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Life critical rules

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Toolbox Talk: Life Critical Rules

Date: [DATE] Duration: [DURATION] minutes Presenter: [PRESENTER NAME] Location: [LOCATION]

Objective

The objective of this toolbox talk is to reinforce the understanding and importance of life critical rules in the workplace. Participants should be able to identify these rules and understand the necessary actions to prevent serious injuries or fatalities.

Introduction

Life critical rules are essential safety protocols designed to prevent incidents that could result in severe injury or death. These rules are non-negotiable and must be followed at all times to ensure the safety of all workers.

Presenter Note: Engage the audience by asking if anyone has personal experience related to the topic.

Key Points

  • Always Wear Seat Belts: Ensure seat belts are fastened when operating machinery or vehicles to prevent injury in case of sudden stops or accidents [1].
  • Confined Space Safety: Never enter a confined space without proper ventilation and a valid entry permit. Ensure atmospheric testing is conducted to verify safety [2].
  • Machine Operation: Operate machinery only when seated and with the seat belt fastened. Avoid operating on slopes or uneven ground to prevent tipping [3].
  • Emergency Procedures: Be aware of and trained in emergency evacuation procedures, especially in confined spaces [2].
  • Personal Protective Equipment (PPE): Always use appropriate PPE for the task at hand, such as respiratory protection in hazardous atmospheres [2].

Hazard Identification

  • Tipping Hazards: Operating machinery on slopes or uneven ground can lead to tipping, causing severe injury or death [3].
  • Hazardous Atmospheres: Confined spaces may contain toxic or flammable gases, posing a risk of asphyxiation or explosion [2].
  • Restricted Visibility: Operating machinery in areas with restricted visibility increases the risk of accidents [4].

Presenter Note: Encourage participants to share any additional hazards they've encountered.

Control Measures

  • Engineering Controls: Use mechanical ventilation to maintain safe atmospheres in confined spaces [2].
  • Administrative Controls: Implement a strict entry permit system for confined spaces [5].
  • PPE: Ensure all workers are equipped with and use the necessary PPE, such as seat belts and respiratory protection [2].

Safe Work Procedures

  1. Conduct a pre-operation check of all machinery.
  2. Ensure all safety devices and alarms are functional.
  3. Verify that all workers are wearing appropriate PPE.
  4. Follow the entry permit system for confined spaces.
  5. Adhere to emergency evacuation procedures.

Presenter Note: If possible, demonstrate the safe work procedure or use visual aids.

Personal Protective Equipment (PPE) Requirements

  • Seat Belts: Must be worn at all times when operating machinery [1].
  • Respiratory Protection: Required in confined spaces with hazardous atmospheres [2].
  • Protective Glasses: To be worn when operating machinery to protect against flying debris [6].

Real-World Example or Case Study

Discuss a scenario where failure to follow life critical rules resulted in a serious incident. Highlight what went wrong and the lessons learned.

Presenter Note: Ask participants if they can relate this example to their own experiences.

Group Discussion

Discuss the following questions:

  1. What are some challenges you face in adhering to life critical rules?
  2. How can we improve compliance with these rules?
  3. What additional support do you need to follow these rules effectively?

Presenter Note: Encourage active participation and facilitate the discussion.

Emergency Procedures

  1. Evacuate the area immediately if a hazardous atmosphere is detected.
  2. Use the designated escape routes and assembly points.
  3. Report to the supervisor once safely evacuated.
  4. Await further instructions from emergency personnel.

Questions and Answers

Encourage participants to ask questions and provide answers to common questions related to the topic.

  • Q: What should you do if you notice a safety device is not working?

A: Report it immediately and do not operate the machinery until it is repaired.

  • Q: How often should atmospheric testing be conducted in confined spaces?

A: As often as necessary to ensure safety, especially if conditions change [7].

Summary

Recap the main points covered in the toolbox talk:

  • Always wear seat belts and use PPE.
  • Follow confined space entry procedures.
  • Be aware of and trained in emergency procedures.
  • Report any safety device malfunctions immediately.

Action Items

  1. Review and understand all life critical rules applicable to your role.
  2. Ensure all PPE is in good condition and used correctly.
  3. Participate in regular safety training and drills.

Remember: Safety is everyone's responsibility. Follow life critical rules to protect yourself and your coworkers.

Report all hazards, near-misses, and incidents to your supervisor immediately.

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7 source record(s)

Sources used for this answer

[1] Occupational Health and Safety Code

Page 67

Open source document

Source excerpt

- 49 (2) An employer must ensure that a worker does not enter a confined space unless adequate precautions are in place to protect a worker from drowning, engulfment or entrapment. - 49 (3) An employer must ensure that any hazardous energy in a restricted space is controlled in accordance with Part 15. AR 191/2021 s49;202/2024 ## Unauthorized entry - 50 An employer must ensure that persons who are not authorized by the employer to enter a confined space or a restricted space are prevented from entering. ## Traffic hazards - 51 An employer must ensure that workers in a confined space or a restricted space are protected from hazards created by traffic in the vicinity of the confined space or restricted space. ## Testing the atmosphere - 52 (1) Before a worker enters a confined space, an employer must ensure that the atmosphere in the confined space is tested by a competent worker to - (a) verify that the oxygen content is between 19.5 percent and 23.0 percent by volume, and - (b) identify the amount of toxic, flammable or explosive substance that may be present. - 52 (2) The employer must ensure that the testing required by subsection (1) is performed using calibrated test instruments appropriate for the atmosphere being tested and the instruments are used in accordance with the manufacturer's specifications. - 52 (3) The employer must ensure that as often as necessary after the first time a worker enters the confined space, a competent worker - (a) performs the tests specified in subsection (1), and - (b) identifies and records any additional hazards. - 52 (3.1) The employer must ensure that if there is a potential for the atmosphere to change unpredictably after a worker enters the confined space, the atmosphere is continuously monitored in accordance with subsection (2). - 52 (4) If tests identify additional hazards, the employer must deal with the identified hazards in accordance with this Code. - 52 (5) The employer must ensure that the procedures and prac…

[2] Occupational Health and Safety Code

Page 66

Open source document

Source excerpt

## Entry permit system - 47 (1) A person must not enter a confined space at a work site without a valid entry permit. - 47 (2) An employer must establish an entry permit system for a confined space that - (a) lists the name of each worker who enters the confined space and the reason for the worker's entry, - (b) gives the location of the confined space, - (c) specifies the time during which an entry permit is valid, - (d) takes into account the work being done in the confined space, and - (e) takes into account the code of practice requirements for entering, being in and leaving a confined space. - 47 (3) An employer must ensure that, before a worker enters a confined space, an entry permit is properly completed, signed by a competent person and a copy kept readily available. - 47 (4) Based on a review of similar confined spaces, an employer may issue an entry permit that can be used for a number of similar confined spaces. ## Safety and protection - generally - 48 (1) An employer must ensure that - (a) if a lifeline is required in a confined space or a restricted space, it is used in a manner that does not create an additional hazard, - (b) the safety and personal protective equipment required under this Code is available to workers entering a confined space or a restricted space, - (c) a worker who enters, occupies or leaves a confined space or restricted space uses the safety and personal protective equipment, - (d) the personal protective equipment and emergency equipment required under this Code is available to workers undertaking rescue operations in a confined space or restricted space, - (e) equipment appropriate to the confined space or restricted space, including personal protective equipment, is available to perform a timely rescue, and - (f) a communication system is established that is readily available to workers in a confined space or a restricted space and is appropriate to the hazards. - 48 (2) An employer must ensure that all personal protective…

[3] CAT 335 Excavator Operation and Maintenance Manual

Page 43

Open source document

Source excerpt

(Table 1, contd) ## Machine Operation Only operate the machine while you are in a seat. The seat belt must be fastened while you operate the machine. Only operate the controls while the engine is running. Be careful to avoid any ground condition which could cause the machine to tip. Tipping can occur when you work on hills, on banks, or on slopes. Tipping can also occur when you cross ditches, ridges, or other unexpected obstructions. Check for proper operation of all controls and of all protective devices while you operate the machine slowly in an open area. When the machine is moving watch the clearance of the boom. Uneven ground can cause the boom to move in all directions. Make sure that no personnel will be endangered before you move the machine. Do not allow riders on the machine unless the machine has an additional seat with a seat belt. Report any machine damage that was noted during machine operation. Make any necessary repairs. Never use the work tool for a work platform. Hold attachments approximately 40 cm (15 inches) above ground level while you drive the machine. Do not drive the machine close to an overhang, to the edge of a cliff, or to the edge of an excavation. If the machine begins to sideslip on a grade, immediately dump the load and turn the machine downhill. When possible, operate the machine up slopes and down slopes with the final drive sprockets facing down the slope. Avoid operating the machine across the slope. Place the heaviest end of the machine uphill when you are working on an incline. Keep the machine under control. Do not overload the machine beyond capacity. Avoid changing the direction of travel on a slope. Changing the direction of travel on a slope could result in tipping or side slipping of the machine. Bring the load close to the machine before traveling any distances. Bring the load close to the machine before swinging the load. Lifting capacity decreases as the load is moved further from the machine. Make su…

[4] CAT 374 Excavator Operation and Maintenance Manual

Page 41

Open source document

Source excerpt

<!-- image --> Illustration 64 g06586541 Top view of the machine, 360 visibility with available cameras. Note: The shaded areas indicate the approximate location of areas with significant restricted visibility. Restricted visibility is measured when the front linkage of the machine is in the travel position. Illustration 65 shows the machine in the travel position. <!-- image --> Illustration 65 g06181081 Typical example (A) 1 m (3.0 ft) from the front of the machine to the bucket (B) 0.5 m (1.6 ft) from ground level i03562260 ## Engine Starting SMCS Code: 1000; 7000 If a warning tag is attached to the engine start switch or to the controls, do not start the engine. Also, do not move any controls. Make sure that you are seated before you start the engine. Move all hydraulic controls to the HOLD position before you start the engine. Move the hydraulic lockout control to the LOCKED position. For further details on this procedure, refer to Operation and Maintenance Manual, 'Operator Controls'. Diesel engine exhaust contains products of combustion which can be harmful to your health. Always run the engine in a well ventilated area. If you are in an enclosed area, vent the exhaust to the outside. Briefly sound the horn before you start the engine. i01340061 ## Before Operation SMCS Code: 7000 Clear all personnel from the machine and from the area. Clear all obstacles from the machine's path. Beware of hazards (wires, ditches, etc).

[5] CAT 336 GC Excavator Operation and Maintenance Manual

Page 40

Open source document

Source excerpt

If your machine is equipped with an extendable stick, install the transport pin when you are using the following work tools: hydraulic hammers, augers and compactors Always wear protective glasses. Always wear the protective equipment that is recommended in the operation manual for the work tool. Wear any other protective equipment that is required for the operating environment. To prevent personnel from being struck by flying objects, ensure that all personnel are out of the work area. While you are performing any maintenance, any testing, or any adjustments to the work tool stay clear of the following areas: cutting edges, pinching surfaces and crushing surfaces. Never use the work tool for a work platform. i08481684 ## Operation SMCS Code: 7000 Sound the horn and allow adequate time for bystanders to clear the area before moving the machine into a restricted visibility area. Follow local practices for your machine application. For more information refer to Operation and Maintenance Manual, Restricted Visibility. ## Machine Operating Temperature Range The machine must function satisfactorily in the anticipated ambient temperature limits that are encountered during operation. The standard machine configuration is intended for use within an ambient temperature range of -18 °C (0 °F) to 43 °C (109 °F). Special configurations for different ambient temperatures may be available. Consult your Cat dealer for additional information on special configurations of your machine. ## Limiting Conditions and Criteria Limiting conditions are immediate issues with this machine that must be addressed prior to continuing operation. The Operation and Maintenance Manual, Safety Section describes limiting condition criteria for replacing items such as safety messages, seat belt and mounting hardware, lines, tubes, hoses, battery cables and related parts, electrical wires, and repairing any fluid leak. The Operation and Maintenance Manual, Maintenance Interval Schedule desc…

[6] CAT 336 Excavator Operation and Maintenance Manual

Page 43

Open source document

Source excerpt

(Table 1, contd) ## Machine Operation Bring the load close to the machine before swinging the load. Only operate the machine while you are in a seat. The seat belt must be fastened while you operate the machine. Only operate the controls while the engine is running. Check for proper operation of all controls and of all protective devices while you operate the machine slowly in an open area. When the machine is moving watch the clearance of the boom. Uneven ground can cause the boom to move in all directions. Make sure that no personnel will be endangered before you move the machine. Do not allow riders on the machine unless the machine has an additional seat with a seat belt. Report any machine damage that was noted during machine operation. Make any necessary repairs. Never use the work tool for a work platform. Hold attachments approximately 40 cm (15 inches) above ground level while you drive the machine. Do not drive the machine close to an overhang, to the edge of a cliff, or to the edge of an excavation. If the machine begins to sideslip on a grade, immediately dump the load and turn the machine downhill. Be careful to avoid any ground condition which could cause the machine to tip. Tipping can occur when you work on hills, on banks, or on slopes. Tipping can also occur when you cross ditches, ridges, or other unexpected obstructions. When possible, operate the machine up slopes and down slopes with the final drive sprockets facing down the slope. Avoid operating the machine across the slope. Place the heaviest end of the machine uphill when you are working on an incline. Keep the machine under control. Do not overload the machine beyond capacity. Avoid changing the direction of travel on a slope. Changing the direction of travel on a slope could result in tipping or side slipping of the machine. Bring the load close to the machine before traveling any distances. Lifting capacity decreases as the load is moved further from the machine. Make su…

[7] Occupational Health and Safety Code

Page 68

Open source document

Source excerpt

## Ventilation and purging - 53 (1) If the atmospheric testing under section 52 identifies that a hazardous atmosphere exists or is likely to exist in a confined space, an employer must ensure that the confined space is ventilated, purged or both before a worker enters the confined space. - 53 (2) If ventilating or purging a confined space is impractical or ineffective in eliminating a hazardous atmosphere, the employer must ensure that a worker who enters the confined space uses personal protective equipment appropriate for the conditions within the confined space. - 53 (3) If mechanical ventilation is needed to maintain a safe atmosphere in a confined space during the work process, an employer must ensure it is provided and operated as needed. - 53 (4) If mechanical ventilation is required to maintain a safe atmosphere in the confined space, the employer must ensure that - (a) the ventilation system incorporates a method of alerting workers to a failure of the system so that workers have sufficient time to safely leave the confined space, and - (b) all workers within the confined space have received training in the evacuation procedures to be used in the event of a ventilation system failure. - 53 (5) All workers must evacuate a confined space or use an alternative means of protection if a ventilation system fails. ## Inerting 54 (1) An employer must ensure that a confined space is inerted if it is not reasonably practicable to eliminate an explosive or flammable atmosphere within the confined space through another means. - 54 (2) If a confined space is inerted, an employer must ensure that - (a) every worker entering the confined space is equipped with supplied air respiratory protective equipment that complies with Part 18, - (b) all ignition sources are controlled, and - (c) the atmosphere within the confined space stays inerted while workers are inside. ## Emergency response - 55 (1) An employer must ensure that a worker does not enter or remain in a con…

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