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Rail Crew Tests

The situational judgement test for on-board roles

Ranking four imperfect options against the clock. What the rail SJT measures, and the habit that costs people marks.

7 min read · Updated

What it is

A situational judgement test gives you a workplace scenario and a set of possible responses, and asks what you would do. It is the exercise candidates most often dismiss as common sense, and the one where common sense is least reliable — because the answer depends on what the railway values, not on what seems reasonable in general.

The version named for rail roles is the Railway Situational Judgement Test, published by the Occupational Psychology Centre. RSJT is the OPC’s test and its name; this site is not affiliated with the OPC.

The published shape

The OPC says the RSJT assesses “how effectively your candidates will manage working in a safety critical role within a railway environment”, and lists it against conductor, shunter, signaller, station staff, track worker, train driver and tram driver roles.

It is 14 situations at approximately 40 minutes, timed, and it is “only available via our online platform, Candela”. Crucially, the format is not pick-the-best-answer: “the candidate is presented with four options and has to put them in priority order.”

Ranking changes everything

In a pick-one test you only have to recognise the best response. In a ranking test you also have to be right about the order of the three you did not pick — which means having a view on what is worse than what, and why.

That is where the marks go. Two candidates can both identify the obviously correct first action and then differ completely on whether the second priority is informing control or reassuring the passenger. The test is built so that the middle of the ranking discriminates.

The dimensions behind the scenarios

The OPC lists the characteristics the RSJT measures as checking, conscientiousness and rule focus — with checking and rule focus each weighted twice.

That is a useful thing to know before you sit it. Two-thirds of what it is looking at is, in effect, whether you verify things and whether you follow the rule when the rule is inconvenient. A response that resolves the customer’s problem quickly by skipping a check is exactly the kind of option the test is built to catch.

How to approach it

  • Safety first, every time. Where an option removes or reduces a risk to someone, it ranks above an option that improves service or satisfaction.
  • Then the rule and the check. Verifying, reporting and following the documented process come next, even where that is slower.
  • Then the customer. Reassurance, explanation and service recovery are genuinely valued — the on-board grade is a customer-facing job — but not at the expense of the first two.
  • Last, anything that defers or passes the problem on without acting. Doing nothing, or waiting to see, usually ranks bottom.
  • Rank the whole set, not just the top. If you are confident about first and fourth, spend your remaining time on second and third.

Practising it honestly

Our situational judgement exercise gives you on-board scenarios written from public descriptions of the job, so the reasoning is the same shape as the real thing. It is original material: it is not the RSJT, it does not reproduce its items, and it is not scored the way the OPC scores its test.

What it is good for is building the instinct — reading a scenario, spotting what is actually at stake, and ordering responses against safety, the rule, the customer and delay. That habit transfers; a memorised answer would not.

Common questions

What is the RSJT?
The Railway Situational Judgement Test, published by the Occupational Psychology Centre. The OPC lists it for conductor, shunter, signaller, station staff, track worker, train driver and tram driver roles.
How many questions is the rail SJT?
The OPC publishes it as 14 situations at approximately 40 minutes, timed.
Do I pick the best answer?
Not in the RSJT. The OPC describes it as presenting four options that the candidate has to put in priority order.
Is it taken online?
The OPC lists it as available only through its online Candela platform.
What is it actually measuring?
The OPC lists checking, conscientiousness and rule focus, with checking and rule focus weighted twice.
Can I fail an SJT by being too customer-focused?
You can lose marks by ranking a service response above a safety action or a required check. Customer service matters in the role, but it does not outrank either.

Sources

Compiled from publicly posted applicant accounts and operator job adverts, September 2026. Processes change without notice — your invitation letter is the only authority on what you will sit.

Practice

Reading about it only gets you so far

Every exercise on this site has a free demo that needs no account. Or look up your operator’s process first, and practise what they actually run.

See the six exercisesWhat full access costs

The other guides