Dredging at Tsuen Wan

13 Feb 2023 / Hong Kong

For approximately five months, dredging works will be carried out in the following works areas:

WORKS AREA 1
This area is bounded by straight lines joining the following co-ordinates (WGS 84 Datum) from (A) to (C) and the adjacent shoreline:
(A) 22° 21.835’N 114° 06.734’E
(B) 22° 21.888’N 114° 06.704’E
(C) 22° 21.902’N 114° 06.733’E

WORKS AREA 2
This area is bounded by straight lines joining the following co-ordinates (WGS 84 Datum) from (D) to (G) and the adjacent shoreline:
(D) 22° 21.960’N 114° 06.688’E
(E) 22° 21.936’N 114° 06.661’E
(F) 22° 21.967’N 114° 06.630’E
(G) 22° 21.991’N 114° 06.657’E

WORKS AREA 3
This area is bounded by straight lines joining the following co-ordinates (WGS 84 Datum) from (H) to (K) and the adjacent shoreline:
(H) 22° 22.180’N 114° 06.479’E
(I) 22° 22.160’N 114° 06.456’E
(J) 22° 22.191’N 114° 06.425’E
(K) 22° 22.212’N 114° 06.449’E

The works will be carried out by one derrick lighter, one hopper barge and one crane boat. One tugboat will provide assistance. The number of vessels engaged in the works will change from time to time to suit operational requirements. Vessels engaged in the works will display signals as prescribed in international and local regulations.

A working area of approximately 50 metres around the lighter will be established. Yellow marker buoys fitted with yellow flashing lights will be laid to mark the positions of the anchors extending from the lighter.

A silt curtain extending from the sea surface to the seabed will be established within each works area. Yellow marker buoys fitted with yellow flashing lights will be laid to mark the extent of the silt curtains.

The hours of work will be from 0900 to 1800 hours daily. No works will be carried out on Sundays and public holidays. Vessels employed for the works will stay in the works areas outside the hours of work.

Vessels navigating in the vicinity should proceed with caution.

(For information about operations in Hong Kong, contact GAC Hong Kong at [email protected])

Source: Government of the Hong Kong SAR Marine Department Notice No.23/2023

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