---
title: "T25-034CAP Middle and Lower Creggan Reservoirs Site Investigation and Geophysical Survey - Re-issue"
ocid: "ocds-h6vhtk-04f8c8"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-04f8c8"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-04f8c8.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-04f8c8.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "DERRY CITY AND STRABANE DISTRICT COUNCIL"
published: "2025-05-19"
---

# T25-034CAP Middle and Lower Creggan Reservoirs Site Investigation and Geophysical Survey - Re-issue

Buyer: DERRY CITY AND STRABANE DISTRICT COUNCIL  
Current stage: Award  
OCID: ocds-h6vhtk-04f8c8

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## Summary

The procurement process led by the Derry City and Strabane District Council focuses on ground investigation works for the Middle and Lower Creggan Reservoirs. Situated in Derry, Northern Ireland, this project falls under the industry category of geological and geophysical services. It has progressed to the contract award stage as of 19th May 2025, following an open competition procurement method. This initiative was reissued to ensure comprehensive site investigation, and the contract, valued at £154,049.40, was awarded to Causeway Geotech Ltd, with work commencing on 20th May 2025 and concluding by 18th May 2026.

This tender presents significant opportunities for businesses involved in geotechnical and structural investigation services, especially those with expertise in dam safety analysis and monitoring. Companies with the capability to perform both intrusive and non-intrusive investigations will find this contract highly suitable, providing an avenue for expanding service offerings in infrastructure safety and long-term environmental monitoring. Large-scale enterprises, like Causeway Geotech Ltd, have already capitalised on this opportunity, highlighting the potential for business growth by engaging in government procurement initiatives. Participation in such projects can significantly enhance a company's portfolio and technical expertise in the public sector.

## Notice

Derry City and Strabane District Council invites tenders for Intrusive and non-intrusive ground investigation works are required across the existing Middle Creggan and Lower Creggan dam embankments and spillways. The ground investigation is required to assess the structural and geotechnical conditions of the existing reservoir embankment dams and spillways in order to aid the risk assessments of the dams and to provide up-to-date information. It is envisioned that the information collected during the ground investigation will support the design of remediation measures if necessary. Instrumentation is to be installed to enable the long-term future monitoring of both reservoir dams. Your submission must be submitted via eTendersNI, via this CFT. No other method of submissions will be accepted. Please refer to the CfT documents for further detail.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/022593-2025 |
| Notice type | UK6 - Contract Award Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Open |
| Procurement method details | Below threshold - open competition |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Tender, Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 19 May 2025 |
| Submission deadline | 25 Apr 2025 |
| Future notice date | Not specified |
| Award date | 8 May 2025 |
| Contract period | 19 May 2025 - 18 May 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £130,000 |
| Lots value | £130,000 |
| Awards value | £154,049 |
| Contracts value | Not specified |

## Status

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

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | DERRY CITY AND STRABANE DISTRICT COUNCIL |
| Locality | DERRY |
| Post town | Northern Ireland |
| Postcode | BT48 7NN |
| Country | Northern Ireland |
| ITL 1 | TLN Northern Ireland |
| ITL 2 | TLN0 Northern Ireland |
| ITL 3 | TLN0A Derry City and Strabane |
| Local authority | Derry City and Strabane |
| Electoral ward | Northland |
| Westminster constituency | Foyle |
| Delivery location | TLN0A Derry City and Strabane |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | CAUSEWAY GEOTECH |

## CPV Codes

### Divisions

- 71 - Architectural, construction, engineering and inspection services

### Codes

- 71351000 - Geological, geophysical and other scientific prospecting services
- 71351500 - Ground investigation services

## Release History

- 19 May 2025 at 12:06 - Award - UK6 - Contract Award Notice - https://www.find-tender.service.gov.uk/Notice/022593-2025
- 26 Mar 2025 at 10:15 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/011262-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/022593-2025
  19th May 2025 - Contract award notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/011262-2025
  26th March 2025 - Tender notice on Find a Tender

## Notice URLs

- http://www.derrystrabne.com
- 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-04f8c8. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-04f8c8.json.