TreSP-Network Questionnaire on blue lights | UIC - International union of railways

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Company

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1. Do you use any blue lights in your country?

Yes

No

I don't know

2. If yes, could you share technical specifications hereunder (Lux, wave length...)

3. If yes, how many locations are equipped?

4. Where are those blue lights installed?

indoor

outdoor

at a level crossing

in a metro station

in a railway station

5. How are they installed in stations?

Using the whole platform length

At the beginning of the platform

Other

6. For other places please specify

7. Why do you use blue lights?

Suicide prevention

Crime prevention

Other

8. What are your hypotheses concerning the effects of the blue lights?

9. Are you evaluating your implementation? (Briefly describe how)

10. What are your results?

11. Suppose that you speculate on why or how the blue lights would work. What is your hypothesis?

12. Any further comments