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Job Safety Analysis: Trench Preparation & Thrust Boring Activity Required References Jsa Review

This document provides a job safety analysis for trench preparation and thrust boring activity. It identifies 4 main tasks: 1) permitting work, 2) checking equipment, 3) using heavy machines, and 4) trench preparation for boring activity. For each task, potential hazards are identified such as punch points, falling, diesel spills, equipment damage, and falls into trenches. Controls to mitigate the hazards are also provided, such as using proper PPE, ladders, containment, competent supervision, visible markings, and removing debris. The analysis aims to identify significant hazards and ensure necessary protections are in place to conduct the work safely.

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Moaatazz Nouisri
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100% found this document useful (4 votes)
3K views4 pages

Job Safety Analysis: Trench Preparation & Thrust Boring Activity Required References Jsa Review

This document provides a job safety analysis for trench preparation and thrust boring activity. It identifies 4 main tasks: 1) permitting work, 2) checking equipment, 3) using heavy machines, and 4) trench preparation for boring activity. For each task, potential hazards are identified such as punch points, falling, diesel spills, equipment damage, and falls into trenches. Controls to mitigate the hazards are also provided, such as using proper PPE, ladders, containment, competent supervision, visible markings, and removing debris. The analysis aims to identify significant hazards and ensure necessary protections are in place to conduct the work safely.

Uploaded by

Moaatazz Nouisri
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
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JOB SAFETY ANALYSIS

Ref: C5+– JSA- 004

Facility / Site:……………………………………………… Location within Site:…………………….. Permit No:……………………. Permit Type: ……………… Date:…………………….

Task Description: Trench preparation & Thrust Boring Activity

REQUIRED REFERENCES JSA REVIEW


Have the relevant Procedures, Standards, Guidelines,
or Safe Work Practices been reviewed? Yes N/A
Pending confirmation by the Task Leader of site conditions, I agree that the attached JSA identifies the
significant Task Steps, Hazards, and Controls.

JSA REVIEWER (Supervisor or Designate):


RISK ASSESSMENT
Must existing Procedures or Work Practices be
Yes No Name / Signature: Company:
modified to perform this work?
After mitigation, are there any hazards that continue to WORK SITE VERIFICATION
present a potentially significant risk? (Scenario-Based Yes No
Risk Assessment required)
The Work Team has assessed the worksite conditions and confirms:
 The JSA addresses the applicable hazards and necessary controls.
PPE REQUIRED DURING THIS TASK
 The Team has the appropriate resources (people and equipment) to do the job safely.
HARD HAT SAFETY GLASSES
 Others that could be affected by the work have been informed.
FACE SHIELD TASK LEADER:
SAFETY SHOES / BOOTS
GOGGLES

FALL PROTECTION Name / Signature: Company:

FALL RESTRAINT COMPLETE THE SECTION BELOW IF THIS JSA IS NOT PART OF A PERMIT PACK
GLOVES:

COTTON Work Team Declaration:


LEATHER I acknowledge that I have reviewed the attached JSA, I understand my roles
and responsibilities, and I will comply with the instructions for this task.
IMPACT PROTECTION
Name (print): Name (print):
Dust mask
OTHER (specify):
           
Work clothes
           
           
           
OTHER PPE (specify):            
           
TASKS/STEPS POTENTIAL HAZARDS HAZARDS CONTROLS HAZARD PORT
(Number) (What could go wrong?) (How can harm be prevented?) MITIGATION STATES
1. Permitting work  Work condition not safe  PTW system
 Procedures and tasks not clear  All necessary permissions and authorization  Tool Box Talk
 Lack of supervisory shall be obtained from the relevant  Certificates
 Miscommunication Authorities concerned before starting any inspection
 Not correct PPE worn work
 Equipment not inspected and certified  HSE team to assess continuously the
conditions of work in the assigned area
 One person to issue work permits
 Toolbox talks
 Competency of personnel and supervisory for
the activity
 Define hierarchy and reporting flowcharts
 Define proper PPE to be used for the work
 Check inspection certificates of equipment for
the job
 Check in/check out system to access to the
excavation (confined space)
2. Checking equipment  Punch point / hand injuries  Wear correct PPE  PPE
 Falling from machines  Smart grip / 3 points of contact when climbing  Ladder
 Diesel / oil spill onto machines  Plastic cover
 Use proper ladders / steps
 Use containment cans/ plastic covers to
prevent spills
3. Use of heavy machines  Equipment structure damaged by heavy machines  Have competent banksman at workplace PPE
 Personnel crushed by excavated materials  Ground personnel to wear high visibility Subterranean plan
Awareness
 Ground personnel hit by heavy machines jackets
 Exposure to dusty environment  Machines operators watch for ground workers
 High noise area  Put a dust mask
 Swing of machines and roll-over  Put ear defenders
 Damage to buried power lines and/or  Do not exceed machines capacity
 pipelines  Respect approved plan of buried power lines
 Risk of fire due to the engine failure and pipelines
 Risk of collision with overhead powerline  Fire extinguisher in place
 Preventive maintenance
 Goal post in place and banksman presence is
mandatory
4. Trench preparation for  Person fall in the trench Install stakes and warning tape around trenches PPE
 Dust goes in respiratory system Ground personnel to wear high visibility jackets First aid kit
boring activity
 Mishandled or poorly placed material Remove debris and excavated soil near excavation site Warning tape
 Excavated material or other objects falling on Wear respiratory mask if working downwind High visibility jackets
Place excavated material at safe distance from the trench Banksman
workers
Never walk under and beside excavator loader, wheel
 Personnel hit by excavator, grader or wheel loader loader or front end loader and backhoe
 Mobile equipment incident due to unstable Be aware of nearby vehicles and mobile equipment causing
adjacent structures soil to vibrate
 Workers go down in trenches while trenching Keep heavy equipment away from trench edges
 Back injury when working with shovel under bad Do not go down in the trench while excavating the trench
Wear correct safety boots and mind steps / do not rush
posture
Watch for venomous animals and wear safety boots and
 Personnel trip / falling hazards due to excavated leather gloves
material Avoid hand and fingers injuries.
 Personnel get bite by snakes or scorpions Safety signs in place.
 Mechanical hazards (pinch points). Goal posts to avoid collision with overhead power lines.
 Working near underground utilities. Banksman permantly presence in mandatory.
Area Underground utilities maps.
 Overhead power lines hazards.
 Collision with moving vehicles.
5. Use of the Boring Machine Entanglement with rotating drum or drive motor. Location of the machine on firm, level ground. PPE
Drawing in at nip-point between motor and drive mechanism. Location away from traffic or where traffic is controlled. First aid kit
Crushing between drum and drum stop when tipping. Fixed guards to motor and drive mechanism. Warning tape
Friction or abrasion on contact with moving drum. Routine inspection and portable appliance. Awareness
Ergonomics and manual-handling injuries during loading. Safe storage of petrol and control of ignition sources for
Health hazard from dust inhalation petrol-powered equipment; avoid use in confined spaces
Fire Hazards due to the fuel (electricity or petrol). because of emission of exhaust gases.
Dust goes in respiratory system Reduction in manual handling or positioning of
Mishandled or poorly placed material cement bags close to the equipment.
Mobile equipment incident due to Hand protection, respiratory protection, overalls and eye
unstable adjacent structures protection (splash resistant).
Back injury when working with shovel under bad posture Hearing protection to reduce noise exposure.
Personnel trip / falling hazards Fire extinguishers in place.
Personnel get bite by snakes or scorpions Install stakes and warning tape around trenches
Injury caused by falling objects, by stepping on sharp objects, Ground personnel to wear high visibility jackets
and by impact and collision with sharp or Remove debris and excavated soil near excavation site
protruding objects Wear respiratory mask if working downwind
Dermatitis caused by contact with irritating and allergenic Never walk under and beside the boring machine
materials. Be aware of nearby vehicles and mobile equipment causing
Mechanical hazards (pinch points). soil to vibrate
Working near underground utilities. Wear correct safety boots and mind steps / do not rush
Overhead power lines hazards. Watch for venomous animals and wear safety boots and
Collision with moving vehicles. leather gloves.
Avoid hand and fingers injuries.
Safety signs in place.
Goal posts to avoid collision with overhead power lines.
Banksman presence in mandatory.
 Area Underground utilities maps.
6. Cleaning &Housekeeping • Equipment and tools remain on site • Training for good work practices to be held on Plastic bags
site
• Slip trip and fall • TBT in place before job, housekeeping issue to waste bins
• Trash left in the work place be mentioned in all TBT
• After working day, team leader must ensure
cleaning, inspecting equipment and good
housekeeping.
• Waste management plan is in force during
project
• Waste to be removed in time as per
CONTRACTOR waste management plan

 

Name Position Date Signed


Prepared By
Checked By
Approved By

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