Pre-Demolition, Deconstruction or Refurbishment Survey
Structural information, hazardous materials, services, previous use, neighbouring risks and limitations needed for a safe method.
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
Structural information, hazardous materials, services, previous use, neighbouring risks and limitations needed for a safe method.
Exam cue: Name the specific construction evidence before applying the principle or control.
Concept 2
Define the survey scope from the intended intrusive work and make findings available to designers, planners and contractors.
Exam cue: Prefer prevention and collective protection before procedural or personal controls.
Concept 3
A management asbestos survey or incomplete record does not automatically provide the intrusive evidence required before demolition.
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 5.2 · Pre-Demolition, Deconstruction or Refurbishment Survey
Structural information, hazardous materials, services, previous use, neighbouring risks and limitations needed for a safe method.
Pre-Demolition, Deconstruction or Refurbishment Survey · decision cue
Define the survey scope from the intended intrusive work and make findings available to designers, planners and contractors.
Pre-Demolition, Deconstruction or Refurbishment Survey · evidence check
A management asbestos survey or incomplete record does not automatically provide the intrusive evidence required before demolition.
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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