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Safety Culture LadderSafety ladder vs. VCA

Safety Culture Ladder vs. VCA: culture or checklist?

The Safety Culture Ladder (Veiligheidsladder) and VCA both cover safe working, but they measure very different things. The Safety Culture Ladder measures your safety culture and behaviour on a scale of 5 levels. VCA checks whether your safety matters are in order and gives a yes or no certificate.

The Safety Culture Ladder is managed by NEN , and VCA by the SSVV  (the Dutch foundation that manages VCA). Neither is a law, but both are de facto mandatory through clients. The short answer: VCA is about what you do, and the Safety Culture Ladder is about how you think. On this page we explain the difference from the perspective of the ladder. Would you rather read the comparison from the VCA side? Then see VCA vs. Safety Culture Ladder.

The core difference in one sentence

VCA is a checklist. Do you have the diplomas, procedures and inspections in order? Tick them off and you comply. It measures your system.

The Safety Culture Ladder looks one layer deeper. It asks not whether you have a procedure, but whether people actually follow it, and why. It measures your culture. That is why the result is not a yes or no, but a level.

The main differences

AspectSafety Culture LadderVCA
What does it measure?Culture and behaviourSystem and procedures
ResultA level from 1 to 5Certificate (yes/no)
AssessmentObserving behaviour, interviewsTicking off a checklist
Managed byNEN SSVV 
OriginProRail / rail (around 2012)Petrochemical industry (1990s)
Often asked inInfrastructure, rail, energyIndustry, construction, technical work

How does the audit differ?

In a VCA audit, the auditor checks your documentation and visits a work site. If you meet the requirements, you get the certificate.

In a Safety Culture Ladder audit, the auditor talks to people at every level, from management to the shop floor. They observe how work is really done and listen to how people talk about safety. If management says safety comes first, but the shop floor feels pressure to keep working, that shows up in a lower level.

For example. A company has a neat procedure for reporting near misses. Under VCA, that counts as “in order”. Under the Safety Culture Ladder, the auditor asks: are those reports actually made, and does everyone feel able to make them? If fitters say “we don’t do that, because then you get hassle”, the culture is not there yet.

When do you need which?

The choice depends on your clients, not on a preference.

VCA is enough if you work for industrial clients who ask for VCA, or if you want a basis for safety management. For many contractors in construction and industry, VCA is the standard requirement.

You need the Safety Culture Ladder if you work for ProRail, Rijkswaterstaat, TenneT or a water board, or if a tender under ViA asks for a level. From 1 July 2026, that is often level 3 at least.

Can you combine them?

Yes, and in infrastructure this is very common. VCA and the Safety Culture Ladder complement each other. VCA makes sure your system is in order, and the Safety Culture Ladder builds on that by checking whether safety is also alive in practice.

A strong VCA system helps you towards level 3. At that level the focus is on systems and procedures. However, it does not guarantee a high level: for level 4, you must show that behaviour and attitudes have actually changed.

More about the Safety Culture Ladder