Severity
Catastrophic

Probability
Probable

Rating
High

• Workers using the nail gun
• Other workers in the immediate vicinity
• Supervisors or managers overseeing the work
• Maintenance or repair personnel
• Visitors or contractors on site

Type of harm

• Puncture wounds
• Eye injuries
• Hand injuries
• Foot injuries
• Head injuries

Controls

• Ensure workers receive proper training on the safe use of nail guns.
• Use contact trip triggers to reduce the risk of accidental discharge.
• Conduct regular maintenance checks to ensure the nail gun is functioning properly.
• Implement a system for reporting and addressing any faults or malfunctions immediately.
• Keep fingers off the trigger when not in use and avoid pointing the nail gun at oneself or others.
• Establish clear communication and coordination between workers to minimize the risk of accidental discharge.

Severity
Minor

Probability
Improbable

Rating
Low

Severity
Catastrophic

Probability
Probable

Rating
High

• Workers
• Site visitors
• Contractors or subcontractors
• Maintenance personnel
• Delivery personnel

Type of harm

• Cuts or lacerations
• Amputations
• Fractures or broken bones
• Crush injuries
• Soft tissue injuries

Controls

• Ensure that workers receive adequate training on the safe use of nail guns, including proper handling and operation techniques.
• Provide and enforce the use of appropriate personal protective equipment (PPE), such as safety goggles, ear protection, and sturdy gloves.
• Implement and enforce the use of contact trip triggers or similar safety features on nail guns to reduce the risk of accidental discharge.
• Regularly inspect and maintain nail guns to ensure they are in proper working condition, and promptly repair or replace any faulty or malfunctioning equipment.
• Establish clear communication and coordination between workers to minimize the risk of accidental contact with moving parts.
• Provide a designated area for the storage and secure handling of nail guns to prevent unauthorized use or access, reducing the risk of accidental injury.

Severity
Minor

Probability
Improbable

Rating
Low

Severity
Major

Probability
Frequent

Rating
Medium

• Electricians
• Maintenance workers
• Construction workers
• Contractors
• Supervisors

Type of harm

• Electric shock
• Electrocution
• Burns
• Cardiac arrest
• Respiratory distress

Controls

• Ensure all electrical equipment and nail guns are properly grounded and regularly inspected for faults or damage.
• Only use nail guns with appropriate electrical safety features, such as insulation and double insulation.
• Provide workers with appropriate training on electrical safety and the correct use of nail guns, including the importance of avoiding contact with electrical sources.
• Implement a lockout/tagout procedure to de-energize and isolate electrical equipment before maintenance or repairs.
• Regularly check electrical cords and connections for damage, fraying, or loose connections, and replace or repair as necessary.
• Provide clear signage and markings to identify live electrical sources and maintain a safe distance from them while operating nail guns.

Severity
Minor

Probability
Improbable

Rating
Low

Severity
Catastrophic

Probability
Occasional

Rating
Medium

• Workers
• Contractors
• Site visitors
• Bystanders
• Untrained individuals

Type of harm

• Puncture wounds
• Lacerations
• Fractures
• Eye injuries
• Infections

Controls

• Ensure proper training and supervision for workers on the safe use of nail guns.
• Always wear appropriate personal protective equipment (PPE), including safety goggles, sturdy gloves, and other necessary equipment.
• Utilize contact trip triggers that require the nose of the gun to be pressed against the work surface before pulling the trigger.
• Regularly inspect and maintain nail guns to ensure they are functioning properly and report any faults immediately.
• Maintain a safe distance from bystanders and be aware of what lies beyond the workpiece to prevent injuries from ricochets or through-and-through nail penetration.
• Implement safe work practices, such as never pointing the nail gun at oneself or others and avoiding carrying it with the finger on the trigger.

Severity
Minor

Probability
Improbable

Rating
Low

Severity
Severe

Probability
Occasional

Rating
Medium

• Workers
• Supervisors/Managers
• Visitors/Contractors
• Other tradespeople on site
• Bystanders

Type of harm

• Eye injuries
• Head injuries
• Facial injuries
• Hand injuries
• Foot injuries

Controls

• Use a contact trip trigger to minimize the risk of accidental discharge.
• Ensure that the nail gun is aligned properly with the work surface to prevent ricochets.
• Maintain a safe distance between the nail gun and any potential hazard or obstruction.
• Clear the work area of any debris or objects that could cause a nail to ricochet.
• Use appropriate construction materials that are less likely to cause nails to bounce off.
• Ensure workers are trained to keep their hands and body clear of the potential path of nail ricochets.

Severity
Minor

Probability
Improbable

Rating
Low

Severity
Major

Probability
Probable

Rating
Medium

• Workers
• Supervisors
• Bystanders
• Visitors
• Contractors

Type of harm

• Eye injuries
• Head injuries
• Facial injuries
• Hand injuries
• Lacerations or puncture wounds

Controls

• Ensure the use of appropriate PPE, such as safety goggles, face shields, or safety glasses, to protect the eyes and face from flying debris.
• Implement suitable barriers or screens to contain or redirect flying debris away from workers in the vicinity.
• Establish exclusion zones or restrict access to the work area to prevent unauthorized personnel from being exposed to potential flying debris hazards.
• Regularly inspect and maintain the nail gun to minimize the likelihood of debris being expelled during operation.
• Use appropriate nail gun accessories, such as deflectors or shields, to help control the trajectory of the nails and minimize the generation of flying debris.
• Provide adequate training and supervision to workers on safe work practices, including the proper handling and operation of the nail gun to minimize the generation of flying debris.

Severity
Minor

Probability
Improbable

Rating
Low

Severity
Severe

Probability
Occasional

Rating
Medium

• Workers
• Visitors
• Contractors
• Delivery personnel
• Maintenance staff

Type of harm

• Hearing loss
• Tinnitus
• Acoustic trauma
• Hypertension
• Stress-related disorders

Controls

• Use engineering controls, such as noise barriers or enclosures, to reduce noise levels at the source.
• Implement administrative controls, such as job rotation or limiting exposure time, to minimize workers’ time spent in noisy areas.
• Provide workers with suitable hearing protection, such as earplugs or earmuffs, and ensure they are trained in their proper use.
• Regularly maintain and inspect machinery and equipment to identify and address any noise-related issues promptly.
• Conduct regular noise assessments to monitor exposure levels and identify areas for improvement.
• Establish a hearing conservation program, including regular audiometric testing and education on the risks of noise exposure.

Severity
Minor

Probability
Improbable

Rating
Low

Severity
Severe

Probability
Probable

Rating
Medium

• Workers using the nail gun
• Workers nearby the operation area
• Maintenance and cleaning staff
• Supervisors and managers
• Contractors or visitors in the vicinity of the work area

Type of harm

• Musculoskeletal disorders
• Strains and sprains
• Carpal tunnel syndrome
• Tendonitis
• Back injuries

Controls

• Provide ergonomic training to workers on proper posture, body mechanics, and techniques for using nail guns safely.
• Ensure that workers have access to ergonomic tools and equipment, such as adjustable nail gun handles, to minimize strain and discomfort.
• Implement job rotation or task variation to reduce repetitive motions and prolonged use of nail guns.
• Encourage regular breaks and stretching exercises to alleviate muscle fatigue and prevent overexertion.
• Design workstations that promote proper ergonomics, including adjustable workbenches or platforms and ergonomic seating.
• Conduct regular ergonomic assessments to identify and address any ergonomic hazards or concerns in the work environment.

Severity
Minor

Probability
Improbable

Rating
Low

Severity
Catastrophic

Probability
Occasional

Rating
Medium

• Workers
• Supervisors
• Visitors
• Contractors
• Bystanders

Type of harm

• Puncture wounds
• Eye injuries
• Amputations
• Lacerations
• Bone fractures

Controls

• Ensure all workers receive comprehensive training on the correct operation and maintenance of nail guns.
• Develop and enforce a strict policy that prohibits the use of nail guns by untrained or unauthorized personnel.
• Establish a regular maintenance schedule for nail guns and perform routine inspections to identify any faults or issues.
• Implement a robust reporting system for workers to immediately report any malfunctions or defects in nail guns.
• Provide clear and easily accessible user manuals and guidelines on the proper operation and maintenance of nail guns.
• Conduct regular tool safety audits to ensure compliance with manufacturer instructions and regulatory requirements.

Severity
Minor

Probability
Improbable

Rating
Low

Severity
Catastrophic

Probability
Occasional

Rating
Medium

• Workers operating the nail guns
• Nearby workers or colleagues in the vicinity of the nail gun operation
• Visitors or contractors on the construction site
• Maintenance personnel or technicians responsible for servicing or repairing the nail guns
• Supervisors or managers overseeing the work activities involving nail guns

Type of harm

• Eye injuries
• Hearing loss
• Hand injuries
• Head injuries
• Respiratory problems

Controls

• Ensure proper training and education on the correct selection, use, and maintenance of PPE.
• Conduct regular inspections of PPE to identify any defects or damage, and replace or repair as necessary.
• Provide suitable and appropriately sized PPE for each worker, including safety goggles, ear protection, and sturdy gloves.
• Establish and enforce a policy requiring the consistent use of PPE during nail gun operations.
• Regularly review and reassess the effectiveness of PPE to ensure it adequately protects against the identified hazards.
• Provide clear and visible signage in the workplace reminding workers to wear the required PPE at all times.

Severity
Minor

Probability
Improbable

Rating
Low

Severity
Catastrophic

Probability
Occasional

Rating
Medium

• Workers
• Bystanders
• Supervisors/Managers
• Maintenance personnel
• Visitors

Type of harm

• Puncture wounds
• Eye injuries
• Hearing loss
• Musculoskeletal disorders
• Electric shock

Controls

• Ensure all workers receive adequate training on the safe use of nail guns and are familiar with manufacturer guidelines.
• Provide and enforce the use of appropriate personal protective equipment (PPE), including safety goggles, ear protection, and sturdy gloves.
• Use contact trip triggers to reduce the risk of accidental discharge.
• Conduct regular maintenance checks on nail guns to ensure proper functioning, and report any faults immediately.
• Keep a safe distance between workers and bystanders during nail gun operations.
• Implement safe work practices, such as never pointing the nail gun at oneself or others and avoiding carrying it with the finger on the trigger.

Severity
Minor

Probability
Improbable

Rating
Low