Notices to Mariners - Week 48

tillergirl

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UKHO Permanent/Preliminary/Temporary Notices:
1. ENGLAND - East Coast - NM Block. -
A further Block from UKHO for the area of the Gull Wing Bridge in Lowestoft. Notice 5232 in week 46 provided two blocks in the same area, one for the Panel in the SNC and the other for the SCC. This block is the block for the main part of the SNC (i.e. good scale!).
2. DOVER STRAIT - Depths. -
Five reductions of depth in the SW going TSS twixt the South Falls south cardinal buoy and the MPC yellow special buoy. Very unlikely to hinder leisure craft at those depths! The image includes three other reduced depths reported in NtM 5161 in week 45.
Local
1. Bugsby's Reach - Orchard Wharf Grab Sampling -
On or about Tuesday 19th November 2024, contractors will undertake survey works at Orchard Wharf, Bugsbys Reach. These works will involve grab sampling from the vessel THAMES GUARDIAN and take place between the hours of 1100 and 1600. As part of these works a series of samples will be taken in the area marked on the chartlet. Each grab sample from the THAMES GUARDIAN will take approximately 30 minutes. Requests for vessels to proceed with caution or pass at slow speed will be made by London VTS on VHF ch.14, in accordance with the PLA Port Information Guide, under “London VTS”, section 4. Any further details will be broadcast by London VTS. THAMES GUARDIAN should display International Code Flags ‘Romeo Yankee (RY)’ and a sign with the word
‘SURVEY’ on either side of the vessel. Mariners are requested to pass caution and ensure wash and draw off are kept to a minimum when passing the survey vessel. Further details will be broadcast by London VTS on VHF 14.
2. Bugsby's Reach - London Cable Car Training Exercise & Exclusion Zone - On Thursday 21st November 2024 a training exercise will be undertaken at the London Cable Car in Bugsby’s Reach between 2100 on 21st November and 0400 on 22nd November 2024. Throughout this exercise a temporary exclusion zone will be in force as depicted on the chartlet. Owners and operators are reminded that no vessels other than those involved in the exercise and emergency services responding to an incident are permitted to enter the exclusion zone. Requirements to proceed with caution or at slow speed may be made in accordance with the procedure set out in the Port of London Authority’s Port Information Guide, under ‘London VTS’, ‘Section 4’ with the International Code Flags ‘Romeo Yankee (RY) displayed. Vessels and craft involved in the exercise will maintain a listening watch on VHF Channel 14. Further details will be broadcast by London VTS on VHF Channel 14.
3. Harwich Haven Dredging and Survey Operations – Update 1 - Mariners are advised that dredging and survey operations are taking place as follows:
➢ Shoalway (IMO: 9556337) - on or around 29 October 2024 – will commence dredging operations in the Harwich Deep Water Channel and Harbour for approx 4 weeks.
➢ Freeway (IMO: 9691682) - on or around 31 October 2024 – will commence dredging in the Harwich Deep Water Channel and Harbour for approx. 3 weeks.
➢ C-Force (IMO: 9850305) - on or around 28 October 2024 – will commence dredging operations in Harwich Deep Water Channel and Harbour for approx. 6 weeks.
➢ Patriot (IMO: 9845245) - on or around 03 November 2024 - will be carrying out survey operations in the Harwich Deep Water Channel and Harbour until approx. 07 November 2024.
➢ Geosurveyor XXII (IMO 9576662) – on or around 07 November 2024– will be carrying out survey operations in the Harwich Deep Water Channel and Harbour for approx. 4 weeks.
➢ Maverick – on or around 04 November 2024 – will be carrying out water injection dredging operations for approx. 7 days in the following areas:
o Halfpenny Pier
o Harbour Master’s Pier
o Fishermen’s moorings
o Shotley Channel
o Lifeboat Mooring
➢ Sospan Dau (IMO 7711062) - on or around 08 November 2024 – will be carrying out trailing suction hopper dredging in the harbour for approx. 4 days with material disposed to the beneficial sites in the River Stour and Orwell (as per the diagram).
For more information contact Harwich VTS on VHF Channel 71.
4. Surveyed Depths – Harwich Harbour – Update 10 - Mariners are advised of the latest hydrographic surveys showing depths in Harwich Harbour. The controlling depth for deep draught vessels navigating within the harbour area should currently be taken as 15.4m below chart datum, plus height of tide. The minimum depths below chart datum (not including inside berth boxes) are:
• 15.4m - spot soundings between the Shotley Spit Buoy and Babergh Buoy
• 15.4m - spot soundings between the Grisle Buoy and Shotley Spit Buoy
• 15.1m - spot soundings between the Fort Buoy and Grisle Buoy
See survey chart extracts for further information.
Subject to availability of a suitable tidal window, vessels up to 17.0m maximum draught may be accepted. Contact Harwich VTS or Haven Pilots for further information.

Images and chartlets can be seen at Notices to Mariners. The survey chart extracts mentioned in item 4 can be donwload via that page.

That's it. Not the most exciting week but boring weeks are good weeks!
 
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