避碰规则英文版(10)

避碰规则英文版

Rule 22

Visibility of lights

The lights prescribed in these Rules shall have an intensity as specified in Section 8 of AnnexI to these Regulations so as to be visible at the following minimum ranges.

(a) In vessels of 50 metres or more in length:

a masthead light, 6 miles;

a sidelight, 3 miles;

a sternlight, 3 miles;

a towing light, 3 miles;

a white, red, green or yellow all-round light, 3 miles.

(b) In vessels of 12 metres or more in length but less than 50 metres in length:

a masthead light, 5 miles; except where the length of the vessel is less than 20 metres, 3miles.

a sidelight, 2 miles;

a sternlight, 2 miles;

a towing light, 2 miles;

a white, red, green or yellow all-round light, 2 miles.

(c) In vessels of less than 12 metres in length:

a masthead light, 2 miles;

a sidelight, 1 miles;

a sternlight, 2 miles;

a towing light, 2 miles;

a white, red, green or yellow all-round light, 2 miles.

(d) In inconspicuous, partly submerged vessels or objects being towed:

a masthead light, 3 miles.

Rule 23

Power-driven vessels underway

(a) A power-driven vessel underway shall exhibit;

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§ (I) a masthead light forward;(ii) a second masthead light abaft and higher than the forward one; except that a vessel ofless than 50m in length shall not be obliged to exhibit such light but may do so;(iii) sidelights;(iv) a sternlight.

(b) An air-cushion vessel operating in the non-displacement mode shall, in addition to thelights prescribed in paragraph (a) of this Rule, exhibit an all-round flashing yellow light.(c)

§ (i) A power-driven vessel of less that 12 metres in length may in lieu of the lights

prescribed in paragraph (a) of this Rule exhibit an all-round white light and sidelights;

§ (ii) a power-driven vessel of less than 7 metres in length whose maximum speed does not

exceed 7 knots may in lieu of the lights prescribed in paragraph (a) of this Rule exhibit anall-round white light and shall, if practicable, also exhibit sidelights;

(iii) The masthead light or all-round white light on a power-driven vessel of less than 12metres in length may be displaced from the fore and aft centreline of the vessel ifcentreline fitting is not practicable, provided that the sidelights are combined in one§