The workgroup will involve SMRT, the Land Transport Authority and the National Transport Workers’ Union. SINGAPORE: Public transport operator SMRT announced on Friday (Nov 1) that it has set up a tripartite workgroup to review the reliability and safety of its rail network. The move comes after a series of rail service issues including a six-day disruption on the East-West Line, the longest train disruption since 2017 . The workgroup will comprise subject matter experts from the rail operator,