Health & Safety in construction Safety signs

Introduction to Safety Signs

Graham Twiby

Blue	Mandatory sign	Specific behaviour or action e.g. wear personal protective equipment.
Green	Emergency escape First-aid sign; no danger	Doors; exits; escape routes; equipment and facilities; return to normal.
Red	Fire signs	Fire equipment and alarm points etc.

Four types of safety sign

Graham Twiby

• PROHIBITION SIGNS
• These mean stop/must not do.
• The sign is circular with a white background, black pictogram and red border and crossbar.
• All writing is white on a red background.
• Look at these examples – can you identify them?

Four types of safety sign

Graham Twiby

• WARNING SIGNS
• These mean there is a risk of danger.
• The sign is triangular with a yellow background, black pictogram and black border.
• All writing is black on a yellow background.
• Look at these examples – can you identify them?

Four types of safety sign

Graham Twiby

• MANDATORY SIGNS
• These mean that it must be obeyed.
• These signs feature a blue circle with white pictogram.
• Any text must be white on a blue background.
• Look at these examples – can you identify them?

Four types of safety sign

Graham Twiby

• SAFE CONDITION SIGNS
• These mean safe place or safe way to go.
• These signs are a green rectangle or square with a white pictogram and text.
• Look at these examples – can you identify them?