HVG OFFSHORE EQUIPMENT 0161

HVG OFFSHORE EQUIPMENT 0161: Preferred Channel Marks

Preferred channel marks are set at the turnoff of the channels. It also can be set at the specific channels. When a ship sails along the channel, the port lateral mark recommends that the preferred channel or specific channel is at the mark’s right side; the starboard lateral mark recommends that the preferred channel or specific channel is at the mark’s left side.

Main Characteristics

1. Preferred channel to port or starboard buoy
2. Red and Green Color
3. Material: UHMWPE
4. Size: 800mm to 3500mm optional
5. Customized made according to customer’s specific need
6. Certificate: IALA, CCS, ISO
7. Applicable to river, sea,port etc.
8. High impact resistance
9. Maintenance free
10. Long service life

Diagram of Preferred Channel Markers

Technical specification:

Features of Preferred Channels to Lateral Marks

Feature	Preferred Channel to Port Buoy	Preferred Channel to Starboard Buoy
Color	Red, a green platband in the middle	Green, a red platband in the middle
Shape	Can shape; column or bar shape with top-mark	Conical shape; column or bar shape with top-mark
Top-mark	Single red can shaped	Single green conical shaped, cone top points up
Character	Red light, composite group flash twice plus one time, every 6s	Green light, composite group flash twice plus one time every 6s
	Red light, composite group flash twice plus one time, every 9s	Green light, composite group flash twice plus one time, every 9s
	Red light, composite group flash twice plus one time, every 12s	Green light, composite group flash twice plus one time, every 12s