Control Measures for Excavation Work
Avoidance, battering, benching, shoring, shielding, edge protection, access, spoil placement, services, inspection and rescue.
How to prepare for CN1
Learn the principle, locate scenario evidence, explain why it matters, choose proportionate controls and show how actions will be prioritised and reviewed.
Core concepts
Concept 1
Avoidance, battering, benching, shoring, shielding, edge protection, access, spoil placement, services, inspection and rescue.
Exam cue: Name the specific construction evidence before applying the principle or control.
Concept 2
Prevent collapse through designed support or safe profile, control edge and plant loads, and provide protected access.
Exam cue: Prefer prevention and collective protection before procedural or personal controls.
Concept 3
Inspection is required by a competent person and after events that may affect stability; observation alone is not support.
Risk pitfalls and guardrails
Giving a generic hazard or control list without connecting it to people, task and site conditions.
Guardrail: Do not give a generic control list without linking it to the task, people, site conditions and verification method.
Treating a document, inspection or item of PPE as proof that the underlying risk is controlled.
Guardrail: Do not give a generic control list without linking it to the task, people, site conditions and verification method.
Memory anchors
CN1 4.2 · Control Measures for Excavation Work
Avoidance, battering, benching, shoring, shielding, edge protection, access, spoil placement, services, inspection and rescue.
Control Measures for Excavation Work · decision cue
Prevent collapse through designed support or safe profile, control edge and plant loads, and provide protected access.
Control Measures for Excavation Work · evidence check
Inspection is required by a competent person and after events that may affect stability; observation alone is not support.
Checkpoint rule
Do the check-up only after you can summarize each concept in one sentence and identify one dangerous pitfall from memory.
Knowledge Check (after reading)
Short check-up to confirm understanding of this module.
Check-up Questions
Next step personalized recommendations
Continue learning
Move forward only after this module is stable.
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