MDN 206/2026

SÉCURITÉ

Submarine outfall inspection works off Ma Liu Shui

ActiveReceived 28 Oct 2026, 00:00 UTC

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MARINE DEPARTMENT NOTICE NO. 206/2026 (Marine Works) Submarine Outfall Inspection Works off Ma Liu Shui With immediate effect and for a period of approximately two months, submarine outfall inspection works will be carried out within the area bounded by straight lines joining the following co-ordinates (WGS 84 Datum) from (A) to (D): (A) 22-25.05N 114-13.12E (B) 22-25.02N 114-13.18E (C) 22-25.01N 114-13.17E (D) 22-25.04N 114-13.12E 2. The works will be carried out by one work boat. One guard boat will provide assistance. Vessels engaged in the works will display signals as prescribed in international and local regulations. 3. A working area of approximately 20 metres around the work boat will be established. Yellow marker buoys fitted with yellow flashing lights will be laid to mark the positions of the anchors extending from the work boat. 4. The hours of work will be from 0800 to 1800 hours. No works will be carried out on Sundays and public holidays. Vessels employed for the works will not stay in the works area outside the hours of work. 5. Diving operations will be carried out from time to time during the hours of work. Vessels navigating in the vicinity should proceed with caution and keep clear of the works area at slow speed, bearing in mind that there are diving operations in the area. 6. A drawing showing the works area is attached to this Notice. Mr. Q. SHI Director of Marine (Acting) Marine Department Government of the HKSAR Date: 28 October 2026 Action File Ref.: L/M No. 35/26 in MD-PD&PS-F01-075-01A-001A-P102

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Analysis

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Submarine outfall inspection works are underway off Ma Liu Shui within a small area defined by four coordinates. Works began with immediate effect on 28 Oct 2026 and are expected to last approximately two months. Operations are by one work boat with one guard boat, hours 0800-1800 (no work on Sundays and public holidays). Diving operations will occur during working hours and a 20 metre working area around the work boat will be marked by yellow buoys with yellow flashing lights.

Type: Offshore operations · severity moderate
Feed: Offshore works, rigs and towingAll warnings of this kind on the map, or as an API feed.
Location: off Ma Liu Shui
Validity: From 28 Oct 2026, 00:00 UTC
With immediate effect and for a period of approximately two months. Hours of work 0800 to 1800 hours. No works on Sundays and public holidays.
Activity periods: ? - ? (Daily 0800-1800 (times as quoted in the notice); no works on Sundays and public holidays)
Hazards: submarine outfall inspection works, diving operations, work boat and guard boat, marker buoys and anchor lines

Worked out automatically from the warning text on 29 Oct 2026, 11:37 UTC. It can be wrong: the official warning text is the authority.

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This warning's analysis also has:

Action for mariners
Keep-clear distance
Ships named
Lights and buoys affected
Translations
Nearby lights and rescue centres

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Keywordsdiving operations keep clear of

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