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BATHYMETRIC DREDGE MONITORING SURVEY & MAINTENANCE WORKS AT HMNB PORTSMOUTH 1 – 15 JULY 2025

23/06/2025

King’s Harbour Master Portsmouth

LNTM 72/25

1. NOTICE IS HEREBY GIVEN by the King's Harbour Master Portsmouth that Boskalis Westminster Ltd will be conducting bathymetric survey works within Portsmouth Harbour and the main approach channel with maintenance works being undertaken within the confines of No. 2 Basin HM Naval Base Portsmouth from 1 to 15 July 2025. 

2. The survey vessel will be ‘SMIT NEYLAND’ (LOA 12.4m) and display the appropriate signals when conducting survey operations. The vessels carrying out the maintenance works, taking place in No.2 Basin, will be the small tug ‘F48’ (LOA 14.0m) and assisted by Baker Trayte Marine Ltd suppling the MPV ‘BULLDOG’ (LOA 14.8m), the multi-cat ‘UNCLE BILL’ (LOA13.2m) and the crane barge ‘BT 230’ (LOA 30.m).  

3. For the duration of the works within No.2 basin, access will be strictly controlled by Portsmouth VTS on VHF channel 11. 

4. The survey vessel will maintain a listening watch on VHF Ch 11 throughout operations.

5. Portsmouth VTS will be kept informed of work in progress and will de-conflict movements with other marine traffic. They can be contacted on VHF Ch 11 or by telephoning 02392 723689 for the latest information. 

6.  Cancel this LNTM on 16 July 2025.

 

Monday 23 Jun 2025

G W BISHOP
King's Harbour Master

Owners, Agents, Charterers, Marinas, Yacht Clubs and Recreational Sailing Organisations should ensure that the contents of this Notice are made known to the masters or persons in charge of their vessels or craft.

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