Emphasising the importance of inspections
Implemented
Rail R
Accident
11.5.2011
C1/2009R/S300
Suosituksen perustelu
It should be possible to verify that the correct software versions are also used on location, especially with regard to neighbouring signal box equipment connections. This means that maintenance personnel must be notified what software updates have been made and what operations are affected. Instructions must also be drawn up with regard to tests to ensure compatibility with neighbouring signal box equipment.
Recommendation
The Finnish Transport Agency should ensure that signal box adjustment and repair work inspections, and documentation relating to them, are supervised and the importance of inspection is emphasised in signal box maintenance training.
Toimenpide-ehdotukset
It should be possible to verify that the correct software versions are also used on location, especially with regard to neighbouring signal box equipment connections. This means that maintenance personnel must be notified what software updates have been made and what operations are affected. Instructions must also be drawn up with regard to tests to ensure compatibility with neighbouring signal box equipment.