MDN 133/2026

SÉCURITÉ

Repair works for dolphins in To Kwa Wan Typhoon Shelter, Hong Kong

Activeuntil 17 Dec 2026, 00:00 UTC (in 32 days)Received 20 Jul 2026, 00:00 UTC

Warning text

MARINE DEPARTMENT NOTICE NO. 133/2026 (Marine Works) Repair Works for Dolphins in To Kwa Wan Typhoon Shelter With immediate effect and for a period of approximately five months, repair works for dolphins will be carried out in To Kwa Wan Typhoon Shelter. 2. The works will be carried out by one crane boat. The boat engaged in the works will display signals as prescribed in international and local regulations. 3. A working area of approximately 20 metres around the 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 boat. 4. The hours of work will be from 0700 to 1900 hours. No works will be carried out on Sundays and public holidays. The boat employed for the works will not stay in the works area outside the hours of work. 5. A silt curtain, extending from the sea surface to the seabed, will be established around the dolphins for repair. Yellow flashing lights will be laid along the surface of the silt curtain to mark the extent of the silt curtain. 6. Vessels navigating in the vicinity should proceed with caution. 7. A drawing showing the locations of the dolphins is attached to this Notice. Mr. S.F. WONG Director of Marine Marine Department Government of the HKSAR Date: 17 July 2026 Action File Ref.: L/M No. 20/26 in MD-PD&PS-F01-075-01A-001A-P097

Analysis

Activeuntil 17 Dec 2026, 00:00 UTC (in 32 days)

Repair works for dolphins (berthing structures) will be carried out in To Kwa Wan Typhoon Shelter from 17 July 2026 for approximately five months. Works are carried out by one crane boat with anchor marker buoys and a silt curtain marked by yellow flashing lights. Working area about 20 metres around the boat; hours 0700-1900 daily, no works on Sundays and public holidays. Vessels should proceed with caution in the vicinity.

Type: Offshore operations · severity moderate
Feed: Offshore works, rigs and towingAll warnings of this kind on the map, or as an API feed.
Location: To Kwa Wan Typhoon Shelter, Hong Kong
Validity: From 17 Jul 2026, 00:00 UTC
Until 17 Dec 2026, 00:00 UTCWith immediate effect and for a period of approximately five months.
Activity periods: 17 Jul 2026, 07:00 UTC - 17 Dec 2026, 19:00 UTC (Daily 0700-1900 hours; no works on Sundays and public holidays (boat will not stay in works area outside hours).)
Hazards: marine repair works, silt curtain, anchor marker buoys, crane boat/work vessel

Worked out automatically from the warning text on 30 Sept 2026, 10:50 UTC. It can be wrong: the official warning text is the authority.

The whole analysis comes with Lagom

This warning's analysis also has:

Action for mariners
Keep-clear distance
Ships named
Lights and buoys affected
Translations

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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Keywordstyphoon

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