NOTICE TO MARINERS
The new establishment of AtoN system serving the construction of Dai Ngai 2 Bridge
No. 293/TBHH-TCTBĐATHHMN dated December 5, 2023
STG – TG – 05 – 2023
- Waters: Soc Trang province
- Fairway: Tran De
- AtoN buoys named: “25A”, “25B”, “26A”, “ĐN2A”, “ĐN2B”
VMS-South would like to inform that the new establishment of AtoN system serving the construction of Dai Ngai 2 Bridge with the following characteristics:
- the position for establishment of AtoN marks: the construction area of Dai Ngai 2 Bridge on Tran De fairway.
- Geographical coordinates:
| AtoN buoys | VN-2000 | WGS-84 | ||
| Latitude | Longitude | Latitude | Longitude | |
| “25A” | 09˚40’24,49″N | 106˚06’38,52″E | 09˚40’20,83″N | 106˚06’44,93″E |
| “25B” | 09˚40’07,53″N | 106˚06’44,42″E | 09˚40’03,87″N | 106˚06’50,83″E |
| “26A” | 09˚40’13,33″N | 106˚06’33,26″E | 09˚40’09,67″N | 106˚06’39,67″E |
| “ĐN2A” | 09˚39’57,83″N | 106˚06’49,00″E | 09˚39’54,17″N | 106˚06’55,41″E |
| “ĐN2B” | 09˚41’03,02″N | 106˚06’10,46″E | 09˚40’59,36″N | 106˚06’16,87″E |
- AtoN buoys no. “25A”, “25B”
- Function: marking the limited fairway on the starboard hand side, vessels can navigate on the port hand side of AtoN marks.
CHARACTERISTICS
- Day time
- Shape: Lattice tower;
- Types: Radius 2,0 m;
- Height of tower from water surface to topmark: 4,7 m;
- Color: Green;
- Topmark: Single green cone, point upward;
- Sign number: White letter “25A”, “25B”;
- Night time
- Light characteristics: Green light, Flash () every 3,0s;
- Lighting scope: 3600;
- Focal plane height: 3,9 m from topmark to water surface;
- Luminous range: 2,2 NM with Atmospheric Transmittance T = 0,74.
- AtoN buoy no. “26A”
- Function: marking the limited fairway on the sport hand side, vessels can navigate on the port starboard hand side of AtoN marks;
- Day time
- Shape: Lattice tower;
- Type of buoy: Radius 2,0 m;
- Height of tower from water surface to topmark: 4,7 m;
- Color: Red;
- Topmark: Single red can;
- Sign number: White letter “26A’.
- Night time
- Light characteristics: Red light, Flash () every 3,0s;
- Lighting scope: 3600;
- Focal plane height: 3,9 m from topmark to water surface;
- Luminous range: 2,5 NM with Atmospheric Transmittance T = 0,74.
- AtoN specialized buoys named “ĐN2A”, “ĐN2B”
Function: Marking the construction area;
- Day time
- Shape: Lattice tower;
- Types: Radius 2,0 m;
- Color: Yellow;
- Topmark: Single green cone, point upward;
- Topmark: Yellow letter “X”;
- Height of tower from water surface to topmark: 4,7 m;
- Sign number: red letter “ĐN2A”, “ĐN2B”.
- Night time
- Light characteristics: Yellow light, Flash group (3+1), every 18,0s;
- Lighting scope: 3600;
- Focal plane height: 3,9 m from the topmark to surface;
- Luminous range: 2,5 NM with Atmospheric Transmittance T = 0,74.
NAVIGATION GUIDANCE
All vessels navigating on Tran De fairway pay attention to, AtoN buoys mentioned above, following the guidance of AtoN system and absolutely comply with the appointment of Maritime Administration of Can Tho and the regulation force at the site for maritime safety.
For further information, please contact to Construction Corporation No 1 Joint Stock Company- CTCP ([1])./.
([1]) Tổ chức cung cấp số liệu, thông tin phục vụ việc công bố thông báo hàng hải chịu trách nhiệm trước pháp luật về sự chính xác của số liệu, thông tin mình cung cấp theo khoản 3, điều 47, Nghị định số 58/2017/NĐ-CP.
