Disentangling large scale technological projects: Learning from ERTMS roll-out case study in the Netherlands

To avoid project delays and cost overruns, it is crucial that organisations' knowledge base on management expanded experiences in large-scale projects are more widely shared through effective of lessons learned. However, the learned from large scale remains a scientific practical challenge. In addition to their multi-stakeholder setting, natural loss experienced retirement presence both tacit explicit form make quite complex. This paper investigates shortcomings current process contributes literature by presenting formal for extracting managing projects. It does this conducting case study deployment European Traffic Management System (ERTMS) Netherlands. A nuanced five-step methodological approach presented, whereby twenty-four structured interviews conducted with key stakeholders Dutch railway sector. The interview data analysed using content analysis method results then validated three independent assessors. ensure rigour quality gathered results, interrater reliability determined calculating Gwet's AC1 coefficients. provides an overview ERTMS Netherlands sets out fourteen principles systems ERTMS. Finally, also offers six recommendations policymakers related role, such as appointing system integrator, five railways organisations organisational learning integration. can be used facilitate communication better decision-making develop strategies • Outlines lessons-learned extraction Presents learnings Railway (ERTMS). Derives management. Identifies policy makers promote Highlights improved integration learning.