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Basic Signs and Warning Notices

Dr Ann MaconnachieDepartmental Safety Officer

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Prohibition Signs – RED CIRCLE with SLASH and BLACK icon

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Mandatory signs – BLUE sign with WHITE icon

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Warning signs – YELLOW triangle with BLACK icon

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Safe procedure signs – GREEN signs with WHITE icon

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Basic Signs - Summary

• All circular signs have to be obeyed– Red signs prohibit certain activities– Blue signs define working practices

• Yellow triangular signs warn of hazards

• Green signs show safe procedures and fire exit routes