MC / THE WORKSHOP MANUALINDEPENDENT EDUCATION · MACHINERY SAFETY
MachineryComplianceTHE WORKSHOP MANUAL

PLATE 11 OF 20

Safeguarding and protective measures.

Guards, protective devices, and other measures that keep people away from hazards.

PILLAR Safeguarding, overviewGUIDES 12REVIEWED 27 October 2026

Pillar guide

Safeguarding, overview: Guards and protective devices as a system, chosen by the hazard and verified against the risk assessment.

Supporting guides

GuideWhat it covers
Fixed guardsGuards that can only be removed with a tool, and where they fit best in a safeguarding plan.
Movable guards and interlockingGuards that open for access, interlocked so hazardous motion stops or cannot start while open.
Protective devices beyond guardsLight curtains, mats, two hand controls, and other devices, chosen and positioned by the hazard they address.
Guarding and access for interventionIntervention tasks that need access, and how guarding is designed so the work can be done safely.
Guarding failure behaviourWhat happens when a guard or device fails, and why failure behaviour is part of the design.
Maintaining guards and devicesInspection, testing, and replacement that keep safeguarding effective over the machine life.
Adjustable and movable guardingGuards that adjust for different workpieces or settings, and the limits that keep adjustment safe.
Enclosures as safeguardingFull enclosures that contain hazards, and the access, ventilation, and viewing needs they create.
Selecting a safeguarding measureA selection method that starts from the hazard, the task, and the risk, and ends with a verified measure.
Safeguarding standards in the fileHow safeguarding standards support a measure, and what listing a standard does not prove about this machine.
Interlock monitoring and defeat resistanceMonitoring that detects interlock defeat or failure, and design that makes defeat difficult in the first place.

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