Determination of In-place density and unit weight of soil
CompletedReference: RA-2026-Gg2GWoUy
Total Activities
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High Risk
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Medium Risk
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Low Risk
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📄 Method Statement
DETERMINATION OF IN-PLACE DENSITY AND UNIT WEIGHT OF SOIL.docx
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Risk Assessment Matrix
| SN | Activity | Hazard | Consequence | Groups Exposed | Controls | Initial Risk | Additional Controls | Residual Risk |
|---|---|---|---|---|---|---|---|---|
| 1 | Mobilization of personnel, vehicles and Delivery of materials to job site | • Physical hazards while handling materials,2. • Un controlled Vehicle movement,3. • Driver/ Operator fatigue4. • Non- Competent Driver5. • Poor vehicle transport condition6. • Unskilled labor, Vehicle accident,7. • Oil spillage,8. • Vehicle collision | • Personal Injury,Fatality Property damage,Explosion/Fire. | • Workersinvolved inthe jobandnearbypersonnel / technician | • TP NOC and Permits shall be obtained from the concerned authority and follow their safety procedure. • All the workers, staffs and management must undergo with the Project HSE induction prior entry to the site. • The Competent Person shall obtain work permit along approved MS&RA, Job specific checklist. • Valid EID, Medical Insurance shall be attained. • Drivers shall have valid UAE Driving License • Vehicle shall have a valid vehicle license (mulkiya)Conduct awareness training, emergency procedure and Specific Toolbox Talk to all personnel. • Appropriate supervision at all times. • Vehicle/Equipment shall be checked on daily basis and shall be recorded. • Store equipment & tools at designated area only • Ensure to wear appropriate PPE. |
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• Ensure the flagman/banks man is available for vehicle movement control. • Ensure equipment having ROPS (roll over protection system), that operators are safeguarded against roll overs Placement of welfare amenities as per ADOSH SF CoP 8.0 – General Workplace Amenities. • Heat stress management program shall be implemented as per ADOSH SF CoP 11.0 Need to comply with ADOSH SF – MS element 5.0 – Training, Awareness and Competency. • TAQA ESR No.01- PTW |
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| 2 | Access to the Excavated Pit to perform the test using Cone Machine with Thermal Needle Probe | • Slip, Trip and Fall Hazard due to poor or improper access/egress2. • Operatives may fall down in to the trench or pit | • Personal Minor or Major Injury. | • Technician • Helpers | • TP NOC and Permits shall be obtained from the relevant authority and follow their safety procedure. • The Competent Person shall obtain Work permit along approved MS&RA; • Tool box talk shall be conducted to all work force on work and related hazards • Only competent and approved persons shall conduct the test using Cone machine & thermal needles Verify valid calibration certificate Cone Machine • Ensure proper access and egress is provide by providing proper ramp/slope or placing by ladder. • Not allowed to keep any material at working area or edge of the excavated area • Ensure no body take shortcuts between the trench and barrication. • Operatives wear PPE, s like hand gloves, safety shoes, googles, Face Mask/dust mask, ear plug, safety helmet. |
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• Need to comply with ADOSH SF – CoP 29.0 – Excavation. • Work area shall be free from obstacles and maintained clean & tidy. • Excavation inspection shall be carried out prior operatives are getting in. • Method Statement and Risk Assessment to be explained to the crew in their own easily understood language. • The trench shall be adequately barricaded along with multi language warning signs and flashing lights • Main 3-point contact while using the ladder. • Face the ladder while climbing up & down Only one person at a time on ladder • Ensure ladder is inspected and colour coded before use. |
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| 3 | Working with hand tools | • Use wrong tools2.damaged tools 3. • Homemade tools | • Personnel injury • Property Damage | • Technician and helpers | • Damaged tools should immediately repair or replaced. • Always use good quality hand tools that should be designed to fit the hand and the task. • All hand tools shall be inspected by competent person and put color code • Tools should be properly stored in boxes, racks, holders or pocket belts. • Cutting edges should be sheathed. • Ensure no one is present at the line of fire. • Ensure all are using PPE’s while using hand tools. • Helmet, goggles, hand gloves, safety shoes, mask, coverall with reflective/ reflective jacket. |
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• Not allowed to use any kind of homemade tools • Mushroom headed hand tools shall be removed from service • Damaged and loose handle hammers shall not be used. • Monthly colour coding system shall be implemented for hand and power tools. |
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| 4 | Manual Handling | • Lack of awareness of safe manual lifting2. • Manual Handling of materials3. • Slipping/Tripping4. • Sharp edges of material5. • Pinch point6. • Awkward posture7. • Heavy load and bulky | • Affects the spinal cord Personnel injury | • Workers,staffconsultant, client, visitors. | • Toolbox talk and awareness training to be conducted. • Wear necessary PPE, s safety helmet, safety goggles, coverall and safety vest. • Use safe method of lifting (back straight, be close to the load and hold with full grip). • Team handling while handling the pipes. • Keep routes clear and clean. • Use containers for loose material (if required).assess the load and do not lift the load alone take assistance. • When more than one person involved use team leader to coordinate. |
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• Training shall be provided to all concerned staff on “Manual Handling,” before the start of the activity. • Watch where you are walking. • Do not run or rush. • Ensure pits are covered. • Check and make sure. • The area is clear. • And need good view to bottom during. • Manual handling. • Need to comply with ADOSH SF – CoP 14.0 – Manual Handling and ErgonomicsIf material handling is doing manually then Bend the knees as much as possible to lift the load. • Lift gradually using leg and stomach muscles. |
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| 5 | Traffic control (Working near to existing road) | • Live traffic, 2. speeding of vehicles, public3. • Vehicle movement4. • Road Traffic accident | • Vehicle accidents, injury, fatality, property damage | • workersinvolved inthe job andnearbypersonnelincludingstaff, clientsupervisor,visitorworkersinvolved inthe job | • Clearance must be obtained from appropriate authorities in writing witnessed by the engineers. • Proper planning and supervision are required. • Warning signs, safety cones, safety barriers etc. should be provided. • Detailed method statement should be provided at the time of execution. • Proper warning signs for reduce speed to be used • Workers should have to wear reflective jackets. • Flagman should be employed for controlling traffic, while monitoring the road levels / survey. • Toolbox talk to be conducted prior to the start of work. • Ensure ITC / Municipality permit shall be valid and copy to available at site prior to the start of work |
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• Reduce the speed at working area, provide hard barricading, place warning signs, arrange flagman, warning lights on sign boards and barriers, using high visibility jacket and competent supervision. • Training on working near live traffic, designated drop-off and pickup areas, prohibit crossing roads in non-designated areas. • ADOSH – SF Code of Practice (Cop) 44.0: Traffic Management and Logistics to be followed. • Banksman /Flagman shall have a provision of Beckon lights during the nighttime /under dark & cloudy conditions. |
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| 6 | Working In the extreme heat/ Humidity | • Extreme Temperature and Humidity2. • Heat cramp and rashes3. • Heat syncope4. • Heat Exhaustion5. • Heat stroke | • headache, vomit &dizziness to victim acute spasm of voluntary muscles (ex. • Abdomen extremities)mild red rash in the body. | • workersinvolved inthe job andnearbypersonnelincludingstaff, clientsupervisor,visitorworkersinvolved inthe job | • Toolbox talk on heat stress to be provided. • Provide cool drinking water and electrolyte solutions. • Heat Stress Awareness Campaign shall be conducted to increase the awareness of all regarding Heat Stress. • Arrange rest areas away from workstation to cool off. • Ensure that there is air circulation in operator’s cabin Provide sufficient breaks and job rotation • Supply of adequate cool water Regularly. • Provision of adequate supervision. • Provide adequate welfare facilities. |
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• First Aid /Medical Emergency: Ensure the number of First Aid Boxes are appropriate as per the strength of the team at the site. • ADVET trained and approved First Aider available at the site during throughout the activity. • Comply ADOSH SF CoP 11.0- Safety in the Heat • Adjust work schedule for work and rest periods during hot days • Train workers to recognize signs and symptoms of heat stress disorder and advised to take water at frequent intervals. • Work shall be stopped in bad weather conditions such as high winds /sandstorm and heavy rains and downpour etc. |
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| 7 | Housekeeping Activity | • Obstructions2. • Slip, trip and fall3. • Fire hazards | • Personal injury • Property damage | • Workers,staffconsultant, client, visitors. | • Site housekeeping, maintain daily removal of all waste form the site. • Housekeeping should be conducted before work start and end of the shift. • Properly arrange the materials • Work area should be kept clean without obstruction all day. • Secure all temporary signage boards and materials. |
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• Material shall be stacked as per standard height and width. • Overload and unsecure storage of material should be avoided. • Follow waste management plan- Prevention, Reduce, Reuse, Recycle and recovery. • Follow Collection, Segregation, Storage, Transportation and Dispose |
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| 8 | Adverse weather condition (sandstorm, high winds, rain) Human Factor/ errors/failure | • Reduced Visibility2. • Slippery Surfaces3. • Wet conditions and Unstable ground condition. 1.stress2.error, mistakes, safety violations3.unsafe acts, lapses,3.poor attitude towards work4.lack of skills 5.wrong/ damage tools | • Personal injury • Property damage | • workersinvolved inthe job andnearbypersonnelincludingstaff, clientsupervisorvisitors,workersinvolved in the job Workers, staff | • Vehicle speed shall be reduced. • Use high visibility clothing. • Regular inspections at work area. • Equipment / materials secured. • Stop work during adverse weather condition. • Provide training regarding adverse weather conditions Emergency Evacuation procedure to be followed. • Provision of First aider and standby vehicles. • Selection of competent and skilled personal Only trained and experienced personnels shall be deployed for the job Sufficient time shall be given to complete the task to reduce pressure/stress Do not allow young or incompetent workers and supervisors for sensitive works • Training shall be given on work/site management and behaviour • Organisational learnings, sharing the incident alerts |
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• Safe evacuation from working location. • If visibility becomes poor driver to pull over in a safe place until it improves. • Drivers to maintain safe distance between vehicles. • Work shall be carried out considering the weather severity level. • Weather alerts shall be monitored. • Wind screen wipers shall be in good condition. • Tool box talk shall be given on the unsafe acts/conditions. • Develop work patterns and systems to minimize fatigue and stress Provide the correct tools for the job • Proper investigation of incidents/ accidents to identify where human error occur • Ensure continuous competent supervision Ensure work is done only as per the approved drawings, permits, MS&RA and work procedures |
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Likelihood / Frequency
| Descriptor | Likely Frequency | Probability |
|---|---|---|
| Frequent | Occurs frequently | 5 |
| Often | Occurs several times per year | 4 |
| Likely | Has occurred more than once | 3 |
| Possible | Has occurred | 2 |
| Rare | Never occurred | 1 |
Risk Matrix — Probability × Consequence
| Probability | Consequence | ||||
|---|---|---|---|---|---|
| Insignificant (1) | Minor (2) | Moderate (3) | Major (4) | Catastrophic (5) | |
| Rare (1) | 1 | 2 | 3 | 4 | 5 |
| Possible (2) | 2 | 4 | 6 | 8 | 10 |
| Likely (3) | 3 | 6 | 9 | 12 | 15 |
| Often (4) | 4 | 8 | 12 | 16 | 20 |
| Frequent / Almost Certain (5) | 5 | 10 | 15 | 20 | 25 |
| 15 – 25 | Extreme Risk | Activity or industry should not proceed in current form. |
| 8 – 12 | High Risk | Activity or industry should be modified to include remedial planning and action and be subject to detailed EHS assessment. |
| 4 – 6 | Moderate Risk | Activity or industry can operate subject to management and/or modification. |
| 1 – 3 | Low Risk | No action required, unless escalation of risk is possible. |
Activity Log
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