Method Statement : Pouring Concrete – Walls and Beams

Explanation

Pouring concrete for walls and beams is a critical construction task that involves the precise placement of concrete to form structural elements within a building. This process requires careful planning and execution to ensure the integrity and strength of the structure. The job entails preparing the site, setting up formwork, and using equipment such as vibrating pokers to consolidate the concrete, ensuring it is free of air pockets and voids. The aim is to achieve a uniform, durable, and stable structure that meets design specifications and safety standards, whether at ground level or in elevated locations with perimeter scaffolding.

Responsibilities

• Site Supervisor: Ensure all safety protocols are followed and oversee the entire concrete pouring process.
• Concrete Pump Operator: Operate the concrete pump safely and efficiently, ensuring proper flow and placement of concrete.
• Labourer: Assist with the preparation and clean-up of the site, including handling materials and tools.
• Safety Officer: Monitor the site for compliance with health and safety regulations and address any hazards immediately.
• Formwork Carpenter: Construct and inspect formwork to ensure it is secure and capable of holding the concrete.
• Vibrating Poker Operator: Operate the vibrating poker to remove air pockets and ensure proper compaction of the concrete.
• Scaffold Inspector: Check the perimeter scaffold for stability and safety before work commences at elevated locations.

Equipment

• Concrete mixer
• Vibrating poker
• Wheelbarrow
• Shovels
• Trowels
• Buckets
• Level
• Measuring tape
• Safety helmet
• Safety goggles
• High-visibility clothing
• Safety gloves
• Steel-toe boots
• Hearing protection
• Dust mask or respirator

Operation

• Conduct a risk assessment to identify potential hazards specific to the site and task.
• Ensure all personnel involved are trained and competent in concrete pouring procedures.
• Verify that all necessary personal protective equipment (PPE) is available and in good condition, including gloves, safety goggles, hard hats, and hearing protection.
• Inspect the perimeter scaffold to confirm it is properly erected, stable, and secure.
• Check that all equipment, including the vibrating poker, is in good working order and has been maintained according to manufacturer guidelines.
• Establish clear communication protocols among the team, especially if working at elevated locations.
• Ensure that the work area is free from unnecessary obstructions and that pathways are clear to prevent slips, trips, and falls.
• Confirm that emergency procedures are in place and that all workers are aware of them.
• Arrange for adequate lighting if the task is to be performed in low-light conditions.
• Review the weather forecast to anticipate any adverse conditions that may affect the pouring process.
• Position and secure formwork, ensuring it is properly braced to withstand the pressure of the concrete.
• Begin pouring concrete in stages, starting from one end and working systematically to the other, ensuring even distribution.
• Use a chute or pump to direct the concrete into the formwork, minimising manual handling.
• Insert the vibrating poker vertically into the concrete at regular intervals to remove air pockets and ensure proper compaction.
• Continuously monitor the pour for any signs of formwork movement or instability, making necessary adjustments promptly.
• Once the concrete is poured and compacted, use appropriate tools to level and smooth the surface as required.
• Implement curing methods such as covering with wet burlap or plastic sheeting to maintain moisture levels and prevent premature drying.
• Restrict access to the area until the concrete has sufficiently cured to support weight.
• Conduct a thorough inspection of the completed pour to ensure compliance with specifications and safety standards.
• Document any issues or deviations observed during the process for future reference.

Risk Assessment : Pouring Concrete – Walls and Beams

Who might be harmed: Construction Workers | Labourers | Delivery Personnel

Type of harm: Back / Spinal Injury | Broken Bones | Cuts and Abrasions | Muscular Injury

Initial Risk: Major (3) x Frequent (5) = Medium (15) Controls

• Ensure all workers are trained in proper lifting techniques to minimise the risk of musculoskeletal injuries.
• Utilise mechanical aids, such as hoists or trolleys, to transport heavy materials and equipment to the work area.
• Plan the work to minimise the need for manual handling by positioning materials close to where they are needed.
• Encourage team lifting for heavy or awkward loads to distribute weight evenly among workers.
• Conduct a risk assessment to identify potential manual handling hazards and implement appropriate control measures.
• Rotate tasks among workers to prevent fatigue and reduce the risk of repetitive strain injuries.

Residual Risk: Minor (1) x Improbable (1) = Low (1)

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Slips, Trips, and Falls : Low (1)

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Who might be harmed: Construction Workers | Site Supervisors | Subcontractors

Type of harm: Back / Spinal Injury | Broken Bones | Cuts and Abrasions | Death | Head Injury | Multiple / Various Injury

Initial Risk: Catastrophic (5) x Occasional (3) = Medium (15) Controls

• Ensure all work areas are kept clean and free from obstructions by regularly removing debris and equipment.
• Use non-slip mats or coverings on wet surfaces to provide secure footing for workers.
• Implement a system for immediate clean-up of spills and excess water to prevent slippery conditions.
• Ensure adequate lighting is provided in all work areas to clearly identify potential trip hazards.
• Install guardrails and toe boards on elevated work platforms and scaffolding to prevent falls.
• Provide workers with appropriate footwear that has slip-resistant soles suitable for the construction environment.
• Conduct regular inspections of the worksite to identify and rectify potential slip, trip, and fall hazards promptly.

Residual Risk: Minor (1) x Improbable (1) = Low (1)

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Cement Dust : Low (1)

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Who might be harmed: Construction Workers | Site Supervisors | Nearby Tradespeople

Type of harm: Respiratory damage / Asthma / COPD

Initial Risk: Catastrophic (5) x Occasional (3) = Medium (15) Controls

• Ensure workers wear appropriate respiratory protective equipment (RPE) to prevent inhalation of cement dust.
• Utilise dust suppression methods, such as water sprays, to minimise airborne dust during mixing and pouring.
• Implement local exhaust ventilation systems to capture and remove dust at the source.
• Provide training for workers on the hazards of cement dust and the importance of using control measures.
• Regularly clean work areas to prevent accumulation of dust on surfaces.
• Limit the number of workers in dusty areas to reduce exposure.

Residual Risk: Minor (1) x Improbable (1) = Low (1)

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Skin Contact : Low (1)

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Who might be harmed: Construction Workers | Concrete Pouring Crew

Type of harm: Burns | Dermatitis

Initial Risk: Major (3) x Occasional (3) = Medium (9) Controls

• Ensure all workers wear appropriate personal protective equipment, including gloves and long-sleeved clothing, to prevent direct contact with wet concrete.
• Provide barrier creams to workers to offer an additional layer of protection against skin irritation.
• Implement a hand-washing station on-site with clean water and soap for workers to wash off any concrete splashes immediately.
• Conduct training sessions to educate workers on the risks of skin contact with wet concrete and the importance of using protective measures.
• Regularly inspect protective equipment for damage or wear and replace as necessary to maintain effectiveness.

Residual Risk: Minor (1) x Improbable (1) = Low (1)

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Noise Exposure : Low (1)

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Who might be harmed: Construction Workers | Equipment Operators | Site Supervisors

Type of harm: Permanent Hearing Damage

Initial Risk: Major (3) x Frequent (5) = Medium (15) Controls

• Provide all workers with appropriate hearing protection, such as earplugs or earmuffs, and ensure they are worn at all times during the operation.
• Schedule regular maintenance of machinery and equipment to ensure they operate efficiently and produce minimal noise.
• Implement a rotating shift schedule to limit the duration of exposure to high noise levels for each worker.
• Erect noise barriers or enclosures around particularly loud equipment to reduce the spread of noise across the worksite.
• Conduct regular noise level assessments to identify areas where additional controls may be necessary.

Residual Risk: Minor (1) x Improbable (1) = Low (1)

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Entrapment/Engulfment : Low (1)

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Who might be harmed: Construction Workers | Concrete Pouring Crew

Type of harm: Asphyxia | Broken Bones | Crush / Entrapment | Death | Drowning

Initial Risk: Major (3) x Occasional (3) = Medium (9) Controls

• Ensure all workers are trained in recognising the risks of entrapment and the procedures to follow in case of an emergency.
• Establish a clear communication system, such as hand signals or radios, to coordinate activities and alert workers of potential hazards.
• Designate a spotter to monitor the pour and ensure that no workers are in the path of the concrete flow.
• Use barriers or guardrails to prevent workers from entering areas where they could be engulfed by concrete.
• Implement a permit-to-work system to control access to areas where concrete is being poured.
• Regularly inspect formwork and scaffolding to ensure they are secure and capable of withstanding the pressure of the concrete pour.
• Maintain a safe distance from the pour area unless necessary for the task, and ensure all workers are aware of exclusion zones.

Residual Risk: Minor (1) x Improbable (1) = Low (1)

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Struck-by Incidents : Low (1)

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Who might be harmed: Construction Workers | Equipment Operators | Labourers

Type of harm: Amputation | Broken Bones | Death | Head Injury

Initial Risk: Major (3) x Occasional (3) = Medium (9) Controls

• Ensure all workers wear appropriate personal protective equipment, including hard hats and high-visibility clothing, to increase visibility and protection from falling objects.
• Establish and maintain a clear exclusion zone around the pouring area to prevent unauthorised personnel from entering.
• Use spotters to guide machinery and equipment operators, ensuring clear communication and visibility at all times.
• Secure all tools and materials at height to prevent them from falling during the pouring process.
• Conduct regular inspections of equipment and scaffolding to ensure they are in good working condition and properly secured.
• Implement a traffic management plan to control the movement of vehicles and equipment on site, reducing the risk of collisions.

Residual Risk: Minor (1) x Improbable (1) = Low (1)

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Vibration Hazards : Low (1)

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Who might be harmed: Construction Workers | Equipment Operators | Labourers

Type of harm: HAVS / Vibration White Finger

Initial Risk: Catastrophic (5) x Probable (4) = High (20) Controls

• Ensure that all workers using vibrating pokers are trained in their safe operation and understand the risks associated with vibration exposure.
• Limit the duration of exposure to vibrating tools by implementing job rotation and regular breaks to reduce the risk of hand-arm vibration syndrome.
• Use anti-vibration gloves to provide additional protection and reduce the transmission of vibration to the hands.
• Regularly maintain and inspect vibrating equipment to ensure it is in good working condition and not producing excessive vibration.
• Encourage workers to report any symptoms of hand-arm vibration syndrome immediately for early intervention and management.

Residual Risk: Minor (1) x Improbable (1) = Low (1)

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Scaffold Collapse : Low (1)

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Who might be harmed: Construction Workers | Scaffold Erectors | Concrete Pouring Crew

Type of harm: Amputation | Back / Spinal Injury | Broken Bones | Crush / Entrapment | Death | Head Injury | Multiple / Various Injury

Initial Risk: Catastrophic (5) x Occasional (3) = Medium (15) Controls

• Ensure scaffolding is erected and inspected by a competent person before use to confirm stability and compliance with safety standards.
• Use guardrails and toe boards on all scaffolding to prevent falls and falling objects.
• Limit the number of workers on the scaffold at any one time to avoid overloading.
• Secure scaffolding to the structure to prevent movement or collapse during concrete pouring.
• Regularly inspect scaffolding throughout the project for signs of wear, damage, or instability.
• Provide adequate training for workers on safe scaffold use and emergency procedures.

Residual Risk: Minor (1) x Improbable (1) = Low (1)

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Electrical Hazards : Low (1)

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Who might be harmed: Construction Workers | Equipment Operators | Electricians

Type of harm: Burns | Death | Electrocution

Initial Risk: Severe (4) x Frequent (5) = High (20) Controls

• Ensure all electrical equipment is properly grounded and regularly inspected for damage before use.
• Use only weatherproof and insulated electrical tools and equipment suitable for outdoor and wet conditions.
• Implement a lockout/tagout system to ensure that electrical circuits are de-energised during maintenance or repair.
• Maintain a safe distance between electrical cables and wet concrete to prevent accidental contact.
• Provide training for workers on recognising electrical hazards and the safe use of electrical equipment.
• Ensure that all extension cords and power tools are rated for the environment in which they are used, particularly in wet conditions.

Residual Risk: Minor (1) x Improbable (1) = Low (1)

COSHH Assessment : Pouring Concrete – Walls and Beams

Cement dust

Cement dust is a byproduct of handling and mixing cement, which is used as a binding agent in the concrete mixture for constructing walls and beams.

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Inhalation : Low (1)

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Who might be harmed: Construction workers | Site supervisors | Nearby tradespeople

Type of harm: Respiratory damage / Asthma / COPD

Initial Risk: Catastrophic (5) x Occasional (3) = Medium (15) Controls

• Ensure workers wear appropriate respiratory protective equipment, such as N95 masks, to prevent inhalation of cement dust.
• Utilise dust suppression methods, such as water sprays, to minimise airborne dust during mixing and pouring.
• Implement local exhaust ventilation systems to capture and remove dust at the source.
• Conduct regular air monitoring to assess dust levels and ensure they remain below occupational exposure limits.
• Provide training to workers on the hazards of cement dust and the importance of using control measures effectively.

Residual Risk: Minor (1) x Improbable (1) = Low (1)

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Eye Contact : Low (1)

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Who might be harmed: Construction workers | Labourers | Equipment operators

Type of harm: Eye Damage

Initial Risk: Severe (4) x Occasional (3) = Medium (12) Controls

• Wear safety goggles or face shields to prevent cement dust from entering the eyes.
• Ensure eyewash stations are readily accessible in areas where cement dust is present.
• Implement dust suppression methods, such as water sprays, to minimise airborne dust.
• Provide training on proper handling techniques to reduce dust generation.
• Use enclosed mixing equipment to limit the release of cement dust into the air.

Residual Risk: Minor (1) x Improbable (1) = Low (1)

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Skin Contact : Low (1)

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Who might be harmed: Construction workers handling cement | Labourers mixing or pouring concrete

Type of harm: Burns | Dermatitis

Initial Risk: Catastrophic (5) x Frequent (5) = High (25) Controls

• Workers should wear long-sleeved clothing and gloves to prevent direct skin contact with cement dust.
• Barrier creams should be applied to exposed skin areas to provide an additional protective layer.
• Regularly wash skin with soap and water to remove any cement dust residues.
• Provide access to washing facilities with running water and soap at the worksite.
• Ensure workers are trained on the importance of personal hygiene and protective measures.

Residual Risk: Minor (1) x Improbable (1) = Low (1)

Silica dust

Silica dust is not intentionally used but is a by-product generated during the handling and mixing of materials containing silica, such as sand and aggregate, in concrete production.

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Inhalation : Low (1)

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Who might be harmed: Construction workers | Site supervisors | Labourers

Type of harm: Asbestosis / Lung Cancer / Mesothelioma | Respiratory damage / Asthma / COPD

Initial Risk: Catastrophic (5) x Occasional (3) = Medium (15) Controls

• Use water suppression techniques to dampen dust during concrete mixing and pouring.
• Provide workers with appropriate respiratory protective equipment, such as N95 masks or respirators.
• Implement local exhaust ventilation systems to capture and remove airborne silica dust.
• Conduct regular air monitoring to ensure silica dust levels remain below occupational exposure limits.
• Train workers on the hazards of silica dust and proper use of control measures.

Residual Risk: Minor (1) x Improbable (1) = Low (1)

Wet concrete

Wet concrete is used to form the structural elements of walls and beams by being poured into moulds or formwork, where it sets and hardens to provide strength and stability.

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Eye Contact : Low (1)

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Who might be harmed: Construction workers | Concrete pourers | Labourers

Type of harm: Eye Damage

Initial Risk: Major (3) x Probable (4) = Medium (12) Controls

• Wear safety goggles or face shields to prevent splashes of wet concrete from reaching the eyes.
• Ensure eyewash stations are readily accessible on-site for immediate use in case of eye contact.
• Provide training on the correct use of personal protective equipment and emergency procedures.
• Implement barriers or screens to minimise the risk of splashes during pouring operations.

Residual Risk: Minor (1) x Improbable (1) = Low (1)

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Skin Contact : Low (1)

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Who might be harmed: Construction workers | Concrete pourers | Labourers | Formwork installers

Type of harm: Burns | Dermatitis

Initial Risk: Major (3) x Frequent (5) = Medium (15) Controls

• Workers should wear appropriate personal protective equipment, including waterproof gloves and long-sleeved clothing, to prevent direct skin contact with wet concrete.
• Provide access to clean water and soap on-site for immediate washing of any skin that comes into contact with wet concrete.
• Implement training sessions to educate workers on the risks of skin contact with wet concrete and the importance of using protective measures.
• Ensure that all workers are aware of the location and proper use of emergency eye wash stations and safety showers.

Residual Risk: Minor (1) x Improbable (1) = Low (1)

Toolbox Talk : Pouring Concrete – Walls and Beams

Introduction

Pouring concrete for walls and beams is a critical construction task that involves the precise placement of concrete to form structural elements within a building. This process requires careful planning and execution to ensure the integrity and strength of the structure. The job entails preparing the site, setting up formwork, and using equipment such as vibrating pokers to consolidate the concrete, ensuring it is free of air pockets and voids. The aim is to achieve a uniform, durable, and stable structure that meets design specifications and safety standards, whether at ground level or in elevated locations with perimeter scaffolding.

Hazards

Pouring concrete for walls and beams presents several hazards that must be carefully managed to ensure safety. Manual handling of heavy materials and equipment poses a risk of musculoskeletal injuries. The presence of wet and uneven surfaces increases the likelihood of slips, trips, and falls. Workers may be exposed to cement dust, which can lead to respiratory issues, and direct contact with wet concrete can cause skin irritation or chemical burns. Elevated work areas, such as those with perimeter scaffolding, introduce the risk of falls from height. The use of vibrating pokers and other machinery generates noise, potentially leading to hearing damage if not properly managed. Additionally, there is a risk of entrapment or engulfment in the concrete if safety protocols are not strictly followed, and workers must be vigilant to avoid struck-by incidents from moving equipment or falling objects on site.

Pouring Concrete – Walls and Beams : Rules

• Do conduct a risk assessment prior to commencing work.
• Do ensure all personnel are wearing appropriate personal protective equipment (PPE), including gloves, safety goggles, hard hats, and high-visibility clothing.
• Do provide adequate training for all workers involved in the concrete pouring process.
• Do ensure that the work area is clear of unnecessary obstructions and hazards.
• Do use mechanical aids or team lifting techniques to handle heavy materials and equipment safely.
• Do maintain clear communication among team members, especially when working at elevated locations.
• Do inspect scaffolding and other access equipment to ensure they are secure and in good condition.
• Do use the vibrating poker correctly to avoid over-vibration, which can lead to structural weaknesses.
• Do monitor weather conditions, as rain or extreme temperatures can affect the concrete curing process.
• Do establish a safe perimeter around the work area to prevent unauthorised access.
• Do ensure that emergency procedures are in place and that all workers are familiar with them.
• Do regularly check equipment for any signs of wear or damage before use.

Pouring Concrete – Walls and Beams : Warnings

• Do not commence pouring without a thorough risk assessment and safety briefing.
• Do not allow untrained personnel to operate machinery or handle concrete.
• Do not neglect wearing appropriate personal protective equipment (PPE), such as gloves, goggles, and dust masks.
• Do not pour concrete in adverse weather conditions without implementing additional safety measures.
• Do not overload scaffolding or formwork beyond its designed capacity.
• Do not use damaged or faulty equipment, including vibrating pokers.
• Do not stand under suspended loads or within the swing radius of cranes or other lifting equipment.
• Do not ignore signs of fatigue or overexertion among workers.
• Do not leave tools or materials in walkways, creating trip hazards.
• Do not bypass safety barriers or enter restricted areas without proper authorisation.

Induction Record

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