Defence Marine Services - Supply and Maintenance of Authority Moorings, Markers and Targets - AC

Contract summary

Industry

• Marine services - 98360000

Location of contract

Any region

Value of contract

£182,168,609.14

Procurement reference

tender_302158/1493434

Published date

26 June 2025

Closing date

30 June 2025

Closing time

11:59pm

Contract start date

1 October 2025

Contract end date

30 September 2033

Contract type

Service contract

Procedure type

Competitive procedure with negotiation (above threshold)

Contract is suitable for SMEs?

No

Contract is suitable for VCSEs?

No

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Description

The Contract covers the following services: the maintenance of moorings, target moorings and navigation marks owned by the Authority, the replacement of moorings and navigation marks with telemetry buoys and the sourcing, storage and supply of moorings and navigation mark components.
The maintenance and replacement of moorings, target moorings and navigation marks service will be provided at various locations around the UK Coast including Gibraltar and Cyprus. The supply of moorings and navigation mark components to a UK based nominated point of departure to enable the Authority to transport to the Ascension Island and Falkland Islands.
The Contract duration is envisaged to be 96 months.
To facilitate service delivery the intent is to transfer ownership of an Authority owned vessel to the new service provider under a Contractor Owned Contractor Operated (COCO) agreement subject to equitable financial renumeration. This vessel and any other vessel operated under this contract shall be UK Flagged and Certified.
The specification for the services will include the following:
- Maintenance in accordance with the Mooring Maintenance Programme (MMP), a schedule of routine mooring and navigation mark maintenance to ensure moorings and navigation marks remain safe to operate.
- A Moorings Replacement Programme (MRP) to replace moorings and navigation marks with telemetry buoys. The MRP will involve the total removal of the legacy mooring, the design and assurance of the new moorings, the procurement of replacement components and the installation and assurance of the new moorings.
- The sourcing, storage, and delivery of components to an authority nominated UK point of departure, allowing the Authority to maintain moorings in Ascension Island and Falkland Islands.

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More information

Attachments

• 20250624_C3_Main_Body-FINAL.pdf
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• 20250624_C3_Schedule10_Bareboat Charter Agreement-FINAL.pdf
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• 20250624_C3_Schedule11_Vessels-FINAL.pdf
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• 20250624_C3_Schedule12_Assets-FINAL.pdf
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• 20250624_C3_Schedule14_Commercially_Sensitive_Information-FINAL.pdf
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• 20250624_C3_Schedule15_Warranted-Data-FINAL.pdf
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• 20250624_C3_Schedule16_Project_and_Ancillary_Documents-FINAL.pdf
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• 20250624_C3_Schedule17_Intellectual_Property_Rights-FINAL.pdf
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• 20250624_C3_Schedule18_Processing_Personal_Data-FINAL.pdf
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• 20250624_C3_Schedule19_Change_Control_Procedure-FINAL.pdf
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• 20250624_C3_Schedule1_Definitions-FINAL.pdf
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• 20250624_C3_Schedule20_Compensation_on_Termination-FINAL.pdf
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• 20250624_C3_Schedule21_Exit_Management-FINAL.pdf
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• 20250624_C3_Schedule22_Staff_Transfer-FINAL.pdf
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• 20250624_C3_Schedule23_Key_Sub-Contractors-FINAL.pdf
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• 20250624_C3_Schedule24_Form_of_Direct_Agreement-FINAL.pdf
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• 20250624_C3_Schedule25_Financial_Distress-FINAL.pdf
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• 20250624_C3_Schedule26_Form_of_Deed_of_Guarantee-FINAL.pdf
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• 20250624_C3_Schedule27_Authority_Dependencies-FINAL.pdf
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• 20250624_C3_Schedule28_Key_Personnel-FINAL.pdf
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• 20250624_C3_Schedule29_Service_Continuity-FINAL.pdf
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• 20250624_C3_Schedule2_Statement_of_Requirement-FINAL.pdf
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• 20250624_C3_Schedule30_Dispute_Resolution-FINAL.pdf
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• 20250624_C3_Schedule31_Transparency_and_Financial_Models-FINAL.pdf
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• 20250624_C3_Schedule32_Cyber_Provisions-FINAL.pdf
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• 20250624_C3_Schedule34_Amendments_to_Qualifying_Defence_Contracts-FINAL.pdf
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• 20250624_C3_Schedule35_Provisions_to_be_Included_in_Qualifying_Subcontracts-FINAL.pdf
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• 20250624_C3_Schedule3_Service_Delivery_Plan-FINAL.pdf
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• 20250624_C3_Schedule4_PPIM-FINAL.pdf
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• 20250624_C3_Schedule5_Transition_Plan-Final.pdf
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• 20250624_C3_Schedule6_Governance_Management_Information_Reports Records_and_Audit-FINAL.pdf
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• 20250624_C3_Schedule7_Insurance-FINAL.pdf
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• 20250624_C3_Schedule8_Security_and_Information_Management-FINAL.pdf
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• 20250624_C3_Schedule9_Standards-FINAL.pdf
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• 205FF4~1.PDF
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Links

• https://contracts.mod.uk/esop/ect/filesharing/flist/6916962/8631995/foldersFilesList.si?isOnModification=false&_ncp=1750859296212.539590-1#fh
• Contract Main Body

• https://contracts.mod.uk/esop/ect/filesharing/flist/6916962/11601714/foldersFilesList.si
• Contract Schedules

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Award information

Awarded date

23 May 2025

Contract start date

1 October 2025

Contract end date

30 September 2033

Total value of contract

£182,168,609.14

This contract was awarded to 1 supplier.

Briggs Marine Contractors Limited

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About the buyer

Contact name

Gilbert Swinburn

Address

Rm 221, 24 Store, HMNB Portsmouth
Portsmouth
PO1 3LT
England

Email

Gilbert.swinburn881@mod.gov.uk