JSA concrete works

JOB SAFETY ANALYSIS
Concrete Works
WORK ACTIVITY: ___________________________________
Each piece of equipment and crew are associated with known specific hazards that cause accidents to reoccur on one project
5
4
3
2
1 after another.
8
6
4
2
1

DECC

Sundararajan
Evaluation Points
40-20High Risk

Severity Factors
8: Fatality, Permanent Disability

Probability Factors
5 : Extremely High

Abbreviation
E.P :Evaluation Points

1 9 –12 Medium Risk

6: Serious Injury (LD>30 days)

4 : Highly Probable

S : Severity Factor

11-5 Low Risk

4: Major Injury (30>LD>4 days)

3 : Probable

P : Probability Factor

2: Minor Injury (4>LD>1 day)

2 : Rare

T : Total Points

1: Negligible

1 : Very Rare

xxxx

SITE

4-1 Negligible

LD : Lost Workdays

SUPERVISOR:___________________ LOCATION ;____________________ PERMIT #:____________
Probability factors.

No

Activity ( Job Steps )

1.

Work permit from
Client to be
obtained.

Potential Hazard
• Unauthorized
commencement of
works may result in
exposing workers and
or potential to harm
or danger

Who/ What
Might Be Harmed
Injury to IMCO
Personnel and or
client property.

Risk E.P.

SxP=T
2x3=6

Control/ Recovery Measures
• Authorized PTW holder shall
ensure obtaining and
maintaining valid work permit.
• The worksite supervisor
responsible for this activity has
to check the PPE of his staff to
ensure that all required items
are available and properly used.

Target E.P.
SxP=T
2x1=2

Responsible/
Action By
Site supervisor and
Site Safety Officer.


No

Activity ( Job Steps )

Potential Hazard

Who/ What Might

Be Harmed

Risk E.P.
SxP=T

• Delay to schedule

2

Mobilization and
demobilization

• Physical injury from
heavy equipment,
heavy lifting, pinch
point, slip, trips and
fall hazards

IMCO Personnel,
property damage

4 x 4 = 16

Page 2 of 9

Control/ Recovery Measures

• Inform all workers regarding
permit condition before work
starts.

• Worksite supervisor shall
conduct toolbox talks about
nature of works and associated
potential hazards and their
essential precautionary
measure.
• Follow mobilization schedule
and arrange the required
documents to avoid any cause of
delay.
• Before transporting the loads to
the site, rest assure that the
materials are secured and tight
with nylon rope for the safe
transporting.
• Ensure that a driver is having
knowledge to the hazard while
transporting the materials.
• The driver shall not have driving
attitude while using the road.
• Driver is driving only in the
minimum speed limit.
• Minimize work personnel in the
vicinity of equipment.
• Provide ergonomic training,

Target E.P.
SxP=T

Responsible/ Action

By

Site In-charge

2x1=2

Site supervisor,
drivers, banksman
and safety officer


No

Activity ( Job Steps )

Potential Hazard

Who/ What Might
Be Harmed

Risk E.P.
SxP=T

3

Pre-task briefing
toolbox talks.

IMCO Personnel
• The work force does

not understand the
pre task briefing
therefore does not
understand the
potential dangers and
control measures to
be implemented.
Some of the workers
could be lacking PPE
or using defective PPE.

2x4=8

4

Set out boundary
markers for the work
site area.

• Heat stress to the labour
working on this task.

4 x 3 = 12

• Markers are not clearly
visible creating a risk of

IMCO personnel

IMCO personnel

Page 3 of 9

Control/ Recovery Measures

institute good housekeeping
procedure.
• Keep feet and hands clear of
moving/suspended materials and
equipment.
• Keep a tidy site.
• Ensure that the pre task briefing
is given out in a language
understood by the work force,
have it translated.
• Ask question regarding the
briefing to get feedback from the
staff, this ensures full
comprehension.
• Issue required appropriate PPE
and replace PPE that has signs of
defect.
• PPE must include both hearing
protection as well as dust
inhalation protection.
 Ensure that adequate shaded
areas are provided.
 Provide proper ventilation and
drink plenty of water even if you
are not thirst.

 Wear loose fitting full length
clothing that can breathe.
• Ensure that all markers and

Target E.P.
SxP=T

Responsible/ Action
By

2x1=2

Site supervisor and
Site Safety Officer.

2x1=2

Site supervisor,
workers and site
safety officer

2x1=2

Site supervisor,


No

Activity ( Job Steps )

Potential Hazard

Who/ What Might
Be Harmed

Risk E.P.
SxP=T

Unloading the ready
mix concrete from
truck and from
concrete pumps

Target E.P.
SxP=T

signage are of a suitable height
to be clearly seen and sufficient
lighting is placed to identify the
area at night.

others coming into the
area.

5

Control/ Recovery Measures

• Machine works too close
to persons within the

same working area.

IMCO personnel

4 x 3 = 12

• Machine strikes
another vehicle or
person in the vicinity.

IMCO personnel

4 x 3 = 12

• Machine creates an
environmental hazard
by fuel leakage during
fuel transfer or by
leakage due to
mechanical defect.

IMCO personnel

4 x 3 = 12

Page 4 of 9

• Ensure that all equipment is having
valid QP certificates to work in the
vicinity.

• Make sure all operators know the
safe limitations of their equipment.
• Assigned a competent banksman
when equipment is moving at the
working area.
• Ensure strict control measure to
separate mechanical plant and
enforce swing radius area as no go
area for any person or vehicle in
order to avoid collisions.
• Set control measure in place that all
fuel transfers take place under strict
guidelines. Fuel is only transferred
by purpose built fuel delivery tanker.
• Ensure all machines and equipments
are in good condition.
• Regular preventive and corrective
maintenance of equipment must be
observed.
• Drip trays are used to prevent any
spillage. Make sure all vehicles are
routinely inspected and maintained
to reduce the risk of mechanical
failure.

Responsible/ Action
By

workers and site
safety officer

2x1=2

Site supervisor,
workers and site
safety officer

2x1=2

Site supervisor,
workers and site
safety officer

2x1=2

Site supervisor,
workers and site
safety officer


No

Activity ( Job Steps )

Potential Hazard

Who/ What Might
Be Harmed

Risk E.P.
SxP=T

• Traffic congestion

IMCO personnel

4 x 3 = 12

• Inhalation of harmful
dust and fumes and
skin contact

IMCO personnel

4 x 4 = 16

Page 5 of 9

Control/ Recovery Measures

• In the event that there is ground
contamination ensure all
contaminated ground is collected
and placed into plastic bags,
removed to a waste storage
container until removed from site to
a hazardous waste disposal site.
• Deploy equipment delivering
materials in such manner that no
congestion inside shall happen and
no parking anytime in the work area.

• Use only designated roads for
delivery of concrete.
• Ensure to wear suitable respiratory
protective equipment such as a P, N
or R 95 respirator when fumes from
dust can’t be avoided.
• Remove person to fresh air. If
discomfort persists seek medical
advice.
• Ensure to wear loose clothing in
good condition with collars closed
and cuffs buttoned at the wrist.
• In case of chemical contact, Remove
chemical from skin with waterless
hand cleaner
• Housekeeping regimes to help keep
site clear
• Ensure sufficient space around work
areas
• Ensure there is good access for

Target E.P.
SxP=T

Responsible/ Action
By

2x1=2

Site supervisor,

workers and site
safety officer

2x1=2

Site supervisor,
workers and site
safety officer


No

Activity ( Job Steps )

Potential Hazard

• Poor access to
working area causing
of slips, trips, falls and
or other injuries

• Penetration not cover
that cause falling onto
sharp object
• Violent ejection of
concrete from hose at
first moment of
delivery

Who/ What Might

Be Harmed

Risk E.P.
SxP=T

IMCO personnel
or Client inspector

4 x 3 = 12

IMCO personnel
or Client inspector

4 x 4 = 16

IMCO personnel

4 x 4 = 16

IMCO personnel

4 x 3 = 12

• Struck by concrete
causing injuries or falls

Page 6 of 9

Control/ Recovery Measures

concrete personnel and equipment
• Keep other people not directly
involved with concrete pouring clear
from area
• Ensure that penetrations are
secured, identified and covered
• Give warning prior to starting or recommencing the pour
• Check hoses for air sources, e.g.:
 blockage
 change in supply
 poor mix or delays in the pour
 Ensure delivery hose is not damaged
prior to pour
 Control T-bar at end of hose
 Be aware of potential for blow back
in the line
 Ensure appropriate edge protection
 Ensure connecting pipes are
adequately secured
 Ensure brackets are positioned close
together to minimize excessive
movement
 Ensure that pipe's operating
pressure is appropriate for diameter
of pipe
 Check pipe to ensure it is of correct
thickness for operating pressure
 Do not use damaged pipes
 Provide support where a change in

Target E.P.
SxP=T

Responsible/ Action
By

2x1=2

Site supervisor,
workers and site
safety officer

2x1=2

Site supervisor,
workers and site
safety officer
Site supervisor,
workers and site
safety officer

2x1=2

2x1=2

Site supervisor,
workers and site
safety officer

No

Activity ( Job Steps )

Potential Hazard

Who/ What Might
Be Harmed

Risk E.P.
SxP=T

Control/ Recovery Measures






IMCO personnel
• Walking on the
concrete foundation
during the pour that
causing slipping on
wet ply or
reinforcement
• Sharp edges cause of
cuts from
reinforcement bar
ends or tie wire

• Noise from operating
machinery causing to
hearing loose

4 x 3 = 12





IMCO personnel

4 x 3 = 12




IMCO personnel




IMCO personnel
and or damage to
property

4 x 4 = 16




• Fumes from fuel used

Page 7 of 9

direction or reducer occurs
Do not walk backwards during
delivery
Ensure T-bar does not slip off end of
hose
Avoid getting feet caught in
reinforcement
Put caps on ends of exposed
reinforcement bars
Turn tie wires into reinforcement
cages
Use quieter or muffled equipment
where practicable
Provide adequate hearing protection
suitable for the level of noise
exposure
Do not refuel when machine is in
operation
Ensure there is adequate ventilation
when refueling and using the
vibrator
Wear appropriate PPE
Provide rest times or alternate work
rotation
Avoid long periods of twisting,

repetitive movements
Provide job rotation where there are
enough trained employees
Ensure the concrete is not too dry
when screeding and shoveling

Target E.P.
SxP=T

Responsible/ Action
By

2x1=2

Site supervisor,
workers and site
safety officer

2x1=2

Site supervisor,
workers and site
safety officer

2x1=2

Site supervisor,
workers and site
safety officer

2x1=2

Site supervisor,
workers and site
safety officer


No

Activity ( Job Steps )

Potential Hazard

Who/ What Might
Be Harmed

for vibrator possible to IMCO personnel
explosion and/or fire,
burns, rashes or
allergies

6

Work during extreme
weather/ climate
conditions.

7

Work during sand

• Sprain or strain cause
of improper manual
handling
• Over exposure to heat

• Equipment vehicle

Risk E.P.
SxP=T

Control/ Recovery Measures

4 x 3 = 12

Target E.P.
SxP=T

Responsible/ Action
By

2x1=2

Site supervisor,
workers and site
safety officer

IMCO personnel
can cause heat
cramps, heat

exhaustion or
heat stroke

4 x 4 = 16

• Become acclimated to the heat
gradually before working in hot
temperatures for a long time;
• Ensure 100% availability of cold
water and always drink plenty of
cool water;
• Wear hats and sunglasses to help
stay cool;
• Take frequent breaks in a cool place,
if possible;
• Wear loose clothing that allows the
skin to breathe, such as cotton;
• Protect your skin from the sun. Keep
as much of it covered with clothing
as possible. Wearing long-sleeved
shirts will help;
• Field supervision/ HSE personnel
shall closely monitor the condition
of workers, intervene as the need
arises.

2x1=1

Site supervisor and
safety Officer

IMCO personnel

4 x 3 = 12

• Switch equipment / vehicles

2x1=1

Site supervisor and

Page 8 of 9


No

Activity ( Job Steps )

storm

Potential Hazard

collision

Who/ What Might
Be Harmed

Risk E.P.
SxP=T

and property
damage

• Poor visibility / dust

IMCO personnel

4 x 3 = 12

• Persons run-over by
moving vehicle/
equipment

IMCO personnel

4 x 3 = 12

headlights and flashers on while
in motion
• Maintain all required lights,
reflectors and accessories on
equipment;
• Keep your equipment a safe
distance from the edge of
embankment;
• Speed must be effectively reduced
or shall completely STOP when the
situation calls for it.
• Personnel must keep away from
vehicle path as much as possible.

• Ensure other workers are out of the
way before starting the machine;
• Keep reverse alarms operable and
free of anything that will muffle the
sound;

PREPARED BY (HSE)
Name

Target E.P.
SxP=T

Control/ Recovery Measures

Responsible/ Action
By

safety Officer

2x1=1

Site supervisor and
safety Officer

2x1=1

Site supervisor and
safety Officer

REVIEWED BY (QP)

----------------------------------------

Name

----------------------------------------

Signature ---------------------------------------

Signature ---------------------------------------

Date

Date

---------------------------------------

Page 9 of 9

---------------------------------------