---
title: "HMS Alliance Cofferdam Work"
ocid: "ocds-h6vhtk-02f9ec"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-02f9ec"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-02f9ec.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-02f9ec.json"
source: "Find A Tender Service"
current_stage: "Tender"
buyer: "NMRN OPERATIONS"
published: "2021-11-25"
---

# HMS Alliance Cofferdam Work

Buyer: NMRN OPERATIONS  
Current stage: Tender  
OCID: ocds-h6vhtk-02f9ec

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## Summary

The procurement process titled "HMS Alliance Cofferdam Work" is being conducted by NMRN Operations, located at HM Naval Base in Portsmouth, UK. This project, classified under the CPV code 45240000, involves construction work related to water projects and has a total contract value of £85,000. Currently in the Tender stage, the submission deadline for bids is set for 7 January 2022. The work is aimed at repairing the cofferdam beneath HMS Alliance at the Royal Navy Submarine Museum in Gosport, with a preliminary contract duration of 90 days starting from the award date, which is anticipated to be around 10 January 2022.

This tender presents significant opportunities for businesses in construction, particularly those specialising in harbour, marine, and coastal-defence works. Companies with expertise in structural steel erection and special trade construction works are encouraged to participate in this open procurement process, as it allows for unmediated competition. With a focus on a notable maritime heritage site, firms that can deliver quality, cost-effective solutions while adhering to strict timeframes stand to enhance their business profiles and expand their portfolios through this contract.

## Notice

Work on cofferdam which sits beneath HMS Alliance to repair drainage and the walkway on the cofferdam itself. See link to ITT documents and Annex's for further detail.

### Lot Information

Lot 1

ITT Open Procedure for works on the cofferdam underneath HMS Alliance at the RN Submarine Museum. Dates listed for start and finish contract are preliminary at time of posting.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/029309-2021 |
| Notice type | Tender Notice |
| Procurement type | Standard |
| Procurement category | Works |
| Procurement method | Open |
| Procurement method details | Open procedure |
| Tender suitability | Not specified |
| Awardee scale | Not specified |
| All stages | Tender |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 25 Nov 2021 |
| Submission deadline | 7 Jan 2022 |
| Future notice date | Not specified |
| Award date | Not specified |
| Contract period | Not specified |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £85,000 |
| Lots value | Not specified |
| 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 | NMRN OPERATIONS |
| Locality | PORTSMOUTH |
| Post town | Portsmouth |
| Postcode | PO1 3NH |
| Country | England |
| ITL 1 | TLJ South East (England) |
| ITL 2 | TLJ3 Hampshire and Isle of Wight |
| ITL 3 | TLJ31 Portsmouth |
| Local authority | Portsmouth |
| Electoral ward | Charles Dickens |
| Westminster constituency | Portsmouth South |
| Delivery location | TLJ35 South Hampshire |

## CPV Codes

### Divisions

- 45 - Construction work

### Codes

- 45240000 - Construction work for water projects
- 45241000 - Harbour construction works
- 45243000 - Coastal-defence works
- 45244000 - Marine construction works
- 45262000 - Special trade construction works other than roof works
- 45262400 - Structural steel erection work

## Release History

- 25 Nov 2021 at 09:05 - Tender - Tender Notice - https://www.find-tender.service.gov.uk/Notice/029309-2021

## Notice URLs

- http://www.nmrn.org.uk
- https://www.contractsfinder.service.gov.uk/Notice/ad8f7d2f-ebdf-4afe-9134-a741b4498a52
- https://www.gov.uk/government/publications/public-procurement-review-service-scope-and-remit
- https://www.mytenders.co.uk/search/Search_AuthProfile.aspx?ID=AA32850

## 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-02f9ec. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-02f9ec.json.