SPECIAL VISUAL WARNING DEVICE: ALL MOTOR VEHICLES
- The triangle shall be permanently and legibly marked with:
(a) name of manufacturer;
(b) year of manufacture e.g. 1998.
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The triangle shall be made of aluminium or flexible plastic which does not break easily on bending.
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Instructions on how to place the triangle including minimum distance from the vehicle must be affixed to the triangle in such a way not to obscure the reflective material.
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The triangle can incorporate glass type circular reflex reflectors at each apex.
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The edges of the triangle must be ridged to prevent the reflective material flaking off at the edges.
Notes for dimensions
- Sides of triangle, s = 50 mm wide
- length of sides, l = 425 mm
- Ridge, b = 5 mm
- Minimum reflective surface, a = 40 mm
- Minimum radius of vertex = 6.25