WorksheetsProgression work in progress
Total questions: 173
Worksheet time: 1hrs 27mins
Who is responsible for providing you with Personal Protective Equipment?
Your employer
Your supervisor
Your co-worker
Yourself
Personal Protective Equipment is required when
Employers suffer an injury
The employees suffer an injury
An employee asks for it
Engineering, work practice, and administrative controls do not provide sufficient protection against hazards
Once your employer has provided you with PPE, you must use it whenever you are at work, even if your job changes.
True
False
Who is responsible for maintaining PPE?
Your employer
Yourself
Your co-worker
A and b
A, b and c
What type of protection is needed when you are exposed to hazards from flying particles?
Eye protection
Face protection
Head protection
Both a and b
When working in areas where there is a potential for head injury from falling objects, you should...
Look to the sky every 2 minutes for flying and falling objects
Ask a colleague to give you a heads up when an object is about to fall
Wear head protection
Appoint yourself a personal superhero to whisk you away from falling objects
If you wear prescription lenses, you do not need additional eye protection against occupational eye hazards.
True
False
Eye protection is required for which of the following hazards?
Flying particles
Molten metal
Liquid chemicals, acids or caustic liquids
Chemical gases or vapors
All of the above
Welding shields primarily protect against...
Dust
Metal splatter
Splashes
Flying particles
It is still okay to use a hard hat with a minor crack in its shell.
True
False
When should safety footwear be inspected?
Every week
Every 15 days
Every month
Every Year
Prior to each use
Hearing protection is required when you are exposed to a noise level of 85 decibels or higher.
True
False
Respirators are not considered PPE.
True
False
You have been given a dust mask to protect against hazardous fumes. What should you do?
Do the job but work quickly
Do not start work until you have the correct Respiratory Protective Equipment
Start work but take a break now and again
Wear a second dust mask on top of the first one
If you drop your safety helmet from height on to a hard surface, you should:
Repair any cracks then carry on wearing it
Make sure there are no cracks then carry on wearing it
Work without a safety helmet until you can get a new one
Stop work and get a new safety helmet
What should you do if your safety boots get damaged?
Attempt to fix it
Replace it with your trainers
Continue working until the end of your shift
Stop all work until you get a replacement
If your dust mask does not fit correctly what should you do?
Carry on working and keep adjusting it
Stop at regular intervals to adjust it
Take it off and carry on working
Replace it immediately with one that fits securely
Wearing a safety helmet in hot weather can be uncomfortable, which of these is true about wearing a safety helmet in hot weather?
You can drill small holes in your helmet to increase airflow and keep you cool
You can take it off for short periods of time while you're working
You can wear it sideways if it's more comfortable this way
You must keep it on at all times and ensure you're wearing it correctly
Using eye protection is vital for onsite safety, when should you wear eye protection?
Only when you're working with hazardous chemicals
When the task has a potential for eye injury and if the site rules demand it
Only when you're working with power tools
Only when you're working with hammers
Hazardous substances can be identified by?
The colour of the substance
It will have a blue label on the container
The colour of the container
The symbol on the label
What is the main colour of a Prohibition sign?
Red
Blue
Green
Yellow
What is the main colour of a mandatory sign?
Red
Blue
Green
Yellow
What is the main colour of a warning sign?
Red
Blue
Green
Yellow
What is the main colour of a information sign?
Red
Blue
Green
Yellow
What does the sign in the picture depict?
Warning
Prohibition
Information
Mandatory
What does the sign in the picture depict?
Warning
Mandatory
Information
Prohibition
What does the sign in the picture depict?
Warning
Prohibition
Mandatory
Information
What does the sign in the picture depict?
Information
Prohibition
Mandatory
Warning
Signs would need to be placed out by the tradespeople in situations like?
When digging holes or trenches
Where there are wet or slippery surfaces
When working at heights
To highlight any trip hazards
All of the above
What does the sign in the picture tell us?
Ear protection must be worn
No music
Your workmates are too loud
Cold outside, Keep your ears warm
What does the sign in the picture tell us?
No matches
No naked flames
No smoking
Risk of fire
What does the sign in the picture tell us?
No access
Do not walk
No dancing
No clothing
What does the sign in the picture tell us?
Emergency eye wash
Emergency shower
Sweeping brushes here
Look this way
What does the sign in the picture tell us?
Warning 'Flammable'
Warning 'Explosive'
Warning 'Bad hair'
Warning 'Trolls'
What does the sign in the picture tell us?
Warning 'Electricity'
Warning 'Lightning'
Warning 'Disco'
Warning 'Broken spear'
What does the sign in the picture tell us?
Take care when opening door
2 Way Door
Emergency exit
Way out
What does the sign in the picture tell us?
Warning 'Bright light'
Warning 'Explosive'
Warning 'Messy'
Warning 'Spillage'
What does the sign in the picture tell us?
Warning 'Corrosive'
Warning 'Melting'
Warning 'Water dripping'
Warning 'Acid'
What does the sign in the picture tell us?
Warning 'Falling objects'
Warning 'Drop your tools immediately'
Warning 'Do not drop tools'
Warning 'Raining hammers and bricks'
What does the sign in the picture tell us?
First aid point
Nurse
Hospital
Fire alarm
What is a 'Hazard'
A type of bird
Something that could cause harm
The risk of something causing harm
A type of sign
What is a 'Risk'
The chance that a 'Hazard' will cause harm
Something that could cause harm
A type of sign
The regulations to prevent injury
What does 'HASAWA' stand for?
The 'Health and Safety at Work Act 1974'
The 'Health at Some area Works Act 1974'
The 'Health and Social at Work Act 1974'
The 'Happy and Satisfied at Work All 1974'
What do we call the process of identifying and reducing Hazards and Risks?
Risk assessment
Risk analysis
Hazard perception
Hazard guessing
When undergoing a 'Risk Assessment' What are the two main point to identify?
Likelihood & Severity
High & Weight
Where & When
Cause & Effect
After completing what level is a Plumbing apprentice regarded as an 'Oprative'?
Level 1
Level 2
Level 3
Level 4
At what level does an electrician become fully qualified?
Level 1
Level 2
Level 3
Level 4
Who must you be registered with before you can legally work on gas?
Gas safe register
The gas board
British Gas
The gas association of Wales
What does the 'CSCS' card mean?
Construction safety certification scheme
Construction safety card scheme
Construction sign cover scheme
Construction sign certification scheme
What tradespeople are responsible for installing hot and cold water systems?
Plumbers
Carpenters
Bricklayers
Plasterers
What tradespeople are responsible for installing data cables?
Electricians
Plumbers
Carpenters
Bricklayers
These tradespeople can also be known as 'Joiners'
Carpenters
Plumbers
Electricians
Bricklayers
What tradespeople would render external walls?
Plasterer
Plumber
Bricklayer
Carpenter
What tradesperson would use the tool in the picture?
Bricklayer
Plumber
Carpenter
Electrician
A sole trader is known as what type of business?
A medium company
A large company
A lone company
A small company
What organisation supports just plumbers?
APHC
ECA
IET
JIB
The person who is responsible for sourcing materials at competative prices is know as the ?
Buyer
Estimator
Source
Coster
What does the IET stand for?
Institute of engineering and technology
Institute of electrical technicians
Institute of environmental technologies
Institute of early training
Who is the local water authority in this area?
Welsh Water
Water wales
Cearphilly water works
Rhymney valley water supply
Which organisation has the responsibility for the electrical wiring regulations?
IET
Gas Safe
APHC
CSCS
List 2 things the local water authority has responsibility for?
The supply of clean drinking water
The repair of mains supply pipework
The local pond
The nearest beach
What does APHC stand for?
Association of plumbing and heating contractors
Association of plumbers and hotwater contractors
Association of pipework and heat contractors
Assembly of pipework and hotworks contractors
What does ECA stand for?
Electrical contractors association
Electrical circuits association
Electrical controls assembly
Engineering contractors association
How many weeks notice do you need to give to someone who has been employed for 12 years or more?
12 weeks
6 weeks
1 week
1 month
What are the maximum hours you can be made to work in a week?
48
40
37
24
What does ACAS stand for?
Advisory conciliation and arbitration service
Advisory company advise service
Arbitration and company advise service
Advise on construction safety
Which of the following are recognised as types of discrimination?
Age,Sexual orientation, Disability
Hair colour, clothing, type of car
Colour of eyes, where you live, name
Height, weight, shoesize
What name is given to time off when a parent has a child?
Maternity
Matrimony
Care leave
Child benifit
What trades are most likely to be exposed to solvents and vapours?
Plumbers and carpenters
Bricklayers and plasterers
Electricians and engineers
Site managers and buyers
Which trade is most at risk by working at heights for long periods of time?
Bricklayers
Carpenters
Plumbers
Electricians
Which trade is most likely to suffer from burns?
Plumbers
Plasterers
Bricklayers
Carpenters
What item of PPE would need to be provided to bricklayers in the summer months?
Ice
Bathing costumes
Sunscreen
Sun glasses
At what level does noise cause damage to someones hearing?
85db
75db
65db
50db
Which of the following materials is used for its ductile properties?
Cast-iron
Ceramic
PVC
Copper
During electrolytic action, which one of the following would occur?
Anode will gradually destroy the cathode
Electrolyte will destroy the cathode
Electrolyte will be used up and disappear
Cathode will gradually destroy the anode
Pitting is a form of Corrosion?
True
False
Which one of the following materials will reflect the greatest amount of radiant heat?
Oxidised copper
Cast iron
Galvanised steel
Polished aluminium
An alloy is a mixture of two of more metals?
True
False
Which one of the following identifies a method of increasing hot water system efficiency?
Increasing system flow rate
Increasing system pressure
Adding pipe insulation
Adding corrosion inhibitor
Which of the following has a combustion temperature of 1930°C?
Natural gas
Acetylene
Propane
Butane
273K is the equivalent of how many °C?
-10
0
10
100
One Pascal is equal to one
1 Bar
1 Gauge
1 N/m2
1 Kg/m2
The formula to calculate total pressure is intensity of pressure × base area. What is the approximate total pressure acting on the base of a cistern that measures 0.5m × 1.0m, if the intensity of pressure on the base is 19.62 kPa/m2?
19.62kPa
9.81kPa
4.90kPa
39.24kPa
Which one of the following pipework materials has the greatest frictional resistance?
Copper
PVC-U
Low Carbon Steel
Polybutylene
What is the density of water at 4°C
1 Kg/m3
10 kg/m3
100 kg/m3
1000 kg/m3
Which one of the following can be used to soften water?
Sodium chloride
Calcium carbonate
Acetic acid
Sodium sulphate
Heat loss should be avoided in which of the following situations?
From pipework in a ceiling void
From a coil within a cylinder
In the heat exchanger of a boiler
In the battery of an air handling unit
Which one of the following states the relative density of natural gas?
0.5
0.7
1.1
1.5
Pure metals are described as metals derived directly from the ore
True
False
Which of the following is required for combustion to occur? A fuel supply, oxygen plus a
Source of light
Source of ignition
Supply of gas
Supply of air
The rate at which an object changes its position. This statement best describes which one of the following principles
Flow rate
Velocity
Force
Acceleration
A property is supplied with hard water. What will be the direct effect of the limescale deposits on the plumbing system?
Water hammer
Faulty WC flushing mechanisms
Decrease in system efficiency
corrosion of the copper pipework
What is the SI unit for Force?
Newton
Watt
Pascal
Litre
Which one of the following components would be installed into a sealed central heating system to prevent explosion?
Pressure reducing valve
Expansion relief valve
Non-return valve
Gate valve
When water freezes, its volume increases by approximately
5%
10%
20%
50%
'Condensation' is best described as which of the following?
Liquid turning into a gas
Liquid turning into a solid
Gas turning into a liquid
Gas turning into a solid
During electrolytic reaction, brass fittings can suffer from which one of the following?
Plumbo-solvency
Cupro-solvency
Dezincification
Anodic protection
At what temperature does evaporation of water occur?
0°C
4°C
10°C
100°C
The relative density of a solid is determined by comparing it to the same volume of which other substance?
Water
Lead
Iron
Mercury
When substances change state, the energy released or absorbed is best described as which one of the following?
Sensible heat
Latent heat
Kinetic heat
Specific heat
Which one of the following methods of heat transfer occurs between two bodies (surface) with no material medium between them?
Radiation
Convection
Conduction
Percolation
Which one of the following is the unit of measurement for resistance?
Ohm
Watt
Volts
Amps
Which one of the following solid materials conducts heat the least?
Low carbon steel
Copper
Polyurethane
Brass
Refer to the following equation: Original length × temperature rise × coefficient of expansion. Which one of the following does the equation relate to?
Pressure exerted
Linear expansion
Expansion within a system
Expansion in a vessel
Which one of the following relates specifically to heat capacity?
Kilojoules, kilograms and degrees kelvin
Kilojoules, kilograms and degrees celsius
Kilojoules, seconds and degrees kelvin
Kilojoules, seconds and degrees celsius
Which of the following pipes, each measuring 6m in length, will offer the greatest resistance to the flow of water?
15mm pipe with four elbows
15mm pipe with four machine bends
22mm pipe, which reduces down to 15mm halfway along its length
15mm pipe with two machine bends and two elbows
What is the intensity of pressure acting at the base of a 7m long pipe, which has a head height of 3 meters (Gravity = 9.81 kn/m2)?
19.81kPa
24.67kPa
29.43kPa
32.49kPa
Conduction occurs by:
Heat travelling in a straight line through the air
Heat travelling through or along a solid material
Heat travelling via a chemical reaction
Heat travelling via the motion of a fluid
What is this symbol for? (A circular electrical symbol with a sine-wave inside and a straight line lead on each side.)
DC electricity
System circulator
Electrical resistance
AC electricity
Which of the following will cause siphonage to occur? Refer to the diagram showing a U-shaped tube between two open containers, with points A (left side near the surface), B (top of the right downleg), and C (bottom of the right container) labelled.
Suction at point C
Increase in pressure at point B
Suction at point A
Atmospheric pressure in the tube
What is the freezing point of water at sea level?
100C
75C
25C
0C
Which of the following materials is the best conductor of heat?
Lead
Low carbon steel
Copper
Cast iron
What would the fuse size be for a domestic appliance that has a power rating of 3kW?
13 amp
10 amp
5 amp
3 amp
Which of the following values reflects the pH value for pure water?
1
4
7
11
The limescale build-up in systems is caused by:
Soft water
Acidic water
Temporary hard water
Permanently hard water
This form of corrosion is generally caused by: (Image shows pitting on a metal surface.)
Flux left in the tube after flushing out
The inhibitor in the system being too strong
Position of the electrolytic series table
Bad manufacture
A change of state may occur when water is heated to:
25 C
50 C
75 C
100 C
The SI unit for measuring electrical current is:
Watt
Ampere
Joule
Ohm
Specific heat capacity is measured in:
N/m2
⁰C or ⁰K
KJ/Kg/⁰C
Amperes
What has a sinusoidal wave form?
DC electricity
AC electricity
Convection heat transfer
Conductive heat transfer
If a customer painted their central heating pipework, what would that protect it from?
Pitting
Electrolytic corrosion
Atmospheric corrosion
UV corrosion
On an incoming mains, which of the following would have the lowest pressure?
The cold water tap at the kitchen sink
The float-operated valve to the cold water storage cistern in the loft
The first floor basin cold tap
The downstairs WC float-operated valve
The build-up of limescale in a hot water system could be noticed by:
The hot water temperature being hotter
The hot water temperature being cooler
The hot water flow rate increasing
The hot water recovery time decreasing
Which one of the following is an underground water source?
Lake
River
Borehole
Stream
Which one of the following must only be provided from a wholesome water source?
Drinking water
WC flushing
Garden irrigation water
Washing machine water
What is the minimum dimension (shown as X) to the outer wall surface in the following diagram of a supply pipe entering through a solid floor into a property?
250mm
400mm
750mm
900mm
What is the name of the cold water system shown in the following diagram?
Pressurised system
Indirect system
Direct system
Sealed system
An indirect cold water system is most likely to be selected when:
There is a high incoming mains flow rate
There is a low incoming mains flow rate
A reduction in system pipework is required
Water storage needs to be kept to a minimum
Which British Standard details the type of pipework materials that can be used in a cold water system?
BS 5440
BS 6700
BS EN 12056
BS EN 12983
What is the minimum recommended size of a cold water distributing pipe feeding a bath tap outlet in an indirect cold water system?
10mm
15mm
22mm
28mm
Which of the following provides protection against backflow at a wash basin tap in a dwelling?
A service valve
An air gap
A single check valve
A pressure‑relief valve
Component X in the following drawing is a?
Rubber washer
Wedge‑shaped gate
Ceramic disc
Fibre washer
Which one of the following must be fitted to the overflow (warning pipe) in a protected cold water storage cistern?
Insect screen
Double check valve
Service valve
Baffle plate
Which of the following health and safety dangers is most likely to be present when using dust sheets as a protective walkway on a laminated timber floor?
Dirt penetration through the sheets
Slippage of the sheets on the floor surface
Fire risk due to contact of the flammable materials
Toxic smells due to contact of the two materials
Which one of the following jointing methods can be used on underground MDPE cold water service pipework?
Capillary soldering
Compression
Pressfit
Capillary end feed
Which one of the following would normally be used to tighten a tap connector to a bath pillar tap?
Screwdriver
Box spanner
Basin wrench
Stillson wrench
Which one of the following is an unsuitable type of joint to be used on cold water pipework?
Lead wiped joint
Lead propriety joint
Pushfit joint
Capillary joint
The water regulations state that a service valve must be fitted before:
A single check‑valve
A bath tap outlet
A sink tap outlet
A water heater inlet
Which of the following should be used to make a hole in a plastic feed and expansion cistern?
Pad saw
Heated copper tube
Hole saw
Heated compression fitting
Which one of the following requirements should be applied to a cold water distributing pipe, laid in a sleeve, in a solid floor without an accessible cover?
The pipe must be capable of being easily withdrawn for repair or renewal
The pipe must be fitted with trace heating to guard against freezing
The sleeve must be fitted with a connection to the drain
The sleeve must feature a self‑collapsing design
Which one of the following is normally required when fixing sink pillar taps to a stainless steel sink top?
Top‑hat washers
Silicone sealant
Putty and jointing paste
Fibre washers
When making a capillary‑soldered tee joint to an existing painted copper pipe the:
Paint must be removed from the pipe after jointing
Olives should be expanded before the joint is made
Paint must be removed from the pipe before jointing
‘O’ ring must be fully lubricated in order to pass the paint
A cistern is insulated in a building with a ‘warm roof’ to provide protection against?
Freezing
Corrosion
The growth of legionella bacteria
The production of salmonella bacteria
Which one of the following would normally form part of a routine maintenance inspection (periodic service) of a cold water system?
The replacement of pipework clips and brackets
The opening/closing of service valves to check for correct operation
The opening/closing of double‑check valves to check for correct operation
The replacement of plastic cold water storage cisterns
'White dots' on the outside surface of a galvanised cold water storage cistern are a sign of?
corrosion
hard water
contamination
pure water
Which one of the following is most likely to be listed in the schedule of activities to be carried out on a cold water system maintenance record?
Check/adjustment of the water level in cisterns
Replacment of the olives in compression fittings
Replacment of the gate mechanism in a fullway gate valves
Check/adjustment of disinfectant level in the system.
Which one of the following could be used when connecting an outside tap into an existing cold water supply pipe when the stop valve fails to isolate the supply?
Hydraulic test kit
Backflow prevention device
Float-operated valve
pipe freezing kit
The cold water supply to a wash hand basin fed from an indirect cold water system is normally isolated at the:
service valve on the distributing pipe from the cold water storage cistern
service valve on the cold feed pipe to the hot water storage cylinder
supply stopvalve under kitchen sink
stop valve to the WC flushing cistern
The main risk when leaving open ends connected to a 'Live' cold water system when work is taking place is?
flooding
fire
theft
contamination
A visual inspection of a cold water system is normally carried out:
after filling before soundness-testing a system
after soundness-testing a system
before filling a system
before soundness-testing but after performance-testing a system
Which one of the following can be used to establish the soundness test pressure in a cold water system?
Pipe freezing kit
Manometer
Multi-meter
Hydraulic test kit
Which one of the following could be the possible cause of a vibration noise heard from the pipework near to a cold water storage cistern?
Poorly supported pipework
Very hard water
Badly corroded pipework
Lack of earth protection
Water to a farmhouse supplied from a moorland collection tank can be identified as:
a mains supply
a private supply
a public supply
a multi-purpose supply
When installing a new indirect cold water system, which of the following should happen, according to the Water Regulations?
One tap, normally the kitchen sink, should be drawn directly from the supply pipe
One tap, normally the kitchen sink, should have a dedicated distribution pipe from the storage cistern
Mixer taps will require double check valve
Mixer taps should never be installed due to the pressure differences.
According to BS6700 and the Water Regulations, a drain off valve should be installed:
At every draw off point
At every high point in the system
At every low point in the system
Above the cold water storage cistern
Pin holing in copper pipework is commonly caused by:
Hard water
Acidic water
Alkaline water
Pure water.
While installing pipework in a property, you are called off site to another job. What would be the correct course of action with any open-ended pipework?
Place a warning label on every open end
Cap off with a push fit fitting
Warn the customer not to interfere with any pipework
Be as quick as you can to return.
One of the major problems when leaving a dead leg in a cold water pipe is:
Electrolytic corrosion
Pitting of pipework
Reduction in water flow
Possible bacterial growth.
The use of WRAS approved fittings when installing cold water pipework is
A legal requirement
To be corrosion resistant
To avoid contamination
All of the above
On the completion of a new cold water installation, the system has been proven sound. What would the next course of action be?
Visual inspection with the customer
Flush the pipework out then hand over to the customer
Prepare the benchmark certificate
Hand over to the customer.
What is the most cost effective way to repair a stop valve that has the head gear jammed open?
Replace the head gear only
Replace the whole valve
Leave in position, and install a new stop valve upstream
Repack the glands around the spindle.
When decommissioning a system, the correct procedure is to:
Turn off the water quickly to save any wasted water
Drain the system down then inform the customer
Inform the customer first then drain the system
Use a pump to drain down quickly.
What is this item?
Fullway gate valve
Drain off valve
Stop valve
Spherical ball valve
What type of valve is shown in this diagram?
Spherical ball valve
Fullway gate valve
Stop valve
Drain off valve
When installing a new water service pipe to a property, it should normally be buried between what depths?
135mm to 1,750mm
350mm to 750mm
1,350mm to 1,750mm
750mm to 1,350mm
Identify item C in the diagram
Warning pipe
Grommet for open vent
Screened vent
Inspection flap
Which of the following materials is not allowed to be installed on new cold water systems?
Copper
Stainless steel
MDPE
Lead.
What type of valve is designed to shut off the supply of water in a cistern at a predetermined level?
Stop valve
Fullway gate valve
Float operated valve
Isolation valve
The fluid category that offers a slight health risk to a customer is:
1
2
3
4
The correct back flow protection device that would be installed prior to a shower mixer valve would be
Single check valve
Double check valve
RPZ valve
Type AG air gap
To protect category 1 water from category 3 water, what would need to be installed, according to the Water Regulations?
Single check valve
Double check valve
RPZ valve
Type AG air gap
What would this item be used to test?
Pressure
Category of water
Flow rate
pH valve
If a customer’s tap is dripping, what tool can be used to correct the situation?
Club hammer
Stillsons
Bradawl
Re-seating tool
