AFCONS INFRASTRUCTURE LIMITED

RISK ASSESMENT
Kochi Metro Rail Project Phase-2
AFCONS INFRASTRUCTURE LIMITED

RISK ASESSEMENT
Kochi Metro Rail Project Phase-2

Project Name: Contract KBC 3: Design and Construction of Elevated Viaduct and Elevated stations viz. Palarlvattom Junction, Palarlvattom Bypass, Chcmbumukku, Vazhak.kala, Padamughal, Kakkanad, Cochin SEZ,
Chlttethukara, K Infra and lnfopark {excludlns architectural finishes, building services, link bridges and entry-exit structures) from chalnage +60 m to chalnage +10640 m.or phase II of Kochi Metro Rill Project from JLN Stadium to
lnfopark via Kakkanad.

Prepared by Approved by

Manager HSE Project Manager

Dr Nisanth Thulasidas Madhavan Mr.B Sudheer Babau

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 AFCONS INFRASTRUCTURE LIMITED

RISK ASSESMENT
Kochi Metro Rail Project Phase-2
CONTRACTOR NAME: - AFCONS RISK ASSESSMENT FOR:U GIRDER
Contract: Kochi Metro Rail Project Phase-2
Assessed by: - R A Team,Dr Nisanth Thulasidas Madhavan

Approved by : -Project Manager Date: 03-10-2024

KEY: L = Likelihood S = Severity R = Risk (Likelihood x Severity)

L = Low priority to be implemented when resources

RISK RANKING: M = Medium priority to be scheduled as soon as practicable. H = High priority to be acted on immediately.
allow.
Assessment on

BASE RISK LEVEL

control measure

RESIDUAL RISK
LEVEL (ARR) **
EXISTING RISK
Probability (P)

Probability (P)

Probability (P)

ANTICIPATED
LEVEL (ERL)
Hierarchy

Severity (S)

Severity (S)

Severity (S)
Further

LEGAL *

Admin. control
SxP

SxP

SxP
Existing Control Measures/ Controlling

Engg control
Substitution
Elimination
No Activity Hazards Risk Action By
work instructions/ SOP’s Measures

PPE
Required

RISK ASSESSMENT FOR U GIRDER

Brush should
be use while
 Trained and experience
cleaning of
workers engaged.
shuttering
 Adequate PPE shall
Cleaning of casting We ensured
Dust, eye injury provide like cotton hand Engineer/
1 beds and oiling Personal Injury N 2 4 8 M √ √ 2 2 4 L Cleaning of 2 2 4 L
cut injury gloves and nose mask. workers
waste (C&D)
 Daily TBT shall be
and stacked
conducted to all
in
workers/staff.
designated
area
Safe ladder
access and
working
 Skilled workmen shall be
platform with
deployed.
standard
 All the workmen shall be
guard rail
worn mandatory PPE’s
Alignment of outer need to be
Fall, trip and cut Personal Injury (helmet, safety shoes, Staff/
2 shutter N 2 4 8 M √ √ 2 2 4 L ensured. 2 2 4 L
reflective jackets.) workers
injury All shutters
 Check all accessories.
and support
 Daily TBT shall be
need to be
conducted to all
regular
workers/staff
maintenance
need to be
ensured
3 Fixing of HT Cut Injury Noise N 2 5 10 L √ √  Suitable PPEs shall be 5 1 5 L HT strands 5 1 5 L Site
strands provided to workmen need to be Engineer/
Personal Injury (Hand gloves, goggles. safely workers
Ear plug) secured with
 Check all accessories. the drum or
 Trained and experience frame after
workers engaged. usage.
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 AFCONS INFRASTRUCTURE LIMITED

RISK ASSESMENT
Kochi Metro Rail Project Phase-2
 Area shall be made Hazard and
cordon off. Measures
 Ensure housekeeping all need to be
the time. considered
 HT Stands fixed properly during
as per design & drawing. cutting HT
strands.
 Trained and experience
workers engaged.
 Adequate PPE shall
provide like cotton hand
gloves and nose mask.
 Daily TBT shall be
conducted to all
Disbalancing of workers/staff.
cage due to
improper lifting  Ensure housekeeping all
arrangement may the time.
cause accident
Cage lifting and  TPI shall be taken before
4 fall of cage and Personal Injury N 3 4 12 M √ √
placing engaging crane / pick &
sifting of and property
TPI of lifting
reinforcement damaged. carry. Site
gears & Tag
cage by lifter 1 5 5 L 1 5 5 L Engineer/
line need to
involving two  Ensure reverse horn workers
be ensured
gantry cranes. must be in working
condition.

 Both gantry crane

operator shall have
trained and medically fit
for operations.

Severe physical  Trained and experience

operators can be
injury due to
deployed.
slipping of  Stressing area shall be
strands during Corden off.
pretensioning  Area shall be barricaded
work. wherever lifting activity
Personal Injury will be performed.
Site
Pre tensioning of Severe physical and property  Power pack and dial
5 N 4 4 16 H √ √ 2 2 4 L NIL 2 2 4 L Engineer/
HT Strands injury due to damaged. gauge shall be tested by
workers
breakage of third party.
 UTS of strands shall be
strands due to
done by third party.
poor quality of  Physical inspection of the
over tensioning strands shall be done
before every use and
overtensioning shall be
avoided.

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 AFCONS INFRASTRUCTURE LIMITED

RISK ASSESMENT
Kochi Metro Rail Project Phase-2
 Trained and experience
operators/workers should
be deployed.
 Operator should have
Disbalancing of valid driving license and
inner shutter due competency certificate.
 Bank’s man shall be
to improper lifting Personal Injury engaged during
arrangement may and property reversing.
cause of accident damaged.  TPI shall be taken before Site
Inner shutter lifting
6 fall of cage N 3 4 12 H √ √ engaging gantry crane 1 5 5 L NIL 1 5 5 L Engineer/
and placing
during lifting of and tools/tackles. workers
inner shutter by  TBT Shall be provided to
all before starting every
lifter involving
shifting of U-girder.
gantry.

 Valid documents should

be available with vehicle.
 Operator should have
valid driving license and
competency certificate.
 Skilled workmen shall be
engaged.
 Bank’s man shall be
engaged during vehicle TPI of and
reversing. other
 Injury Site
Concreting/ Boom  Ensure reverse horn mandatory
7 N 3 3 9 M √ √ 2 2 4 L 2 2 4 L Engineer/
placer must be in working documents
 fatality workers
condition. need to be
Hit by vehicle  Suitable Illumination shall ensured
 Damage to
be.
property  Provided.
 ELCB to be provided for
 Electrocution vibrator needle
connection.
 Proper PPE’s to be
provided for workers.

8 Disbalancing of N 3 3 9 M √ √  Trained and experience 2 2 4 L Hooking 2 2 4 L Site
U Girder shifting inner shutter due operators/workers should point and Engineer/
and stacking to improper lifting be deployed. arrangement workers
 Operator should have will be
arrangement may
valid driving license and provided as
cause of accident Personal Injury competency certificate. per Design
fall of cage and property  Bank’s man shall be and drawing
during lifting of damaged. engaged during
inner shutter by reversing.
lifter involving  TPI shall be taken before
gantry engaging gantry crane

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 AFCONS INFRASTRUCTURE LIMITED

RISK ASSESMENT
Kochi Metro Rail Project Phase-2
and tools/tackles.
 TBT Shall be provided to
all before starting every
shifting of U-girder.
Hearing damage  Noise monitoring to be
due to vehicle done, if found more than
sound. permissible limits, use
ear protection. Disposal of
 Equipment used need to C&D waste
√ maintain properly. will be in
Worker, Staff,  Dust must be controlled Designated
Lung’s disease
by water spray. area and
due to generation public Site
Environmental  Use nose masks / PPE. C&D waste
9 of dust. N 5 2 10 M √ √ 5 1 5 L 5 1 5 L Engineer/
issues (Safety Helmet, Vest, should be
workers
Shoes) and eye remove from
Protection. site when
 Personal Hygiene, Spray required for
Malaria, Food land
poisoning. anti mosquito liquid and
development
general cleanliness.

 Adequate lighting must

be provided according to Site
11 Illumination Reduced visibility Employees N 4 4 16 VH √ √ IE regulations. 2 4 8 L NIL 5 1 5 L Engineer/
 Lux monitoring need to workers
be done
potential  Ambulance needs to be
present at the site for
accidental
taking affected personnel
emergency, √ in case of any
emergency.
 First aider needs to be
Emergency present at the site.
Miscommunicatio Workmen and  Emergency organization Site
preparedness and ns of emergency,
12 public Y 5 4 20 VH need to be displayed on 2 2 4 L NIL 2 2 4 L Engineer/
response the site and need to be workers
communicated to all
personnel before starting
work.
 Mock drill must be
Lack of
conducted frequently.
knowledge etc  Emergency route should
be free of materials.
13 Shuttering / Falling of Workmen and Y 5 4 20 VH Y  Proper access available, 2 2 4 L NIL 2 2 4 L Site
persons while public fully body harness with Engineer/
De-shuttering climbing up and double lanyard in use. workers
 No loose materials on
down.
platform.
Falling of  Tag line in use, trained
persons on job.
materials from
 Trained signal man in
height. job, tested sling-shackles
in use.
Failure of crane  Area barricaded with
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 AFCONS INFRASTRUCTURE LIMITED

RISK ASSESMENT
Kochi Metro Rail Project Phase-2
control, sling physical stand by person.
shackles.  Proper platform
available.
Fall of loose  PEP talk.
concrete from
height.

Falling of person
from height

. Proper earthing  where ever it is

should be necessary route the
power cable preferably Site
Electrical provided to all
14 Electric shock N 5 2 10 M √ √ overhead 2 2 4 L NIL 2 2 4 L Engineer/
the electrical workers
 All the supply should be
appliances √ given through ELCB
 Machines to be Provision of
sufficiently barricaded if 360 deg
necessary. guard to
 Proper maintenance of reduce the
the Machine. noise
 All rotating parts & Identity of
cutting wedge provided the
with suitable guards to authorized
avoid entanglement of operator to
Rebar bending and Cut Injury Site
 Cut Injury limbs. be displayed
15 cutting work Workmen Y 5 4 20 VH Y Y 5 4 2 2 4 L 2 2 4 L Engineer/
 Workmen with loose near M/c’s.
workers
attire not to be involved. Daily
 Only authorized person housekeepin
to operate the cutting g practice is
M/c. adopted.
 Power shall be Separate
disconnected when not in scrap yard is
use. demarked to
dump cut &
scrap bars
Rigidity of
connection is
Respiratory ensured
problem ,ill health
Co-
Crush Injury Crush Injury ordination is
 Work permit, safety maintained Site
Concreting work exposure to wet
16 Y 5 4 20 VH Y Y 5 4 PPE’s 2 2 4 L within the 2 2 4 L Engineer/
concrete, falling group. workers
objects, Poor -Workmen
ergonomics, stays away
Injury, vibration from the
joining

17 Housekeeping Improper Slip & trip Y 5 4 20 VH Y Y 5 4  All waste receptacles will 2 2 4 L Appropriate 2 2 4 L Site
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 AFCONS INFRASTRUCTURE LIMITED

RISK ASSESMENT
Kochi Metro Rail Project Phase-2
work housekeeping hazards. be lined with a plastic PPE shall be Engineer/
and material trash bag to avoid direct used to workers
storage can contact while handling. avoid direct
Custodial Employees will
create or hide contact with
use rubber gloves and
numerous compaction bar when skin and eye.
hazards such as: handling wastes.
Proper
 Spills will be cleaned-up
Slip & trip immediately and wastes housekeepin
hazards. disposed of properly. g shall be
 Spills will be cleaned-up maintained
Chemical immediately and wastes before and
exposure. disposed of properly. after
Appropriate PPE shall be concreting
Contact with used to avoid direct contact
and area
sharp objects. with skin and eye.
 Proper housekeeping shall shall be kept
Fire & Explosion be maintained before and dry as far as
hazards. after concreting and area possible.
shall be kept dry as far as
Over loading of possible. Proper
storage shelves Work permit, safety PPE’s communicati
and bins on shall be
maintained
between all
workmen.

Workmen
engaged in
vibration
activity shall
be changed
after every
15-20
minutes.

A platform at
the height of
girder shall
be erected
with at least
600 mm
width, top rail
and mid rail.
Safe ladder
shall be
provided to
reach the
working
platform.

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AFCONS INFRASTRUCTURE LIMITED

RISK ASSESMENT
Kochi Metro Rail Project Phase-2
Only one
person shall
be
coordinating
with the
boom placer
operator.

Spilled
concrete
shall be
cleaned
immediately.

Hazards of
Cementitious
material shall
be discussed
in TBT.

Eye
splashes
shall be
immediately
attended.
Medical help
shall be
availed.

Waste
concrete
shall be
collected
immediately.

All
access/egres
s shall be
clear.

Job rotation
shall be
maintained
to prevent
white finger
and body
strain.

As far as

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 AFCONS INFRASTRUCTURE LIMITED

RISK ASSESMENT
Kochi Metro Rail Project Phase-2
possible, no
vehicles
other than
transit
mixers and
boom
placers shall
be allowed to
access the
casting bays.
All the
vehicles
shall have
mandatory
safety
measures.
All vehicles
shall be
inspected
periodically.

All the
moving
vehicles
shall have
loud /
audible
horns/revers
e horns.

18 Material  Failure of Personal injury or Y 5 4 20 VH Y Y 5 4  Vehicles shall not be 2 2 4 L Ensuring 2 2 4 L Site

transporting lifting gear fatal accident overloaded. valid test Engineer/
Toppling of 2.Property  Shall engage authorized certificate for workers
vehicles operator and proper
damage lifting tools&
Uneven trained helper.
surface of tackles.
ground Competent
Incompetency operator is
/lac k of deployed.
knowledge of Well trained
rigger. rigger are
Miscommunic
deployed.
ation n
between Using
operator and
proper
signalman
 Personal PPEs.
injury or fatal Using tag
accident line while
Property

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 AFCONS INFRASTRUCTURE LIMITED

RISK ASSESMENT
Kochi Metro Rail Project Phase-2
lifting.

Providing
adequate
Manpower
for the lifting
of loads
Avoided
damage handling of
heavy loads
by workmen.

Close
supervision
is ensured.

* In case of legal requirement ‘Y’ shall be mentioned in the column of legal & base risk level shall be considered “High” irrespective of score of risk assessment.
* ERL & ARR shall be indicated with the word “Legal” to indicate the importance of legal requirement.
* After every incident HIRAC of the activity shall be revised.

Matrix for Risk Assessment:

SEVERITY

1 2 3 4 5

L 1

I 2 LOW

K 3 MEDIUM

E 4

L HIGH

H
5
O

O
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D
AFCONS INFRASTRUCTURE LIMITED

RISK ASSESMENT
Kochi Metro Rail Project Phase-2

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