hiseamarine

Isolated Danger Mark

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Isolated Danger Mark

Isolated Danger Mark

Isolated danger mark is a sea mark or buoy used to indicate a hazard to shipping such as a partially submerged rock. There is navigable water around the buoy.

Function:

Isolated danger mark is located or moored above a solitary hazard or as close as possible to a dangerous place, which indicating the position of a hazard. Ships should take the navigation information for reference and sail by avoiding the mark.

Application

coastal waters, islands etc.

Features of Isolated Danger Mark

Feature

Isolated Danger Mark

Color

Black, one or serveral central red stripes

Shape

Column or bar shape with top-mark

Top-mark

Two black balls

Character

White light, group flash twice, every 5s

Technical Parameters of Isolated Danger Mark

Specification

HS-1.08

HS-1.2

HS-1.5

HS-1.8

HS-2.4

HS-3.0

Note

Character

White light, group flash 2 times, every 5sedonds

Range

2-10km

Optional

Navigation Light Power

Solar Battery, 6VDC or 12VDC

Optional

Remote Control and Telemetry

Remote wireless, remote control and telemetry(with computer installation software)

Optional

Synchronous flash

GPS singnal coordination and synchronization °‹0.2ms

Optional

Buoy Body Diameter(m)

1.08

1.2

1.5

1.8

2.4

3

Top-mark

Two upper and lower vertical balck balls

Body Surface Color

Black, with one or serval red stripes in the middle

Buoy Material

Ship steel plate

Overall Height(m)

2.4

2.8

4

4.5

7.5

9.1

Freeboard Height(m)

0.3

0.45

0.5

0.6

1

1.3

Light Focal Plane Height(m)

1.4

1.62

2.35

2.46

4.5

5.8

Max. Swing Angle()°„

°‹15

°‹15

°‹15

°‹15

°‹15

°‹15

Swing Period£®s£©

3~5

3~5

3~5

3~5

3~5

3~5

Max. Buoyancy(t)

0.8

1

1.8

3.14

7

11.7

Buoy Total Weight(t)

0.2

0.4

0.6

0.8

1.9

2.4

Antiseptic treatment

Paint Spraying, sacrificial anode protection

Anchor Cable Distribution System

17.5

17.5

22

28

34

38

Sinker/Anchor Block

0.5~1

0.5~1

1~2

2~3

3~6

5~8

Water Depth

3~15

3~15

4~20

6~30

10~50

20~60

Isolated Danger Mark

Diagram of Isolated Danger Mark

Contact with us now

Our mail: manager@hiseamarine.com

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