The Road Vehicles Lighting Regulations 1989 No. 1796

(Regulations 17 and 20)

SCHEDULE 16 requirement relating to obligatory and optional warning beacons

1.  Number:

Sufficient to satisfy the requirements of paragraph 3

2.  Position–

• Every warning beacon shall be so mounted on the vehicle that the centre of the lamp is at a height not less than 1200 mm above the ground.

3.  Angles of visibility–

• The light shown from at least one beacon (but not necessarily the same beacon) shall be visible from any point at a reasonable distance from the vehicle or any trailer being drawn by it.

  4.  Markings:	No requirement
  5.  Size of illuminated area:	No requirement
  6.  Colour:	Blue, amber, green or yellow in accordance with Regulation 11
  7.  Wattage:	No requirement
  8.  Intensity:	No requirement
  9.  Electrical connections:	No requirement
  10.  Tell-tale:	No requirement

11.  Other requirements–

• The light shown by any one warning beacon shall be displayed not less than 60 nor more than 240 equal times per minute and the intervals between each display of light shall be constant.