Rule 6 Safe Speed

Question 1

6

Answer 1

Every vessel shall at all times proceed at a safe speed so that she can take proper and effective action to avoid collision and be stopped within a distance appropriate to the prevailing circumstances and conditions.

In determining a safe speed the following factors shall be among those taken into account:

Question 2

6 (a)

Answer 2

By all vessels:

Question 3

6 (a) (i)

Answer 3

the state of visibility;

Question 4

6 (a) (ii)

Answer 4

The traffic density including concentrations of fishing vessels or any other vessels;

Question 5

6 (a) (iii)

Answer 5

The manoeuvrability of the vessel with special reference to stopping distance and turning ability in the prevailing conditions;

Question 6

6 (a) (iv)

Answer 6

at night the presence of background light such as from shore lights or from backscatter of her own lights;

Question 7

6 (a) (v)

Answer 7

the state of wind, sea and current, and the proximity of navigational hazards;

Question 8

6 (a) (vi)

Answer 8

the draught in relation to the available depth of water.

Question 9

6 (b)

Answer 9

Additionally, by vessels with operational radar:

Question 10

6 (b) (i)

Answer 10

the characteristics, efficiency and limitations of the radar equipment;

Question 11

6 (b) (ii)

Answer 11

any constraints imposed by the radar range scale in use;

Question 12

6 (b) (iii)

Answer 12

The effect on radar detection of the sea state, weather and other sources of interference;

Question 13

6 (b) (iv)

Answer 13

the possibility that small vessels, ice and other floating objects may not be detected by radar at an adequate range;

Question 14

6 (b) (v)

Answer 14

the number, location and movement of vessels detected by radar;

Question 15

6 (b) (vi)

Answer 15

the more exact assessment of the visibility that may be possible when radar is used to determine the range of vessels or other objects in the vicinity.