---
title: "WP4730 - Security Fencing CTA Tunnel"
ocid: "ocds-b5fd17-ba4f51e4-6887-461e-b57e-f3c9b6153b1c"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-b5fd17-ba4f51e4-6887-461e-b57e-f3c9b6153b1c"
markdown_url: "https://d3tenders.com/contract/ocds-b5fd17-ba4f51e4-6887-461e-b57e-f3c9b6153b1c.md"
json_url: "https://d3tenders.com/contract/ocds-b5fd17-ba4f51e4-6887-461e-b57e-f3c9b6153b1c.json"
source: "Contracts Finder"
current_stage: "Tender"
buyer: "COSTAIN LIMITED (H7-HEATHROW)"
published: "2025-10-31"
---

# WP4730 - Security Fencing CTA Tunnel

Buyer: COSTAIN LIMITED (H7-HEATHROW)  
Current stage: Tender  
OCID: ocds-b5fd17-ba4f51e4-6887-461e-b57e-f3c9b6153b1c

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-b5fd17-ba4f51e4-6887-461e-b57e-f3c9b6153b1c)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-b5fd17-ba4f51e4-6887-461e-b57e-f3c9b6153b1c.json)

## Summary

The public procurement process for "WP4730 - Security Fencing CTA Tunnel" is initiated by Costain Limited (H7-Heathrow), a notable buyer located in Maidenhead, UK. This tender falls under the "works" category, with a specific focus on the erection of fencing and safety fencing. It is located in London, United Kingdom. As of the date of publication on 31st October 2025, the procurement is in the "tender" stage and is set to close on 6th November 2025. The contract period is scheduled to begin on 3rd July 2026 and conclude on 9th December 2026. The estimated contract value ranges from £500,000 to £1,000,000, with specific emphasis on constructing about 300 metres of various types of fencing.

This tender presents considerable opportunities for businesses specialising in construction and security infrastructure, particularly those with expertise in fencing. The project is well-suited for small and medium enterprises (SMEs) as well as voluntary, community, and social enterprises (VCSEs), as the procurement process is open to these types of organisations. Given the substantial value and scope of the contract, companies with a robust track record in similar works will find this an ideal opportunity to expand their portfolio and enhance their presence in the UK infrastructure sector. The potential to collaborate on long-term projects tied to airport facilities can drive substantial growth and offer a platform for showcasing expertise in creating secure environments.

## Notice

We have a security fencing requirement as part of our CTA tunnel main works 1100mm high key clamp rail - 30m + 30m 2400mm high green security mesh - 60m +26m 1200mm high green security mesh - 44m 1500mm high saferoad phoenix alum parapet - 85m total we are talking about 4 types of fence for around 300m length

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Contracts Finder |
| Latest notice | https://www.contractsfinder.service.gov.uk/Notice/48409ce5-c0f1-4e72-a39e-134dd6000b3a |
| Notice type | Tender Notice |
| Procurement type | Standard |
| Procurement category | Works |
| Procurement method | Not Specified |
| Procurement method details | Not specified |
| Tender suitability | SME, VCSE |
| Awardee scale | Not specified |
| All stages | Tender |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 31 Oct 2025 |
| Submission deadline | 6 Nov 2025 |
| Future notice date | Not specified |
| Award date | Not specified |
| Contract period | 2 Jul 2026 - 9 Dec 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £1,000,000 |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | Not specified |

## Status

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

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | COSTAIN LIMITED (H7-HEATHROW) |
| Locality | MAIDENHEAD |
| Post town | Slough |
| Postcode | SL6 4UB |
| Country | England |
| ITL 1 | TLJ South East (England) |
| ITL 2 | TLJ1 Berkshire, Buckinghamshire and Oxfordshire |
| ITL 3 | TLJ15 Berkshire East |
| Local authority | Windsor and Maidenhead |
| Electoral ward | Oldfield |
| Westminster constituency | Maidenhead |
| Delivery location | TLI London |

## CPV Codes

### Divisions

- 34 - Transport equipment and auxiliary products to transportation
- 45 - Construction work

### Codes

- 34928310 - Safety fencing
- 45342000 - Erection of fencing

## Release History

- 31 Oct 2025 at 12:00 - Tender - Tender Notice - https://www.contractsfinder.service.gov.uk/Notice/48409ce5-c0f1-4e72-a39e-134dd6000b3a

## Documents

- https://www.contractsfinder.service.gov.uk/Notice/48409ce5-c0f1-4e72-a39e-134dd6000b3a
  31st October 2025 - Opportunity notice on Contracts Finder
- https://www.competefor.com/business/viewOpportunityDetailsSupplier.html?id=102053452
  Please follow this link to view the notice.

## 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-b5fd17-ba4f51e4-6887-461e-b57e-f3c9b6153b1c. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-b5fd17-ba4f51e4-6887-461e-b57e-f3c9b6153b1c.json.