tillergirl
Well-Known Member
UKHO and Belgium Permanent/Temporary/Preliminary Notices
1. ENGLAND - East Coast - Obstruction. Depths. - Two slight reductions of depth and one new obstruction in the Princes Channel between the Princes Mid and No 5. Unlikely to hinder leisure craft.
2. BELGIUM - Lights. Piles. - The notice shows some of the progress at the entrance into Blankenberge. In 2024, an area to the north and west of the previous western mole was significantly increased. This notice announces a new starboard (western) light at the entrance of the harbour, five new piles within the western side of the channel and a new FG light just before where the channel widens into the harbour.
3. ENGLAND - East Coast - Depths. - Four reductions of depth in the River Thames, Halfway Reach. Unlikely to hinder leisure craft.
Local
1. Nore Swatchway - Neuconnect - Archaeological Works - on or about Sunday 27th April 2025, archaeological investigation works are expected to commence on the Thames intertidal zone off the Isle of Grain. The chartlet shows the approximate working location marked in red colour. These works will involve access by persons, excavations carried out by amphibious excavator and use of a hovercraft. The works are planned to be carried out in daylight hours during suitable low tide periods and should be complete by 2nd May 2025. Vessels navigating in the Swatchway and vicinity are advised to exercise caution. Further information may be broadcast, as required, by London VTS; for the latest information, mariners can contact London VTS by VHF ch. 68 / 69 or by telephoning 01474 560311.
2. Limehouse Reach - Hilton Pier - Dredging Operations - on or about 28th April 2025 dredging operations will commence at Hilton Pier and will last for approximately 5 days. The general location of works is indicated by the red box, on the chartlet. The dredging operations will be carried out by the vessel ASSASSIN using the plough dredge method conducted during the ebb tides only. Requirements to proceed with caution or at slow speed will be made in accordance with the procedures set out in the Port of London Authority’s Port Information Guide, with the International Code Flags ‘Romeo
Yankee (RY)’, which are illustrated here, displayed. Further details will be broadcast by London VTS on VHF Channel 14.
3. Surveyed Depths – Harwich International Port and approaches – Update 1 - recent surveys have identified the following depths in the River Stour dredged areas:
• Area dredged to 8m (not including berths): Minimum depth – 7.9m below chart datum
• Area dredged to 9m (not including berths): Minimum depth - 8.6m below chart datum
See survey chart extracts via the download button at: Notices to Mariners in the Local List below for further information and berth depths. For further information contact the Harbour Master Team at Harwich Haven Authority (+44 1255 243030).
4. PORT OF GREAT YARMOUTH - Outer Harbour Dredge Campaign – April 2025 - dredging activity will be conducted within the Great Yarmouth Outer Harbour and entrance, and river for berthing and minor works from 24/04/2025 for an approximate 10-day period. The water injection dredger, MAAS will be working at various locations within the Outer Harbour and river during this period. All Mariners and Port Users are advised to be vigilant and keep well clear of the dredger. MAAS will display lights and shapes for dredging activities as prescribed in the International Regulations for Preventing Collisions at Sea, and will maintain a listening watch on VHF Ch12. Mariners are reminded to maintain a listening watch on VHF Channel 12 at all times whilst within the Port of Great Yarmouth and to advise ‘Yarmouth Radio’ of their intention to conduct any manoeuvre within the Port prior to doing so.
Vessel: MAAS: Type: 43m WID Vessel
Area of work: GYOH and entrance, River for berthing and minor works: Duration: 10 days: ETA: 24/04/2025
IMO / MMSI 9904948 / 246259000 Callsign PDTY Monitoring Ch12
Further information may be obtained from Great Yarmouth LPS on VHF Channel 12, call sign “Yarmouth Radio” or telephone 01493 335511.
5. PORT OF GREAT YARMOUTH - UPDATED CONTACT DETAILS GREAT YARMOUTH LPS (YARMOUTH RADIO) - as of Thursday 1st May 2025, Great Yarmouth LPS (Yarmouth Radio) will be implementing updated contact details. Below is a breakdown of the communication methods.
VHF (24hrs)
Ch12 – ‘Yarmouth Radio’
Telephone (24hrs)
0151 949 6121
Email (24hrs)
GreatYarmouthMarine.Services@peelports.com
Mariners are reminded to maintain a listening watch on VHF Channel 12 at all times whilst within the Port of Great Yarmouth and to advise ‘Yarmouth Radio’ of their intention to conduct any manoeuvre within the Port prior to doing so. Further information may be obtained from Great Yarmouth LPS on VHF Channel 12, call sign “Yarmouth Radio” or telephone 01493 335511.
6. Lowestoft Pier Heads and Inner Harbour Area – Dive Activities - Activity is scheduled to be undertaken at Lowestoft as follow:
North and South Piers – Tuesday 29th and Wednesday 30th April.
Inner Harbour – Thursday 1st May - Quay area South side of Bridge Channel West of Bascule Bridge.
Relevant areas are indicated on the chart extract.
Diving is expected to take place between approx. 09:00hrs and 18:00hrs daily. Activity will be from the Quayside at each location. Divers will monitor VHF Ch14 and will use call sign ‘Red 7 Divers’. Areas of Dive Activity Diving Activity will be signified by flag ‘Alpha’. Diving will need to be suspended to accommodate large commercial vessel movements. Smaller commercial vessels, fishing vessels and leisure craft transits may be permitted – all movements will be co-ordinated by Lowestoft Port Control. All vessels are requested to provide the Dive area a wide berth and pass at slow speed to minimise vessel wash. Please contact Lowestoft Port Control, VHF Ch14, Tel. 01502 572286 (Option 3) if further information is required.
7. Lowestoft Outer Harbour and Approaches – Additional USV activities - transits of an additional USV (unmanned surface vessel), are scheduled to/from Lowestoft as follows:-
From: 24/04/25 Duration: Approx. one month
USV Details: 4.5m LOA USV, with red hull. MMSI No.268229900
Operator: Unscrewed Survey Solutions.
The USV will be transiting to/from a survey area off the Suffolk coast. Frequency of port visits expected to be approx. weekly, subject to weather and other operational requirements. The USV will mobilise from RNSYC basin (Outer Harbour), then transit Lowestoft approaches. Support craft ‘Predator’ will escort the USV for transits in the Harbour and in the close approaches to the port, monitoring VHF Ch14. Mariners are requested to afford the USV a wide berth providing it is safe and practicable to do so, and to minimise vessel wash when passing. Please contact Lowestoft Port Control, VHF Ch14, Tel. 01502 572286 (Option 3) if further information is required.
8. Lowestoft Approaches – Port Entry/Kirkley Sector Light Re-instated - the Lowestoft (Kirkley), Sector Port Entry Light (PEL), positioned 52˚ 27.71’N, 01˚ 44.54’E, has been re-instated – light characteristics are as detailed on chart BA1535. Mariners are requested to report any issues with the reliability of this light moving forward. Please contact Lowestoft Port Control, VHF Ch14, Tel. 01502 572286 (Option 3) if further information is required.
9. Dover Harbour -Timber fender installation marina pier - Leisure zone users are advised from Monday 28th April timber fendering will be installed along the marina pier over a period of around 32 days. This will be conducted with a minirig barge with approximate dimensions of 21 m long by 10 m beam.
That's it. all chartlets and images at: Notices to Mariners as usual.
1. ENGLAND - East Coast - Obstruction. Depths. - Two slight reductions of depth and one new obstruction in the Princes Channel between the Princes Mid and No 5. Unlikely to hinder leisure craft.
2. BELGIUM - Lights. Piles. - The notice shows some of the progress at the entrance into Blankenberge. In 2024, an area to the north and west of the previous western mole was significantly increased. This notice announces a new starboard (western) light at the entrance of the harbour, five new piles within the western side of the channel and a new FG light just before where the channel widens into the harbour.
3. ENGLAND - East Coast - Depths. - Four reductions of depth in the River Thames, Halfway Reach. Unlikely to hinder leisure craft.
Local
1. Nore Swatchway - Neuconnect - Archaeological Works - on or about Sunday 27th April 2025, archaeological investigation works are expected to commence on the Thames intertidal zone off the Isle of Grain. The chartlet shows the approximate working location marked in red colour. These works will involve access by persons, excavations carried out by amphibious excavator and use of a hovercraft. The works are planned to be carried out in daylight hours during suitable low tide periods and should be complete by 2nd May 2025. Vessels navigating in the Swatchway and vicinity are advised to exercise caution. Further information may be broadcast, as required, by London VTS; for the latest information, mariners can contact London VTS by VHF ch. 68 / 69 or by telephoning 01474 560311.
2. Limehouse Reach - Hilton Pier - Dredging Operations - on or about 28th April 2025 dredging operations will commence at Hilton Pier and will last for approximately 5 days. The general location of works is indicated by the red box, on the chartlet. The dredging operations will be carried out by the vessel ASSASSIN using the plough dredge method conducted during the ebb tides only. Requirements to proceed with caution or at slow speed will be made in accordance with the procedures set out in the Port of London Authority’s Port Information Guide, with the International Code Flags ‘Romeo
Yankee (RY)’, which are illustrated here, displayed. Further details will be broadcast by London VTS on VHF Channel 14.
3. Surveyed Depths – Harwich International Port and approaches – Update 1 - recent surveys have identified the following depths in the River Stour dredged areas:
• Area dredged to 8m (not including berths): Minimum depth – 7.9m below chart datum
• Area dredged to 9m (not including berths): Minimum depth - 8.6m below chart datum
See survey chart extracts via the download button at: Notices to Mariners in the Local List below for further information and berth depths. For further information contact the Harbour Master Team at Harwich Haven Authority (+44 1255 243030).
4. PORT OF GREAT YARMOUTH - Outer Harbour Dredge Campaign – April 2025 - dredging activity will be conducted within the Great Yarmouth Outer Harbour and entrance, and river for berthing and minor works from 24/04/2025 for an approximate 10-day period. The water injection dredger, MAAS will be working at various locations within the Outer Harbour and river during this period. All Mariners and Port Users are advised to be vigilant and keep well clear of the dredger. MAAS will display lights and shapes for dredging activities as prescribed in the International Regulations for Preventing Collisions at Sea, and will maintain a listening watch on VHF Ch12. Mariners are reminded to maintain a listening watch on VHF Channel 12 at all times whilst within the Port of Great Yarmouth and to advise ‘Yarmouth Radio’ of their intention to conduct any manoeuvre within the Port prior to doing so.
Vessel: MAAS: Type: 43m WID Vessel
Area of work: GYOH and entrance, River for berthing and minor works: Duration: 10 days: ETA: 24/04/2025
IMO / MMSI 9904948 / 246259000 Callsign PDTY Monitoring Ch12
Further information may be obtained from Great Yarmouth LPS on VHF Channel 12, call sign “Yarmouth Radio” or telephone 01493 335511.
5. PORT OF GREAT YARMOUTH - UPDATED CONTACT DETAILS GREAT YARMOUTH LPS (YARMOUTH RADIO) - as of Thursday 1st May 2025, Great Yarmouth LPS (Yarmouth Radio) will be implementing updated contact details. Below is a breakdown of the communication methods.
VHF (24hrs)
Ch12 – ‘Yarmouth Radio’
Telephone (24hrs)
0151 949 6121
Email (24hrs)
GreatYarmouthMarine.Services@peelports.com
Mariners are reminded to maintain a listening watch on VHF Channel 12 at all times whilst within the Port of Great Yarmouth and to advise ‘Yarmouth Radio’ of their intention to conduct any manoeuvre within the Port prior to doing so. Further information may be obtained from Great Yarmouth LPS on VHF Channel 12, call sign “Yarmouth Radio” or telephone 01493 335511.
6. Lowestoft Pier Heads and Inner Harbour Area – Dive Activities - Activity is scheduled to be undertaken at Lowestoft as follow:
North and South Piers – Tuesday 29th and Wednesday 30th April.
Inner Harbour – Thursday 1st May - Quay area South side of Bridge Channel West of Bascule Bridge.
Relevant areas are indicated on the chart extract.
Diving is expected to take place between approx. 09:00hrs and 18:00hrs daily. Activity will be from the Quayside at each location. Divers will monitor VHF Ch14 and will use call sign ‘Red 7 Divers’. Areas of Dive Activity Diving Activity will be signified by flag ‘Alpha’. Diving will need to be suspended to accommodate large commercial vessel movements. Smaller commercial vessels, fishing vessels and leisure craft transits may be permitted – all movements will be co-ordinated by Lowestoft Port Control. All vessels are requested to provide the Dive area a wide berth and pass at slow speed to minimise vessel wash. Please contact Lowestoft Port Control, VHF Ch14, Tel. 01502 572286 (Option 3) if further information is required.
7. Lowestoft Outer Harbour and Approaches – Additional USV activities - transits of an additional USV (unmanned surface vessel), are scheduled to/from Lowestoft as follows:-
From: 24/04/25 Duration: Approx. one month
USV Details: 4.5m LOA USV, with red hull. MMSI No.268229900
Operator: Unscrewed Survey Solutions.
The USV will be transiting to/from a survey area off the Suffolk coast. Frequency of port visits expected to be approx. weekly, subject to weather and other operational requirements. The USV will mobilise from RNSYC basin (Outer Harbour), then transit Lowestoft approaches. Support craft ‘Predator’ will escort the USV for transits in the Harbour and in the close approaches to the port, monitoring VHF Ch14. Mariners are requested to afford the USV a wide berth providing it is safe and practicable to do so, and to minimise vessel wash when passing. Please contact Lowestoft Port Control, VHF Ch14, Tel. 01502 572286 (Option 3) if further information is required.
8. Lowestoft Approaches – Port Entry/Kirkley Sector Light Re-instated - the Lowestoft (Kirkley), Sector Port Entry Light (PEL), positioned 52˚ 27.71’N, 01˚ 44.54’E, has been re-instated – light characteristics are as detailed on chart BA1535. Mariners are requested to report any issues with the reliability of this light moving forward. Please contact Lowestoft Port Control, VHF Ch14, Tel. 01502 572286 (Option 3) if further information is required.
9. Dover Harbour -Timber fender installation marina pier - Leisure zone users are advised from Monday 28th April timber fendering will be installed along the marina pier over a period of around 32 days. This will be conducted with a minirig barge with approximate dimensions of 21 m long by 10 m beam.
That's it. all chartlets and images at: Notices to Mariners as usual.