MDN 80/2026

SÉCURITÉ

Submarine outfall inspection works off Sai Kung

No longer in forceReceived 27 Apr 2026, 00:00 UTCArchived 30 Sept 2026, 12:45 UTC

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MARINE DEPARTMENT NOTICE NO. 80/2026 (Marine Works) Submarine Outfall Inspection Works off Sai Kung 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) 22-22.27N 114-16.61E (B) 22-22.23N 114-16.66E (C) 22-22.22N 114-16.65E (D) 22-22.26N 114-16.60E 2. The works will be carried out by one work boat. Vessel 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 1900 hours. No works will be carried out on Sundays and public holidays. Vessel 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. S.F. WONG Director of Marine Marine Department Government of the HKSAR Date: 27 April 2026 Action File Ref.: L/M No. 9/26 in MD-PD&PS-F01-075-01A-001A-P093

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Analysis

No longer in force

Submarine outfall inspection works will be carried out off Sai Kung within a small polygon of coordinates given in the notice. Works commence with immediate effect for approximately two months, daily 0800-1900 (no works on Sundays and public holidays). One work boat will carry out the works with yellow marker buoys and diving operations from time to time; vessels should keep clear and proceed with caution.

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 Sai Kung
Validity: From 27 Apr 2026, 00:00 UTC
Until 27 Jun 2026, 00:00 UTCWith immediate effect and for a period of approximately two months
Activity periods: 27 Apr 2026, 00:00 UTC - 27 Jun 2026, 00:00 UTC (Daily 0800-1900 hours; no works on Sundays and public holidays. (Hours as given in notice))
Hazards: submarine outfall inspection works, work boat and anchors, marker buoys with flashing lights, diving operations

Worked out automatically from the warning text on 30 Sept 2026, 11:09 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

The action for mariners, the keep-clear distance, contacts, ships named, translations and the nearby lights and rescue centres come with Lagom and every higher plan, and with the API plans. The official warning text above is always free.

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Keywordsdiving operations keep clear of

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