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Construction trades · Demolition crews, supervisors and site managers

Demolition: structural changes and exclusion zones

The sequence of demolition affects a changing structure's stability. Loads, services and debris may create dangers that are not visible; follow a suitable approved work method and assessment.

Original conceptual diagram; not a live app screen or statutory form.
Original conceptual diagram; not a live app screen or statutory form.

Illustrative site situation

Illustrative situation: the material storage area changes as a demolition zone moves, blocking the planned route. Reassess access and control before improvising a shortcut.

Original hypothetical example, not an actual incident.

01Before work

  1. 1Review the structure, work boundary and demolition sequence with responsible specialists.
  2. 2Check exclusion zones beneath and beside the work and on shared paths.
  3. 3Review interacting machines, people, dust, noise and electrical or pipe services.
  4. 4Update the crew's TBM for changed arrangements and confirm understanding.

02During work

  1. 1Do not advance to a new phase when structural conditions differ from the plan.
  2. 2Evacuate and report imminent collapse or falling-debris hazards.
  3. 3Re-coordinate equipment, crew and paths when boundaries change.

03Records and follow-up

  1. 1Changes in work boundary and method
  2. 2Site risk assessments and TBM briefing details
  3. 3Exclusion zones and unresolved hazards
  4. 4Stop/restart responsibility and the relevant time

Official laws and guidance

Primary documents are in Korean. Confirm current legal applicability and detailed requirements at source.