---
title: "KSL - Grand Redoubt Gate 1 - Replacement of Northern Tidal Flap"
ocid: "ocds-b5fd17-2d761389-a07d-49f8-b61c-0d99de6aae58"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-b5fd17-2d761389-a07d-49f8-b61c-0d99de6aae58"
markdown_url: "https://d3tenders.com/contract/ocds-b5fd17-2d761389-a07d-49f8-b61c-0d99de6aae58.md"
json_url: "https://d3tenders.com/contract/ocds-b5fd17-2d761389-a07d-49f8-b61c-0d99de6aae58.json"
source: "Contracts Finder"
current_stage: "Award"
buyer: "ENVIRONMENT AGENCY"
published: "2025-12-24"
---

# KSL - Grand Redoubt Gate 1 - Replacement of Northern Tidal Flap

Buyer: ENVIRONMENT AGENCY  
Current stage: Award  
OCID: ocds-b5fd17-2d761389-a07d-49f8-b61c-0d99de6aae58

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-b5fd17-2d761389-a07d-49f8-b61c-0d99de6aae58)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-b5fd17-2d761389-a07d-49f8-b61c-0d99de6aae58.json)

## Summary

The contracting process involves the Environment Agency as the purchasing authority, executing the replacement of the Northern Tidal Flap at KSL - Grand Redoubt Gate 1. This procurement, classified under the "Flood-defences maintenance works" category, takes place in the South East region of the United Kingdom, specifically Reading, RG1 8DQ. The procurement method was selective, executed via a call-off from a framework agreement, with the tender stage completed and the contract awarded to JT Mackley & Co. Ltd. Key dates include the tender period ending on 2nd September 2024, and the contract period running from 1st October 2024 to 7th March 2025. The contract holds a value of £65,337.90, reflective of its focus on substantial infrastructural work.

This tender represents a significant opportunity for companies specialising in civil engineering and infrastructure works, particularly those with experience in flood defences maintenance. Although the awarded contract is not aimed at SMEs or VCSEs, it highlights the potential for larger engineering firms with the requisite expertise and resources to undertake complex maintenance projects in the public sector. Such contracts can pave the way for future collaborations with governmental bodies like the Environment Agency, offering expansive growth opportunities in similar and related fields.

## Notice

KSL - Grand Redoubt Gate 1 - Replacement of Northern Tidal Flap

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Contracts Finder |
| Latest notice | https://www.contractsfinder.service.gov.uk/Notice/f891f01e-09bf-49ca-b6ed-e2e0e3aafc05 |
| 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 | 24 Dec 2025 |
| Submission deadline | 2 Sep 2024 |
| Future notice date | Not specified |
| Award date | 19 Aug 2024 |
| Contract period | 30 Sep 2024 - 7 Mar 2025 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £65,337 |
| Lots value | Not specified |
| Awards value | £65,337 |
| 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 | READING |
| Post town | Reading |
| Postcode | RG1 8DQ |
| Country | England |
| ITL 1 | TLJ South East (England) |
| ITL 2 | TLJ1 Berkshire, Buckinghamshire and Oxfordshire |
| ITL 3 | TLJ16 Berkshire West |
| Local authority | Reading |
| Electoral ward | Thames |
| Westminster constituency | Reading 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

- 45246410 - Flood-defences maintenance works

## Release History

- 24 Dec 2025 at 12:30 - Award - Award Notice - https://www.contractsfinder.service.gov.uk/Notice/f891f01e-09bf-49ca-b6ed-e2e0e3aafc05

## Documents

- https://www.contractsfinder.service.gov.uk/Notice/f891f01e-09bf-49ca-b6ed-e2e0e3aafc05
  24th December 2025 - Awarded contract notice on Contracts Finder

## 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-b5fd17-2d761389-a07d-49f8-b61c-0d99de6aae58. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-b5fd17-2d761389-a07d-49f8-b61c-0d99de6aae58.json.