BASIC INFO
Introduction:
Lateral marker buoys define a channel and indicates the port and starboard sides of the navigation route to be followed into a waterway. The port and starboard marks signify the left and right boundary. The vessel should keep port mark to its left and keep starboard mark to its right.
Description :
Specification :
| Table 1.1 LATERAL MARKS: REGION A | ||
| Port Hand Marks | Starboard Hand Marks | |
| Colour | Red | Green |
| Buoy Shape | Cylindrical (can), pillar or spar | Conical, pillar or spar |
| Topmark (if any) | Single red cylinder (can) | Single green cone, point upwards |
| Light Colour (when fitted) | Red | Green |
| Light Rhythm (when fitted) | Any apart from composite group flashing (2 + 1) | Any apart from composite group flashing (2 + 1) |
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| Preferred Channel to Starboard | Preferred Channel to Port | |
| Colour | Red with one broad green horizontal band | Green with one broad red horizontal band |
| Buoy Shape | Cylindrical (can), pillar or spar | Conical, pillar or spar |
| Topmark (if any) | Single red cylinder (can) | Single green cone, point upward |
| Light Colour (when fitted) | Red | Green |
| Light Rhythm (when fitted) | Composite group flashing (2 + 1) | Composite group flashing (2 + 1) |
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| Table 1.2 LATERAL MARKS: REGION B | ||
| Port Hand Marks | Starboard Hand Marks | |
| Colour | Green | Red |
| Buoy Shape | Cylindrical (can), pillar or spar | Conical, pillar or spar |
| Topmark (if any) | Single green cylinder (can) | Single red cone, point upwards |
| Light Colour (when fitted) | Green | Red |
| Light Rhythm (when fitted) | Any apart from composite group flashing (2 + 1) | Any apart from composite group flashing (2 + 1) |
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|
| Preferred Channel to Starboard | Preferred Channel to Port | |
| Colour | Green with one broad red horizontal band | Red with one broad green horizontal band |
| Buoy Shape | Cylindrical (can), pillar or spar | Conical, pillar or spar |
| Topmark (if any) | Single green cylinder (can) | Single red cone, point upward |
| Light Colour (when fitted) | Green | Red |
| Light Rhythm (when fitted) | Composite group flashing (2 + 1) | Composite group flashing (2 + 1) |
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| Model | Diameter (mm) | Buoying Depth (mm) | Freeboard (mm) | Focal Plane Height (mm) | Net Weight (kg) | Height (mm) | Reserve Buoyancy (kg) |
| LM800 | 800 | 2-10 | 45 | 1580 | 195 | 2628 | 230 |
| LM1500 | 1500 | 4-20 | 632 | 2524 | 681 | 4300 | 1012 |
| LM1800 | 1800 | 6-30 | 722 | 3031 | 1686 | 5134 | 1546 |
| LM2100 | 2100 | 8-40 | 800 | 3518 | 1900 | 5757 | 2450 |
| LM2400 | 2400 | 10-50 | 920 | 4040 | 2973 | 6930 | 4015 |
| LM3050 | 3050 | 15-60 | 1114 | 5164 | 3490 | 9610 | 7646 |
| LM3500 | 3500 | 20-70 | 1240 | 6090 | 3863 | 8520 | 11380 |
| Hall Thickness | Mooring Chain | Sinker Specification | The Maximum swaying angle≤15° | |||
| Buoy (m) | Thickness (mm) | Buoy (m) | Mooring Chain (mm) | Buoy (m) | Sinker (t) | |
| 1.2 | 10 | 1.2 | 17.5 | 1.2 | 0.5-1 | |
| 1.5 | 10 | 1.5 | 22 | 1.5 | 1-1.5 | Sunproof grade:8 |
| 1.8 | 15 | 1.8 | 28 | 1.8 | 2-3 | |
| 2.4 | 15 | 2.4 | 32 | 2.4 | 3-6 | |
| 3 | 15 | 3 | 38 | 3 | 5-8 | |
