of traffic signals and the widening of carriageways and lanes. A market engagement event is scheduled for 12th August 2025 from 11:00 am to 12:00 noon via Microsoft Teams, where interested parties can gain insights into the project and procurement process. The estimated contract value is £24 million, and the planning stage involves significant market engagement to prepare for subsequent phases.

This forthcoming tender offers an opportunity for businesses specializing in highway construction and civil engineering consultancy, particularly those experienced in complex infrastructure projects on the National Highways network. The scope of work, estimated timeline, and substantial budget suggest excellent prospects for small and medium enterprises capable of delivering large-scale infrastructure improvements. Firms interested in expanding their portfolio in high-value construction for public authorities may find this tender particularly attractive. Participation in the market engagement event will allow businesses to better understand the project's demands and the procurement route being considered, thus positioning them well for a successful bid.

## Notice

Wiltshire Council are procuring a contract for the delivery of the M4 Junction 17 improvement works, with a view to awarding the contract in early spring 2026. Scope of Works The proposed scheme includes: * Installation of traffic signals on all roundabout approaches * Carriageway widening throughout the junction * Increasing the number of traffic lanes across the motorway bridges from two to three * Widening of the circulatory carriageway The successful contractor must be capable of working on the National Highways network and experienced in delivering complex highway infrastructure improvements. Delivery Phases (estimated) The contract will be delivered in two phases: * Phase 1 - Early Contractor Involvement (ECI): Spring 2026 - Autumn 2026 * Phase 2 - Construction: 2027 (subject to approval of the Full Business Case by the Department for Transport) Estimated Value * PS24 million (including VAT)

### Planning Information

Wiltshire Council – M4 Junction 17 Improvement Works
Market Engagement Event Invitation
Wiltshire Council is hosting a market engagement event ahead of procuring a contract for the delivery of the M4 Junction 17 improvement works, with a view to awarding the contract in early spring 2026.
Scope of Works
The proposed scheme includes:
• Installation of traffic signals on all roundabout approaches
• Carriageway widening throughout the junction
• Increasing the number of traffic lanes across the motorway bridges from two to three
• Widening of the circulatory carriageway
The successful contractor must be capable of working on the National Highways network and experienced in delivering complex highway infrastructure improvements.
Delivery Phases (estimated)
The contract will be delivered in two phases:
• Phase 1 – Early Contractor Involvement (ECI): Spring 2026 – Autumn 2026
• Phase 2 – Construction: 2027 (subject to approval of the Full Business Case by the Department for Transport)
Estimated Value
• £24 million (including VAT)
Market Engagement Event Details
This online engagement session will provide an overview of the project, procurement route, and key requirements for interested contractors.
• Date: Tuesday 12th August 2025
• Time: 11:00am – 12:00 noon
• Location: Microsoft Teams (link provided upon registration)
To register your interest and receive the joining link, please contact: jack.francis@wiltshire.gov.uk
Further Information
For additional background about the project please visit: Junction 17 - M4 - Wiltshire Council

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/042595-2025 |
| Notice type | UK2 - Preliminary Market Engagement Notice |
| Procurement type | Standard |
| Procurement category | Works |
| Procurement method | Not Specified |
| Procurement method details | Not specified |
| Tender suitability | SME |
| Awardee scale | Not specified |
| All stages | Planning |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 24 Jul 2025 |
| Submission deadline | Not specified |
| Future notice date | 18 Sep 2025 |
| Award date | Not specified |
| Contract period | 3 Feb 2026 - 28 Aug 2028 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £20,000,000 |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | Not specified |

## Status

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

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | WILTSHIRE COUNCIL |
| Locality | TROWBRIDGE |
| Post town | Bath |
| Postcode | BA14 8JN |
| Country | England |
| ITL 1 | TLK South West (England) |
| ITL 2 | TLK7 Gloucestershire and Wiltshire |
| ITL 3 | TLK72 Wiltshire |
| Local authority | Wiltshire |
| Electoral ward | Trowbridge Central |
| Westminster constituency | South West Wiltshire |
| Delivery location | TLK15 Wiltshire |

## CPV Codes

### Divisions

- 45 - Construction work
- 71 - Architectural, construction, engineering and inspection services

### Codes

- 45233000 - Construction, foundation and surface works for highways, roads
- 71311000 - Civil engineering consultancy services

## Release History

- 24 Jul 2025 at 08:49 - Planning - UK2 - Preliminary Market Engagement Notice - https://www.find-tender.service.gov.uk/Notice/042595-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/042595-2025
  24th July 2025 - Preliminary market engagement notice on Find a Tender

## Notice URLs

- http://www.wiltshire.gov.uk/
- 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-056515. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-056515.json.