PART 4Requirements applying to signs in Parts 2 and 3
1. Section 36 of the 1988 Act applies to the sign.
2. The sign is specified for the purposes of column 5 of the entry in Schedule 2 to the Road Traffic Offenders Act 1988(1) relating to offences under section 36 of the 1988 Act.
3. The dimension of 200 mm referred to in the diagram for the sign may be varied by—
(a)up to 10% where the varied dimension is greater than 200 mm, or
(b)up to 2.5% where the varied dimension is less than 200 mm,
provided that, where the dimensions of a signal which displays an arrow or symbol are varied in accordance with this paragraph, the dimensions chosen for the arrow or symbol are such as to maintain the shape and proportions shown in the diagram in which the signal is shown.
4. The stop line must be reflectorised unless paragraph 5 applies.
5. If the stop line is placed with zig-zag lines the stop line may be reflectorised.
6. The sign comprises the stop (item 64) and go (item 65) symbols on opposite sides of the same sign.
7. No retroreflecting material must be applied to that part of the sign which is coloured fluorescent yellow, unless the retroreflecting material is applied to that part in horizontal strips with a gap between each strip, or unless the retroreflecting material is itself also fluorescent.
8. Where the sign is erected on a road subject to a speed limit greater than 20 mph and is within 50 metres of any lamp which forms part of a system of street-lighting, the illumination requirements for the sign are–—
(a)where that system of street-lighting is illuminated throughout the hours of darkness, the sign must be illuminated by internal or external lighting for so long as that system is illuminated and may also be reflectorised; or
(b)where that system of street-lighting is not illuminated throughout the hours of darkness—
(i)the sign must be illuminated by internal or external lighting for so long as that system is illuminated and must also be reflectorised; or
(ii)the sign must be illuminated throughout the hours of darkness by internal or external lighting and may also be reflectorised.
9. The sign must be illuminated throughout the hours of darkness by internal or external lighting and may also be reflectorised.
10. The sign must be illuminated by means of internal lighting at all times except when the light signals to which it is fixed are being maintained or repaired.
11.—(1) Subject to sub-paragraphs (2) and (3), the parts of the sign not coloured black must be reflectorised.
(2) The part of the sign coloured yellow must be fluorescent, unless the retroreflecting material is applied to that part in horizontal strips with a gap between each strip or the retroreflecting material is itself also fluorescent.
(3) The part of the sign coloured red may be fluorescent.
12.—(1) The illumination of the roundel must be in accordance with this paragraph.
(2) The parts of the roundel coloured black must not be illuminated by means of retroreflecting material.
(3) Subject to sub-paragraph (4), the parts of the roundel coloured yellow must be either fluorescent or illuminated by means of internal lighting.
(4) Subject to sub-paragraph (5) with the exception of the parts of the roundel coloured black and any protective strip applied to the perimeter of the roundel, the roundel must be illuminated by means of retroreflecting material and any such material applied to the parts coloured yellow must, if not fluorescent, be applied in horizontal strips with gaps between the strips.
(5) The parts of the roundel coloured red may be fluorescent or illuminated by means of internal lighting.
13.—(1) A globe must be internally illuminated by a flashing light except that, where sub-paragraph (2) applies, it may be a steady light.
(2) This sub-paragraph applies where—
(a)in relation to a globe placed in England and Wales, the Secretary of State; or
(b)in relation to a globe placed in Scotland, Scottish Ministers,
has or have given authorisation in writing for the light to be steady.
(3) Where a globe is mounted on or attached to or mounted on a post, whether or not specially provided for the purpose—
(a)the post must be coloured in alternate black and white bands with the lowest band being coloured black;
(b)the width of the bands must be not less than 275 mm, nor more than 335 mm, save that the lowest band may be of a width of not more than 1 metre; and
(c)the post may be internally illuminated.
(4) A globe, or the post on which it is mounted, may be fitted with all or any of the following—
(a)a backing board or other device designed to improve the conspicuousness of the globe;
(b)a shield or other device designed to prevent or reduce light shining into adjacent premises; or
(c)a light to illuminate the crossing.
14. The sign must only be illuminated when the warning conveyed by the sign applies.