MDN 260/2025

SÉCURITÉ

Dredging and fender pile repairs at Castle Peak Power Station, Tap Shek Kok

No longer in forceReceived 22 Dec 2025, 00:00 UTCArchived 30 Sept 2026, 12:45 UTC

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MARINE DEPARTMENT NOTICE NO. 260/2025 (Marine Works) Marine Works at the Castle Peak Power Station, Tap Shek Kok With immediate effect and for a period of approximately nine months, marine works involving dredging operations and fender piles repair works will be carried out within the following works areas: Works Area 1: This area is bounded by straight lines joining the following coordinates (WGS 84 Datum) from (A) to (D) and the adjacent shoreline: (A) 22-22.39N 113-54.99E (B) 22-22.36N 113-55.02E (C) 22-22.26N 113-55.19E (D) 22-22.17N 113-55.14E Works Area 2: This area is bounded by straight lines joining the following coordinates (WGS 84 Datum) from (E) to (J) and the adjacent shoreline: (E) 22-22.16N 113-55.13E (F) 22-22.11N 113-55.10E (G) 22-22.20N 113-54.97E (H) 22-22.39N 113-54.73E (I) 22-22.45N 113-54.84E (J) 22-22.36N 113-54.90E Works Area 3: This area is bounded by straight lines joining the following coordinates (WGS 84 Datum) from (K) to (N) and the adjacent shoreline: (K) 22-22.42N 113-55.00E (L) 22-22.40N 113-54.96E (M) 22-22.43N 113-54.93E (N) 22-22.46N 113-54.96E 2. The works will be carried out by one grab dredger and one dumb lighter. Three tugboats, three work boats and two hopper barges will provide assistance. Vessels engaged in the works will display signals as prescribed in international and local regulations. 3 The hours of work will be round-the-clock. A working area of approximately 50 metres around the working vessels will be established. Yellow marker buoys fitted with yellow flashing lights will be laid to mark the positions of the anchors extending from the working vessels. 4. Silt curtains, which are large pieces of netting to contain mud and sediments extending from the sea surface to the seabed, will be established within the works areas. Yellow flashing lights will be laid to mark the extent of the silt curtains. 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 areas at slow speed, bearing in mind that there are divers working in the areas. 6. A drawing showing the works areas is attached to this Notice. This Notice supersedes Marine Department Notice No. 2/2024. Mr. S.F. WONG Director of Marine Marine Department Government of the HKSAR Date: 22 December 2025 Action File Ref.: L/M. No. 44/23 in MD-PD&PS-F01-075-01A-003-P053

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Analysis

No longer in force

Cancelled by MDN 164/2026

Marine works including dredging, fender pile repairs, silt curtains and diving operations at Castle Peak Power Station, Tap Shek Kok. Works started with immediate effect from 22 December 2025 and are to continue for approximately nine months, with round-the-clock operations. A 50 metre working safety zone around working vessels will be established; yellow marker buoys with yellow flashing lights and buoys marking silt curtains and anchors will be laid. Vessels should proceed with caution, at slow speed, and keep clear of the works areas.

Type: Dredging / works · severity moderate
Feed: Offshore works, rigs and towingAll warnings of this kind on the map, or as an API feed.
Location: Castle Peak Power Station, Tap Shek Kok (Hong Kong waters)
Validity: From 22 Dec 2025, 00:00 UTC
Until 22 Sept 2026, 00:00 UTCWith immediate effect and for a period of approximately nine months
Activity periods: 22 Dec 2025, 00:00 UTC - 22 Sept 2026, 00:00 UTC (round-the-clock)
Hazards: dredging operations, fender pile repair works, anchors and moored working vessels, silt curtains, diving operations, marker buoys
Cancels: Marine Department Notice No. 2/2024

Worked out automatically from the warning text on 30 Sept 2026, 11:30 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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Keywordsdredging operations diving operations divers working keep clear of

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