Warning traffic devices

Warning traffic devices

Prior to traffic restrictions or unexpected changes to the traffic situation are used to early warning of road users, included are:


Warning light

  • intermittent yellow or orange light
  • draws attention to the need for caution
  • emphasizes the importance of road signs or transport equipment
  • the attribute requirements are modified according to STN EN 12352

Warning lights types

VS1

Surface area (cm2): ≥250
Intensity of light (cd): 1500
Average (mm): 180
Class according to: L8H

VS2

Surface area (cm2): ≥250
Intensity of light (cd): 500
Average (mm): 180
Class according to: L8H
Surface area (cm2): ≥18
Intensity of light (cd): 25
Average (mm): -
Class according to: L2L

VS3

Surface area (cm2): ≥2x250
Intensity of light (cd): 10
Average (mm): 180
Class according to: L6
Surface area (cm2): ≥250
Intensity of light (cd): 25
Average (mm): 180
Class according to: L8G

VS1

Surface area (cm2): ≥700
Intensity of light (cd): 20000
Average (mm): 300
Class according to: L9H

Use of individual types of warning lights VS1-VS4:
  • VS1 - transverse shutters, light guide boards, moving shutters, light darts, light guide boards, and below.,
  • VS2 - longitudinal closures,
  • VS3 - closures on roads designed exclusively for pedestrians and cyclists,
  • VS4 - Upper warning lights for the mobile shutter and pre-warning devices.

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