WorksheetsHazard Awareness Exercise C
Total questions: 60
Worksheet time: 30mins
Solid metal plate between two pipe
flanges or on the end of a disconnected pipe.
circuit breaker
blinds
disconnect switch
valve
Control measure when dealing with
radioactive materials?
shielding
distance
time
all of the above
Confined space entry is not
permitted if _ _ _ _ _
O2 is above 23%
the LEL is at/above 10%
H2S is at/above 100 ppm
All of the above
Generic plan is advised to be used
in each confined space.
True
False
Lockout is the placement of tag to
the isolating device to prevent it
from startup.
True
False
An excavated area can only be
ready for work after.....
A heavy rain
cave in
a qualified competent person
inspected it
When an excavation is 3 feet deep,
is it considered a confined space?
I have no idea
Yes
No
How do we control asbestos fibre
hazard?
by wetting the ground with water
by purging with nitrogen
by sweeping
by air blowing
How does H2S smell at
low concentration
vanilla
rotten tomato
bahkhour
rotten egg
What should you install to tell
people to keep away from the
excavation?
warning signs
barricades
flasher / blinker lights
all of the answers
LOTO does not apply to cords and
plugs because employee has direct
control of the equipment
True
False
Sulfur Dioxide (SO2) + Hydrogen
Sulfide (H2S)
nitrogen
hydrogen sulfide
carbon monoxide
sulfuric acid
Work Permit System
G.I. 2.001
G.I. 2.100
G.I. 6.012
G.I. 2.299
Confined space entry is not
permitted if .......
above 10% LEL
CO is above 1000 ppm
H2S is above 100 ppm
O2 is above 23.5%
All of the answer
A person who has_ _ _ _ _ permit
is allowed to work on radioactive
materials.
crane operator's
radiographer's
fork lift operator's
hot work
Removing of all unnecessary
personnel and equipment from the
area in preparation for a test of
the LOTTO.
Tag
Clear
Try
Lock
What should you use to protect
your eyes from the flying
particles, airborne mists, or
chemical splashes.
goggles with face shield
safety glasse only
prescription glasses
All are confined space entry roles,
EXCEPT ONE.
CSE Supervisor
Entrant
Rigger
Standby man
His role and responsibility is to
ensure that confined space entry
log and gas test log are properly
completed.
CSE Supervisor
Standby man
Entrant
The_ _ _ _ _ _ _ _ _system is
mandatory when responding to
H2S emergencies or working in
hazardous areas.
buddy
LOTO
GFCI
sewage
Hot Work
Blue Permit
9873 - 1
Green Permit
9873 - 2
Oxygen ventilation is the best way
to ventilate a confined space.
True
False
Do you need to attach the checklist
to the permit when necessary?
Hmmm.. Yes
No need.
I am not sure about this.
Hold Tag Form
555
524
525
523
Hold Tag Form
555
524
525
523
What must be done when
personnel working in the
equipment could be injured by
residual energy in the equipment?
Issue work permit
Do not allow work
Let him use PPE
Isolate and apply lock and tag
All are considered as confined
space, except one.
tank
vessel
manholes
open pit
a 10 - feet excavation
All are considered as confined
space, except one.
tank
vessel
manholes
open pit
a 10 - feet excavation
Green Permit
Hot Work
CSE
EOLB
Cold Work
He is the one whose job requires
the operation and use of a machine
or equipment on which servicing or
maintenance is being performed,
or someone who works in an area
and is impacted by such servicing
or maintenance.
Authorized personnel
Affected personnel
Other personnel
All of the above
When you need to escape because
the SABA failed. What should you
use?
just run very fast
EEBA or 5-minute bottle escape pack
SCBA
raise the alarm
Working on the top-step of the step
ladder is a very good idea.
Correct !
No, it is not !
A comprehensive plan for
maintaining a safe and healthful
work environment.
Isolation, LOTO
MSDS / Hazcom / CHB
Saudi Aramco Safety Management
System (SMS)
It means to verify the isolation of
the equipment by operating all
controls on the equipment to make
sure the equipment cannot be
restarted. All applicable energy
disconnect points must be tested
and verified as locked out.
Apply lock
Tag
Clear
Isolate
Try
The best way to control the
asbestos hazard.
sweeping
wetting the floor with water
shovelling
9873-3
Red
Yellow
Blue
Green
Facility made blinds must only be
used once then destroy after.
True
False
H2S doesn't have smell at
high concentration.
True
False
When the Carbon Monoxide (CO) level is
between 40 ppm - 1000 ppm, it is
allowed to work in Confined Space
with breathing apparatus.
True
False
It is a mechanical device that
physically prevents transmission or
release of energy including
manually operated circuit.
Pressure isolating device
Energy isolating device
Lock
Tag
What do you check to make sure
that your helmet is still safe?
expiry date
cracks and damages
internal harness is well-fitted
All of the answer
Approved isolation method for
confined space. (choose one or
more answer)
disconnect
single block
double block and bleed
blind
Each confined space must have its
own CSE Supervisor in all Saudi Aramco facility.
True
False
When do you need to use harnesses?
on a scaffold with red tag
working at height (from 1.8 m above)
on a scaffold with open edges or open platforms
during man lifting or man basket
select all that apply
When to stop and cancel a work
permit?
If the work has no barricade
If the work has no signage
If the hazard is not in the work permit
If the reciever leave the site
All are excavation hazards, except
one.
hitting the buried cables or lines
wall collapse
shoring
flooding
What is the primary step before
entering a confined space?
ventilation
gas testing
cleaning
purging
Modifying the equipment is
recommended if isn't suitable for
the job.
True
False
How much is the least distance of
the crane if the depth of excavation
is 15 feet?
10 feet
12 feet
15 feet
20 feet
This is a part of a LOTO program or
procedure which means to de-energized
and render inoperative by cutting
off energy to the machine or
equipment.
EOLB
hold tags
ventilation
isolation
What is safety?
anything that can damage people, assets, businesses and environment.
freedom from any risk or harm
the presence of danger in the
workplace
all of the above
What advantage does SABA have
over SCBA?
SABA gives only 30 minutes of air.
SABA has larger air supply.
SABA gives you longer distance
to move
all of the option are correct
It is considered working at height
when the distance above floor is
_ _ _ _ _ _ _ .
at least 6 feet
at least 5 feet
at least 4 feet
What is produced when H2S is
burned?
Sulfur Dioxide
Hydrogen Chloride
Iron Sulfate
When do we need to isolate?
before entering a confined space
during operations
when performing maintenance work
during periodic breaks
when there is repair
An incident caused by an
equipment not maintained, missing
safety guards is an example of
unsafe act.
True
False
what do you need to do when
there is stored energy in the
equipment after isolation?
keep it there
release it
I will call my Supervisor
What is G.I. 6.012 ?
Work Permit System
Pressure Testing
Isolation and LOTO
Scaffolding Safety
What do we need when working in
an open edge of an elevated
working platform?
safe means of access
fall arrest system
safety shoes with heels
When should you conduct the initial
gas test?
After the first entry.
Before entry when ventilation is
shutdown.
During the entry.
After breaks.
