Belgium prides itself that 52 per cent or 3.333 kilometres of its national railway network is equipped with ETCS. Across the border in the Netherlands, by contrast, ‘only’ four lines are currently under ERTMS. Indeed, both countries take vastly different approaches to the rollout of ETCS. RailTech’s sister publications in the Netherlands and Belgium spoke to ProRail and Infrabel, respectively, for a comparison.