UNCREWED SURFACE VESSEL TRIALS PORTCHESTER LAKE 1-17 FEB 2023

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King's Harbour Master Portsmouth

LNTM No 29/23

1. NOTICE IS HEREBY GIVEN by the King’s Harbour Master Portsmouth that Uncrewed Surface Vessel (USV) trials will be conducted in the upper most area of Portchester Creek in the period 1-17 February 2023.

2. USV operations will be conducted in daylight hours only with a safety vessel in attendance. The USV, “CT6”, is a grey modified mono hull (LOA 6.2m)  which will be supported and towed, when required by a blue mono hulled vessel “KEV4” (LOA 6.2m) acting as safety boat.. “CT6” will be remotely controlled, with the remote operator following the International Rules for Preventing Collisions at Sea (COLREGS) at all times.

CT6

Kev 4

3. The trials will focus on the area between Trafalgar Wharf and Port Solent, to the north of the navigation channel the coordinates being:

a. 50°50.78N – 001°06.68W                    
b. 50°50.68N – 001°06.68W   
c. 50°50.68N – 001°06.42W                    
d. 50°50.78N – 001°06.42W

Trials will take place around high water periods.

4. Trials will involve a variety of manoeuvres and equipment tests. Whilst within Portsmouth Harbour the vessels speed will not be above 10 knots taken as "speed through the water". In line with General Direction Number 5/23.

5. The safety vessel will be listening on VHF Ch 11 and contact KHM at the beginning and end of serials. 

6. Cancel this LNTM on 18 Feb 2023.

 

Thursday 26 Jan 2023

N J RANDALL
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.