Covers Electronic Interlocking (EI) — the modern, software-based successor to relay-based interlocking, offering greater flexibility and reduced physical footprint — and Data Loggers, which record every signal/point state change for later analysis and accident investigation.
Key Points
- Data Logger records are a critical evidence source during accident investigation — showing the exact sequence and timing of signal/point state changes.
Content Status
Draft note, grounded in real official syllabus text found via research but not yet cross-checked against the primary RBE PDF directly. Treat as study-aid only until verified.