Health & safety part 2

HEALTH AND SAFETY PART 2

CONTENTS

• Electricity• Machinery• Fire• Fire extinguishers• Personal responsibility• Hazardous substances• Personal protective equipment

PRACTICE PLUMBING EXAMS ©

ELECTRICITY

• Electricity.• Electric shock is a

major hazard.• 240 volts is often

enough to kill people.• This is why 110 volts is

usually used on site.

• The colour of 110v cables onsite are yellow


ELECTRICITY

• Electricity.

• Check that it is dead before it kills you.

• Follow the rules and proper procedures.

• Electricity can be used safely.


110V ON-SITE

• Transformers step down electricity from 240v to 110v

• And are yellow in colour


ELECTRICITY – PLUGS

Wire colours

•Earth – yellow and green

•Neutral- blue

•Live/line – Brown


MACHINERY• You must be competent to

operate any machinery or be under supervision.

• To be competent one must be.

• Authorised.

• Experienced.• Trained.


MACHINERY

• Unless you are adequately supervised or deemed competent.

• You shall not operate self-propelled construction plant.

• You shall not act as a signaller/banksman for lifting operations.


MACHINERY

• You shall not operate a hoist.

• You shall not use a cartridge-operated tools.


MACHINERY

• Never use any machinery that you have not used before, without seeking approval and training from your supervisor.


FIRE

• There are three essential factors for fire.

• Oxygen.• Heat.• Fuel.


FIRE• The new standard colour for all fire extinguishers

is red.

• Which could lead to confusion and injury if care is not taken when an extinguisher is being used.

• The content of each extinguisher is indicated by a contrasting colour band on the cylinder. The colour of the contrasting panel will be the same as the colours on the old extinguishers.


FIRE EXTINGUISHERS


FIRE EXTINGUISHERS

Type Colour Panel

Use on

Water Red Solid fuelsFoam Cream Flammable liquids

and liquifiable solids

Dry powder Blue Flammable liquids and liquifiable solids, Flammable and liquified gases


FIRE EXTINGUISHERS

Type Colour Panel

Use on

Carbon dioxide Black Flammable and liquified gases

Halon* Green Flammable and liquified gases and electrical fires


PERSONAL RESPONSIBILITY

• Operatives who have been trained in the use of fire extinguishers may be confident to fight a fire with the extinguishers available on site. In doing so they must.

• Not put themselves or anyone at risk.

• Ensure that they always have an escape route available.



All operatives should be aware of :

• The warning signals used to indicate that a site evacuation is taking place.

• The routine for testing of the evacuation signal.

• The location of the assemble point to which they report to, larger sites may have more than one.



All operatives should be aware of :

• The identity of the person to whom they report.

• What they should do once they have reported.


HAZARDOUS SUBSTANCES

• Potentially harmful substances.• Pitch, tar and bitumen.• Cement, brick and stone dust.• Tile and plaster dust.• Paint, varnish, lacquers,and

adhesives.



• Potentially harmful substances.• Wood dust, fibre glass, and

resins.• Solvents, fuels, and oils.• Spirits, thinners, acids, and

alkalis.



• All hazardous substances are covered by COSHH- control of substances hazardous to health

• NOTE* that asbestos and lead have there own set of regulations and are not covered by the COSHH regulations


PERSONAL PROTECTIVE EQUIPMENT

• Personal Protective Equipment is known as PPE- this is to be supplied by your employer

• It is an offence under the Act to misuse or interfere with equipment provided for your health and safety or that of others.

• Your employer also has a duty to ensure that the safety equipment provided is kept in good condition, but they cannot cater for human error or negligence

• Gloves, overalls, goggles, aprons, boots, leggings, dust masks, respirators, ear defenders, etc.

• According to work being done.


Education

Health & safety part 2