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Signs to a Safer World What this session is for.
This session is intended to give a basic introduction toSafety Signs, their meanings and how to interpret them.
Some people will also want to be able to design their ownsigns and this course will explain how to approach creatingsafety signs that can be understood by other people.
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Health and SafetyHealth and safety is intended to
bring about condition free from
risk of injury or threat to our
health and well-being.
Signs are a key tool tocommunicate about risks and
actions needed.
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Signs to a Safer World
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What kinds of signs are there?Road signs
Instructions
Information Signs
Guidance / Direction Signs
Temporary signs
Safety Signs
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What are Safety Signs?
A Safety Sign is to provide information or
instruction by means of a combination ofshape, colour, symbol or pictogram, allmade visible and placed in clear view, and
they may be accompanied by sound orother signals.
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What do the colours mean?
The Safety Signs Regulations specify four
basic colours (plus black and white) toprovide information about thecircumstances. These are completely
standardised and no other colours shouldbe used.
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What do the colours mean?Red
Danger – Prohibition – Fire – Emergency
Yellow Warning – Caution – Take precautions
GreenSafe – Escape – Exit – Equipment
BlueMandatory – Things to do – PPE
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What do the Shapes mean?
The Safety Signs Regulations also specify
basic shapes to be used for signs. These aresometimes included as pictograms withina larger sign but in the main they form the
general shape of the sign. The shapes havethe following meanings.
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What do the Shapes mean?RoundCircle – mandatory to doCrossed out – mandatory NOT to do
Triangular Warning
Oblong
Information
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What do the Pictograms
mean?
Pictograms are added to make it easier to
identify the issue without the need forlengthy explanations. These are mainlystandardised by the regulations however
anything not covered can have a newpictogram invented provided it is clear andeasy to interpret.
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What do the Pictograms
mean? What could these mean?
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How big should signs be? All signs are required to be sufficientlylarge to be seen readily from where the
information is needed.e.g. a fire exit direction sign may need to be large to be
seen from the opposite side of a hall.
Signs must be in the line of sight.This is normally eye level for signs where people can getclose, and top of door height for signs intended to beseen from a long way away.
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What do these Signs mean?
You will now be given a question sheet to
fill in. Try to answer all of the questions.
Afterwards we will look at the correct
answers and other possibilities that couldhave been used.
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Quiz –
Question 1. What do these signs mean?
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Quiz –
Question 2. Which colour should these signs be?
Pedestrians must walk this wayGeneral hazard
Fire extinguisher this way
Fire exit–
do not obstructNot drinking water
Industrial vehicles may be present
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Quiz –
Question 3. Which shape should these signs be?
No access for industrial vehiclesLow temperatures
Emergency telephone for first aid
Emergency telephone for firePedestrians must walk this way
Do not extinguish fire with water
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Quiz –
Question 4.Suggest meanings for the following pictograms
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Quiz - Answers
Circle Crossed outOrder - Prohibition
Red - Prohibition
Do not walk here.
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Quiz - Answers
Circle - Order
Blue - Information
Use this protective
clothingSafety Boots
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Quiz - AnswersOblong - Information
Green - Safe
First Aid Kit or
station is here.
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Quiz - Answers
Triangle - Warning
Yellow - Warning
Danger of electric
shock
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Quiz - Answers
Oblong - Information
Red - Fire
Fire fighting
equipment herehose reel
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Quiz - Answers
Oblong - Information
Green - Escape
Fire exit this way
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Quiz - Answers The sign means What colour?
1 Pedestrians must walk this way Blue
2 General hazard Yellow
3 Fire extinguisher this way Red
4 Fire exit – do not obstruct Blue
5 Not drinking water Red crossed out6 Industrial Vehicles may be present Yellow
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Quiz - Answers The sign means What shape?
1 No access for Industrial Vehicles Circle crossed out
2 Low temperatures Triangle
3 Emergency telephone for first aid Rectangle
4 Emergency telephone for fire Rectangle
5 Pedestrians must walk this way Circle6 Do not extinguish fire with water Circle crossed out
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Quiz - AnswersSuggest meanings
Loads overhead
Drinking Water
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Quiz - AnswersSuggest Signs for the meaning
Danger from Electricity
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Quiz - AnswersSuggest Signs for the meaning
Do not Touch
or
Do not touch - Danger ofEntrapment
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Quiz - AnswersSuggest Signs for the meaning
Fire Door - Keep Closed
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Quiz - AnswersSuggest Signs for the meaning
Fire Exit This Way
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Quiz - AnswersHow did you do?
Do you feel that you can now identify and interpret signs?
Could you now devise (or identify) suitable signs for use?
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Represented By:
Dr. Mohamed Elgohary
Associated Professor
Alexandria universityFaculty of engineering
Mechanical engineering Department.
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