---
title: "Allington Sluice Drive System Replacement"
ocid: "ocds-b5fd17-7ddde65c-dcc2-4842-a98a-9247b44795b3"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-b5fd17-7ddde65c-dcc2-4842-a98a-9247b44795b3"
markdown_url: "https://d3tenders.com/contract/ocds-b5fd17-7ddde65c-dcc2-4842-a98a-9247b44795b3.md"
json_url: "https://d3tenders.com/contract/ocds-b5fd17-7ddde65c-dcc2-4842-a98a-9247b44795b3.json"
source: "Contracts Finder"
current_stage: "Award"
buyer: "ENVIRONMENT AGENCY"
published: "2026-04-09"
---

# Allington Sluice Drive System Replacement

Buyer: ENVIRONMENT AGENCY  
Current stage: Award  
OCID: ocds-b5fd17-7ddde65c-dcc2-4842-a98a-9247b44795b3

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-b5fd17-7ddde65c-dcc2-4842-a98a-9247b44795b3)  
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## Summary

The Environment Agency, based in Bristol, has concluded the procurement process titled "Allington Sluice Drive System Replacement," falling under the category of construction work for floating docks. This project is aimed at enhancing the sluice drive system at Allington, located in the South East, United Kingdom. The procurement stage is in the Award phase as of 9th April 2026, following the tender period that ended on 14th October 2025. The contract involves work to be carried out from 7th April 2026 to 22nd October 2027, with a total value of £1,976,416.45, managed through a selective procurement method via a framework agreement.

This procurement offers substantial business growth opportunities especially for firms experienced in large-scale construction projects related to water infrastructure. While the project may not be specifically suitable for SMEs or VCSEs, established construction companies with relevant expertise can leverage this contract to enhance their portfolio in the governmental and environmental sectors. The supplier chosen, JT Mackley & Co. Ltd, exemplifies the type of contractor well-positioned to meet the demands of such complex and specialised work.

## Notice

KSL Navigation Allington Sluice Backup System

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Contracts Finder |
| Latest notice | https://www.contractsfinder.service.gov.uk/Notice/fb075c82-5d06-4b31-811f-d927125214c9 |
| Notice type | Award Notice |
| Procurement type | Framework |
| Procurement category | Works |
| Procurement method | Selective |
| Procurement method details | Call-off from a framework agreement |
| Tender suitability | Not specified |
| Awardee scale | Not specified |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 9 Apr 2026 |
| Submission deadline | 14 Oct 2025 |
| Future notice date | Not specified |
| Award date | 7 Apr 2026 |
| Contract period | 6 Apr 2026 - 22 Oct 2027 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £1,976,416 |
| Lots value | Not specified |
| Awards value | £1,976,416 |
| Contracts value | Not specified |

## Status

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

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | ENVIRONMENT AGENCY |
| Locality | BRISTOL |
| Post town | Bristol |
| Postcode | BS1 5AH |
| Country | England |
| ITL 1 | TLK South West (England) |
| ITL 2 | TLK5 West of England |
| ITL 3 | TLK51 Bristol, City of |
| Local authority | Bristol, City of |
| Electoral ward | Hotwells and Harbourside |
| Westminster constituency | Bristol Central |
| Delivery location | TLJ South East (England) |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | JT MACKLEY |

## CPV Codes

### Divisions

- 45 - Construction work

### Codes

- 45248300 - Construction work for floating docks

## Release History

- 9 Apr 2026 at 14:02 - Award - Award Notice - https://www.contractsfinder.service.gov.uk/Notice/fb075c82-5d06-4b31-811f-d927125214c9

## Documents

- https://www.contractsfinder.service.gov.uk/Notice/fb075c82-5d06-4b31-811f-d927125214c9
  9th April 2026 - Awarded contract notice on Contracts Finder
- https://www.contractsfinder.service.gov.uk/Notice/Attachment/f24c33b7-4b87-40b8-a601-16d32ff3d168
  Allington Sluice Drive System Replacement - EA Signed Contract_Redacted

## 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-b5fd17-7ddde65c-dcc2-4842-a98a-9247b44795b3. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-b5fd17-7ddde65c-dcc2-4842-a98a-9247b44795b3.json.