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NOTICE TO MARINERS, No. 170/7.
Gulf of Siam --Bangkok Bar.
THE outer light-ship at the Bar will very shortly be temporarily withdrawn. At its place a smaller vessel, red-painted and with two masts, will be moored.
The usual red light will be shown from this vessel.
By order of the Ministry of Marine,
BANGKOK, Sth September, 1920.
Captain F. THOMSEN, R.N.,
Hydrographer of the Navy, Director of the Hydrographic Office.
SPECIAL NOTICE TO MARINERS, No. 574.
CHINA-EAST COAST.
SHANGHAI DISTRICT.
Yangtze River South Channel Entrance.
TUNGSHA AND KIUTOAN LIGHT-VESSELS TO BE TEMPORARILY WITHDRAWN AND REPLACED BY RELIEF LIGHT-VESSELS.
NOTICE is hereby given that on or about the 4th October, 1920, the Tungsha and Kiutoan Light-vessels, moored in the South Channel Entrance to the Yangtze River, will be temporarily withdrawn from their stations and the stations marked by relief light- vessels as follows:-
The station of the Tungsha Light-vessel will be marked by the light-vessel normally functioning on the station of the Kiutoan Light-vessel, which vessel will retain her own characteristics both as regards light and fog signal, i.e., a white light occulting every 17 seconds, thus :--
Light
Eclipse
12 seconds,
5
and a fog bell struck three double blows each minute.
No name will appear on the vessel's sides.
The station of the Kintoan Light-vessel will be marked by a relief light-vessel 83 feet in length and painted red. The light, exhibited from a lantern carried by an iron trestle structure, will be dioptric, of the sixth order, showing an occulting white light every 3 seconds, thus :—
Light ...
Eclipse
0.3 second, 2.7 seconds,
The centre of the light will be 35 feet above the water, and should be visible in clear weather at a distance of 10 nautical miles. A black drum will encircle the trestle below the lantern as a daymark. During foggy or thick weather a goug will be beaten at short intervals.
If the Light-vessel is driven from her station, the usual light will not be shown, but a fixed red light will be exhibited from each end of the vessel during the night and a red flag hoisted by day.
COAST INSPECTOR'S OFFICE,
SHANGHAI, 2nd September, 1920.
II. E. HILLMAN,
Acting Coast Inspector.