SIGNAL+DRAHT | Issue 10/2007

Contractual aspects of functional specification and testing

October 2007 | Michiel Lim

ProRail is the railway network mana-ger in the Netherlands. Because maintenance and modification costs of relay systems used for signalling are rising, replacement is necessary. The relay systems will be replaced by electronic interlocking systems being developed by suppliers. This article describes contractual aspects of functional specification and functional testing of these electronic interlocking systems.

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