This document discusses operational safety for collapsed structure and search rescue (CSSR) operations. It outlines objectives which are to understand safety in CSSR operations, identify unsafe actions and conditions, describe CSSR course safety rules and safety concerns for each operation phase. It details factors affecting CSSR safety, safe and unsafe actions/conditions, CSSR course safety rules, safety considerations for different operation phases, the role and responsibilities of safety officers, components of a safety plan and briefing. The document emphasizes that strictly following all safety protocols is essential to prevent injuries during high-risk CSSR operations.