RISK ASSESSMENT FOR EARTHWORKS
( EXCAVATION and SHEETPILING WORKS )
Frequency
Qualitative Description
Severity
5
Likely to occur during operation
(frequently recorded)
5
4
Could occur during operation (recorded
infrequently)
4
3
Unlikely to occur (isolated recorded
occurrence)
Very unlikely (seldom recorded
occurrence)
Not likely (no recorded occurrence)
2
1
Prepared by : JASON PAUL BANDIWAN
SAFETY OFFICER
Qualitative Description
2
Extreme Potential to cause more than 1 death or
serious injury or illness to personnel, or cause major
damage
Serious Potential to cause a fatality, or serious
injury/illness to personnel, or cause serious damage to
eqpt. or plant
Moderate Potential to cause injury, illness or minor
damage.
Minimal Potential to cause injury, illness or damage.
1
Insignificant Potential to cause injury, illness or damage
3
Reviewed by : CHRISTIAN PERIAMESA
PROJECT MANAGER
NO
1
2
ACTIVITY
HAZARDS
IDENTIFIED
CONSEQUENCES
PEOPLE
INVOLVED
Risk
Rating
CONTROL MEASURES
Residual
Risk
Site
Surveying
and services
scanning
Movement of
Air dust and
equipment within
the area,
➢ Hitting and
collision with the
buildings and
Vehicle movement
within
the area.
Workers and
surveyor within the
vicinity
4 or 3
1 or 2
Accumulated dust
while surveying
the area.
➢ Low visibility
➢ vision problem
due to dust
➢ Respiratory
disease Problem
Workers and
surveyor within the
vicinity
4 or 3
Encroaching of
areas other than
the approved
location for
Excavation Works
and Sheet Piling.
Obstructions to
other usual
movements by the
unit’s operating in
the area.
➢ Obstructions to
the services.
➢ Vehicle collision
that may result to
damage of property
and
serious injury to
the people within
the vicinity
Workers and other
people working
within the vicinity
4 or 3
➢ All traffic
movements to be
adequately identified
and managed by banks
man.
➢ No reversing very
close to work, reverse
alarm fitted with heavy
heavy equipments and
construction vehicles.
➢ All materials and
equipment will be
having revolving lights.
➢ Dust
suppression/watering
the area to ensure dust
will not accumulate
within the area being
surveyed.
➢ Housekeeping
➢ The area which is
allotted by the authority
to be covered with
screens and protected
from other services.
➢ Suitable control
measures to be sought
and approved by the
Engineer
➢ All services to be
identified and protected
by approved methods.
➢ Agencies working in
the vicinity to be
Site
Preparation
and traffic
management
1 or 2
2
3
Loading and
unloading of
Sheet piling
Materials
and other
materials on
site
Movements of
heavy equipment
➢ Obstructions to
other usual
movements by the
unit’s operating in
the area.Workers
and other people
working within
the vicinity
Workers and other
people working
within the vicinity
4 or 3
Unsafe loading
and unloading or
storage of materials
and other materials
or objects that can
fall on workers
➢ Injury
➢ Fatality
➢ Property
damaged
Workers, operators
and others working
within the vicinity
4 or 3
informed by adequate
means.
➢ All areas to be
demarked and signage
to be placed for the
identification of others
moving around.
➢ All traffic
movements to be
adequately identified
and managed by banks
man.
➢ All the operations to
be supervised
thoroughly to avoid the
usual services in the
area.
➢ Workers to be
briefed about the
method of the work and
means of risk mitigating
measures.
➢ All traffic
movements to be
adequately identified
and managed by banks
man.
➢ All the operations to
be supervised
thoroughly to avoid the
usual services in the
area.
➢ All sheet piling
materials and other
materials are to be load
and unload properly in
designated
area
➢ Signage and
warning signs will be
2
3
in place during loading
and unloading materials
➢ No over loading of
materials
➢ Secure all materials
to be unload using safe
and certified lifting
Accessories, Use
appropriate PPEs and
wear properly at all
times.
4
Lifting
Operations
Unstable ground
➢ Collapse of the
ground
➢ Plant and
equipment tipping
that may result to
tip over
Workers and all the
people involved in
the activity
4 or 3
Uncontrolled lift
➢ Hitting and
collision with the
plants and vehicles
that may
result to property
damaged
➢ serious injury
➢ fatality
➢ Breaking of
lifting tackles
➢ Injury to the
people while lifting
and moving the
load being lifted.
➢ Collision of
plant and
equipment that may
result to
property damage
and serious injury
or even fatality
Workers, supervisor
and all the people
within the vicinity
3 or 2
➢ Ensure ground is
levelled and compacted
➢ Task Briefing to all
operators will be given
to inform about the
hazards within the
backfilling area
➢ Will be using tag
lines to ensure
the load being lifted is
controlled properly
➢ No lifting activity if
the wind speed exceeds
20 km/hr
➢ Wil be using a
calibrated anemometer
to measure accurate
wind speed
➢ A competent
rigger/banks man to
control the lift of the
work.
➢ Communication to
be established
➢ Information will be
delivered to all site
operatives about the
2 or 1
1 or 2
Damaged and
uncertified lifting
gears
➢ serious injury
➢ fatality
➢ Breaking of
lifting tackles
➢ Injury to the
people while lifting
and moving the
load being lifted.
Workers, supervisor
and all the people
within the vicinity
4 or 2
lifting operation every
day
➢ Inform the
completion of each
days lifting work with
crane.
➢ Pre lift will be
initially performed in
the height of 15-20 cm
to ensure all the lifting
accessories are placed
safely
➢ The load to be lifted
must be balance
properly before fully
unloading.
➢ Will ensure the
crane is operating within
the radius as per the
drawing and load chart
and wear appropriate
PPEs such as working
Gloves, Hard Hat, High
Visibility Vest and
Safety Shoes.
➢ All lifting
tackles/accessories
such as spreader beam,
shackles, slings etc. to
be checked and
certified by third party
➢ No local made tools
to be used for lifting
heavy objects.
➢ All lifting equipment,
accessories and gears
are inspected and
certified by a 3rd party
accredited by DM.
1 or 2
5
Use of
Crawler
Excavator
with Vibro
Hammer
Attachment
Untrained
operatives
➢ Accident and
injury due to lack
of training and
knowledge
Operator and
Workers and other
people working in
the area
4 or 3
Assembly of vibro
hammer
➢ Accident and
injury due to lack
of training and
knowledge for
assembly of the
vibro hammer
➢ Equipment
damage and
malfunction
Operator and
Workers and other
people working in
the area
4 or 3
➢ Regular Inspection
of all lifting accessories
and gears
➢ Damaged lifting
accessories will not be
allowed to use on site.
➢ Only competent
operators will be
allowed to operate the
plant and
equipment
➢ TBT and daily task
briefing will be given to
all operatives involve in
the activity
➢ Only competent
person will do the
assembly of the
equipment
➢ Barricade and
adequate signage
will be in the area while
the assembly of the
equipment is on
progress.
➢ Will use adequate
tools, inspect all tools
and equipment for the
assembly.
➢ Strictly Supervision
2
2 or 1
and monitoring in every
activities by the
Supervisor and safety
officer
6
Hot Works
Incompetent person
such as welder etc.
➢ Serious injury to
the operative and
other working
within the area
Workers and other
people within the
vicinity
4
➢ All welders are
trained and certified by
TESDA
3
Damaged tools and
equipment
➢ Serious injury to
the operative and
other working
within the area
Workers and other
people within the
vicinity
4
➢ Task briefing and
training will be given to
all before works starts
➢ All equipment such
as welding machines,
grinders and other
power tools use for hot
works will be inspected
and checked before
use.
➢ Valid Certificates of
inspection of all
equipment will be
checked and kept on
site for record
➢ All damaged tools
and equipment will not
be use on site
➢ Regular inspection
of all tools and
equipment
➢ Oxy Acetylene
cylinders and
compressed gas
cylinders utilised
for cutting/flame torch
will have Flash back
arrestors.
➢ Fire extinguishers
must be readily
available must be kept
in a convenient place
without obstruction.
Used appropriate PPEs
such as Welding Gloves,
Welding Mask or
Respirator.
➢ Strictly Supervision
and monitoring in every
3
activities by supervisor
and safety officer.
7
Excavation
Hitting the
personnel/Other
vehicle with JCB,
excavator bucket
while slewing.
➢ Serious
injury/fatality
Workers,supervisors
and other people
working within the
vicinity
4 or 3
➢ NOC’s & PTW to be
obtained prior to start of
work.
➢ Helper/guide to the
operator should stay in
a safe distance.
➢ If need to go to the
work area for anything,
operator should be
asked to stop the
operation.
➢ Ensure operator
understood that you or
someone is entering the
work area. Operator
should start the
operation only after
ensuring the slewing
area is clear.
➢ No personnel
should be sitting/ resting
near/under the tier of
the excavator.
Proper access for the
workers. Soil protection
or Slope to avoid soil
erosion (max 30deg).
Use appropriate PPEs.
➢ Strictly Supervision
and monitoring in every
activities by supervisor
and safety officer.
1 or 2
Collapse of
excavated trench
➢ Causing serious
injury/
workers being
buried,
➢ Damage to
services
Workers,supervisors
and other people
working within the
vicinity
4 or 3
Fall in to excavation
➢
Workers,supervisors
and other people
working within the
vicinity
3 or 4
Serious injury
➢ Proper trench
support to be done for
excavation depth
exceeding 1.2m
➢ Excavated trenches
to be inspected on daily
basis and in case of
unexpected rain.
➢ Daily excavation
check list to be
maintained at work
place.
➢ Excavated materials
to be kept a minimum of
1.00m away from the
excavation
➢ Excavated area
shall be adequately
barricaded.
➢ Signage should be
posted to alert and
prevent unauthorized
entry.
➢ Barrier should be
placed at least one
meter distance from
the edge of excavation.
➢ Strictly Supervision
1 or 2
1 or 2
and monitoring in every
activities by the
supervisor and safety
officer.
8
Welding H
beams
Incorrect
connection
to welding machine.
Machine unearthed
Cutting of H -beams
➢ Poor welding
operation. Burns,
injury to
employees.electrical
shock.
Workers,supervisors
and
other people
working
within the vicinity
4 or 3
➢ Operator and
supervisor must
ensure only approved
connections are used.
➢ Operator /
Supervisor to ensure.
1 or 2
With flame torch
➢ Ignition, fire and
explosion
➢ Personal injury
➢ fire
➢ Maintain routine
and regular
housekeeping.
➢ Signs of slips,
➢ trips and falls
should be avoided.
➢ Fire retardant
clothing
➢ Fire blankets must
be provided and fire
extinguisher must be
easily available.
➢ Trained fire fighter
must be available.
➢ Flames, sparks
shatter must be
controlled.
➢ Used appropriate
PPEs such as Welding
Gloves, Welding Mask
or Respirator
➢ Strictly Supervision
and monitoring in every
activities by the
supervisor and safety
officer.
9
Extraction of
sheet piles
Failure of Vibro
hammer, hydraulic
hose and other
lifting gears, load
failure
Striking
underground
utilities.
Plant hiting, striking
operatives in the
vicinity.
➢ Major injury,
➢ Serious injury
to the work force,
➢ property
damage
➢ fatality
➢ loss of
reputation
➢ delay in project.
Workers,supervisors
and other people
working within the
vicinity
4 or 3
➢ Vibro hammer
should have 3rd party
certificate with certified
operator.
➢ Daily and monthly
inspection of gears and
equipment. Workers
should keep safe
distance from the
hammering machine.
1 or 2
➢ Hydraulic hose
should be inspected for
any leaks/damages on
daily basis.
➢ All lifting gears need
to be certified by 3rd
party. Daily and monthly
inspection of gears
and equipment.
Workers should keep
safe distance from the
sheet piles. Only
serviceable and certified
lifting gears of
appropriate capacity
will only be used for
lifting loads.
➢ Foreman/supervisor
to ensure strict
compliance. Third party
certified rigger should
be there to control the
lifting activity. Proper
access for the workers.
Soil protection or Slop
to avoid soil erosion.
Use appropriate PPEs.
➢ Strictly Supervision
and monitoring in every
activities by the
supervisor and safety
officer.