20-15 Sunk Inner Precautionary Area

Trinity House Notice to Mariners, 30/07/2015

No.20/15 C8

---------------

EAST COAST OF ENGLAND

-------------------------------------

THAMES ESTUARY

--------------------------

SUNK INNER PRECAUTIONARY AREA

-----------------------------------------------------

SUNK INNER LIGHT FLOAT

Latitude 51° 51'.170N., Longitude 001° 34'.400E.

----------------------------------------------------------

Date : On or about 30th July, 2015

Amendment : Existing Light Float to be temporarily removed and a replacement Light Float established in lieu, as follows:-

Red hull: Light tower amidships: Gp.Fl.(5) 15 seconds: nominal range 12 miles carried at a height of at least 11 metres above the water line: exhibited during the hours of darkness and in periods of reduced visibility, as follows:-

Flash : 0.4 second

Eclipse : 1.6 seconds

Flash : 0.4 second

Eclipse : 1.6 seconds

Flash : 0.4 second

Eclipse : 1.6 seconds

Flash : 0.4 second

Eclipse : 1.6 seconds

Flash : 0.4 second

Eclipse : 6.6 seconds

------------------------------------------

Total : 15.0 seconds

-----------------------------------------
Fog signal giving 1 blast of 2 seconds duration every 30 seconds

Racon, as follows:-

Type : Agile Frequency

Code : Morse “T”

Nominal Range : 10 miles

Frequency : X band 9320 MHz to 9500 MHz
S band 2920 MHz to 3100 MHz

Display period : On 20 seconds.
Off 40 seconds.

---------------------

Total 60 seconds.

---------------------

AIS Transmission; MMSI Number 992351027.
Mariners are advised that the transmitted message 21 will be displayed as “Sunk Inner – Light Vessel”

No further notice will be given.


By Order

Captain R.H. Barker,

Director of Navigational Requirements.

Trinity House,

London EC3N 4DH.

3rd July, 2015