safety signs. coshh mandatory prohibition ghs hazard warning safe condition

Safety Signs

COSHH

Mandatory

Prohibition

GHS

Hazard Warning

Safe Condition

Mandatory Sign

• Mandatory sign is a sign prescribing specific behaviour, they are mainly used to tell you what you must do, particularly where you have to wear specifically PPE (eg eye protection)

• Features:

• Round shape• White pictogram on a blue background • The blue part to take up at least 50% of the area of the

sign.

• These signs Must Not be ignored

Mandatory Sign

Example  Respirator must be worn sign

Blue circle with White boarder

White pictogram indicating protective equipment to be

worn or action to be performed

Mandatory Sign

Eye Protection must be worn

Safety boots must be worn

Face visor must be worn

Hard hat must be worn

Ear protection must be worn

Machinery must be locked when not in use

Guards must be in place

Gloves must be worn

Prohibition Sign

• Prohibition sign is a sign prohibiting behaviour likely to increase or cause danger (eg no smoking)

• Features:

• Round shape• Black pictogram on white background• Red edging and diagonal line • The red part to take up at least 35% of the area of the

sign

• These signs Must Not be ignored

Prohibition Sign

Example  Do not touch sign

Red circular boarder with a diagonal red

line through pictogram

Black pictogram prohibited action

Prohibition Sign

No running

No mobile phones

No naked flames

No littering

Not drinking water

5 mph maximum speed

No smoking

No eating

Hazard Warning Sign

• Warning sign - a sign giving warning of a hazard or danger (eg danger: electricity)

• Features:

• Triangular shape• Black picture with at least 50% yellow background

• These signs Alert you to possible dangers

Example

Danger falling objects

Black Triangle around a yellow background

Pictogram of potential hazard

Hazard Warning Sign

Hazard Warning Sign

Caution corrosive

Caution explosive

Caution toxic

Caution radioactive

Caution flammable

Caution oxidizing agent

Caution slippery surface

Caution high voltage

COSHH

• Control Of Substances Hazardous to Health or COSHH for short is a bit like a risk assessment but it only relates to chemicals and other substances that can harm others, our environment or us.

• Features:

• Square shape• Black picture with an orange background

• These signs Alert you to possible dangers associated with substance contained inside.

Example  Environmentally harmful

Orange square black border

Black pictogram indicating nature of hazard

COSHH

COSHH

Flammable substance

Explosive substance

Oxidizing substance

Irritant substance

Toxic substance

Corrosive substance

Radioactive substance

Environmentally harmful substance

GHS

• The Globally Harmonized System of Classification and Labelling of Chemicals or GHS is an internationally agreed-upon system. It is designed to replace the various classification and labelling standards used in different countries by using consistent criteria for classification and labelling on a global level. It now supersedes all previous substance labelling in the EU and US

• Features:

• Diamond shape• Black pictogram on a white background with a red border

• These signs Alert you to possible dangers associated with substance contained inside.

Example  Systemic toxicity

White diamond with red boarder

Black pictogram representing type of hazard

GHS

GHS

Corrosive substance

Explosive substance

Compressed gas

Flammable substance

Environmentally harmful substance

Oxidizing substance

Systemically toxic substance

Toxic substance

Safe Condition

• A safe condition - a sign giving advice (e.g. fire exits, first aid, )

• Features:

 • Rectangular shape• White picture on a green background.

• These signs Inform you about safe practices or procedures.

Example  Emergency assembly point sign

Green square or rectangle

White pictogram and / or text indicating equipment or

service

Safe Condition

Safe Condition

On / off switch

Emergency stop

First box

Drinking water

Emergency exit

Emergency phone

Emergency shower

Emergency eye wash

• Prohibition