Key Data

High-visibility clothing

When is it required?
High-visibility clothing should be worn when workers need to be highly visible in their workplace. It is usually required, for example, when working in areas where there are moving vehicles.
It is a myth that it must always be worn on construction sites. The decision to impose a site-wide rule is for the main contractor to determine based on a risk assessment.
Selection criteria
The standard for high-visibility clothing at work is BS EN ISO 20471:2013, and covered by this standard there are three classes:
  • Class 1 is for the lowest risk conditions and covers small i...