What is a key requirement when operating under OCS conditions?

Operating under OCS (Occupational Control System) conditions requires that an authority must be obtained from the dispatcher. This is critical because OCS is a system designed to manage train movements and maintenance activities on tracks that are otherwise used by operational trains. When working in these conditions, clear communication and authorization from the dispatcher ensure that everyone is aware of the current status of track use and safety measures.

This requirement helps to prevent accidents and conflicts that could occur if maintenance work was conducted without proper coordination with train movements. The dispatcher plays a central role in regulating and providing the necessary authority to maintain safety and efficiency on the railway network. Therefore, obtaining this authority is not just a procedural step; it is a fundamental safety measure that underpins effective operations under OCS conditions.