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Are you preparing to engage in the gas welding process? This occupational safety document provides detailed instructions on operating a gas welding set safely and effectively. Discover hazard prevention measures and safety procedures to ensure the work environment is always protected.

Table of Contents

PART I: CURRENT STATUS OF SAFETY WORK RELATED TO GAS WELDING SETS

I. General Situation

The Ministry of Labour, Invalids and Social Affairs informs sectors and localities of the occupational accident situation in the first 6 months of 2024 and outlines key solutions to proactively prevent incidents and accidents in the last 6 months of 2024. According to reports from 61 out of 63 centrally governed provinces and cities, in the first 6 months of 2024, there were a total of 3,201 occupational accidents nationwide (a decrease of 227 cases, equivalent to 7.09% compared to the same period in 2023), resulting in 3,065 victims (a decrease of 197 people, equivalent to 6.04% compared to the first 6 months of 2023), including both employees under labor contracts and those working without labor contracts. Specifically:

Number of fatal occupational accidents: 320 cases, a decrease of 25 cases (7.25%) compared to the first 6 months of 2023 (including 245 cases in areas with labor relations, a decrease of 28 cases or 10.3%; and 75 cases in areas without labor contracts, an increase of 3 cases or 4.2% compared to the first 6 months of 2023);
Number of deaths due to occupational accidents: 346 people, a decrease of 7 people or 1.98% compared to the same period in 2023 (including 268 in areas with labor relations, a decrease of 13 people or 4.63%; and 78 in areas without labor contracts, an increase of 6 people or 8.33%).
Number of people seriously injured: 810 people, an increase of 26 people or 3.32% compared to the first 6 months of 2023 (including 710 in areas with labor relations, a decrease of 5 people or 0.7%; and 100 in areas without labor contracts, an increase of 31 people or 44.92%).

Download the PDF file Occupational Accident Report – First 6 Months of 2024 issued by the Ministry of Labour, Invalids and Social Affairs.

The occupational accident situation in the first 6 months of 2024 in both sectors with and without labor relations saw a decrease in the number of deaths and fatal accidents compared to the same period in 2023.

II. Some occupational accidents when operating a gas welding set

When using a gas welding set in an industrial work environment, there are several occupational accident risks that must be considered. Below are some common accident cases when operating this equipment:

Fire and explosion due to gas leaks: One of the main risks when using a gas welding set is the possibility of a gas leak. If this leak is not controlled, it can lead to a risk of fire or explosion when it comes into contact with a flame source or welding electrode.
Burns from direct contact with fire and hot metal: Welders may face the risk of burns from contact with the flame or hot metal surfaces during the welding process.
Carbon monoxide poisoning: The combustion of gas during welding can produce carbon monoxide, a toxic substance if too much is inhaled. Working in a poorly ventilated environment is also a cause of poisoning.
Burns from the arc flash: If UV-blocking glasses are not worn during welding, workers can suffer burns or eye damage from the light of the arc flash.
Accidents due to lack of control and equipment maintenance: Failure to properly maintain and use welding equipment can lead to unexpected accidents during operation.

To minimize these risks, it is necessary to comply with occupational safety rules, ensure professional training for welders, and ensure that welding equipment is periodically maintained. Using a gas welding set is a professional job that requires caution and an understanding of the potential risks.

PART II: OCCUPATIONAL SAFETY AND HEALTH WHEN OPERATING A GAS WELDING SET

I. Introduction

A. Overview of the importance of occupational safety when operating a gas welding set

Occupational safety is an extremely important factor when operating a gas welding set. Adhering to occupational safety rules ensures not only the safety of the operator but also the protection of the entire work environment. When using a gas welding set, workers must be trained on how to use the equipment correctly and safely. This helps reduce the risk of occupational accidents from welding and cutting metal.
An important aspect of occupational safety when operating a gas welding set is the control and handling of liquids, toxic gases, or other flammable or explosive substances that may be used during the welding process. This is particularly important to avoid the risk of fire, explosion, and environmental pollution. Ensuring the work area is well-ventilated and has an exhaust system are necessary measures to ensure the safety of workers.
Furthermore, personal protective measures such as wearing safety glasses, a welding mask, protective clothing, and gloves are also important steps to prevent injuries and occupational diseases from sparks and other harmful agents during welding. They also help protect the skin and eyes from the negative effects of light and high temperatures.

B. Important safety protocols and regulations when operating a gas welding set

When operating a gas welding set, adhering to safety protocols and regulations is extremely important to ensure the safety of workers and the surrounding environment. These regulations include ensuring the safety of workers, protecting equipment, and preventing occupational accidents.
One of the most important protocols is the periodic inspection and maintenance of the gas welding set. Before use, the operator needs to check components such as gas hoses, valves, welding torch, and other parts to ensure they are working well and are safe.
In addition, paying attention to the work environment is also very important. The welding area should be well-ventilated to remove toxic gases and hot vapors. In particular, welding must be avoided near flammable or heat-sensitive materials.
Furthermore, workers need to follow personal safety rules such as wearing safety glasses, a welding mask, protective clothing, and gloves to protect their eyes, skin, and body from the negative effects of sparks and high temperatures.
Finally, paying attention to the manufacturer’s regulations and instructions for use is the last important step. The operator needs to understand the limitations, how to use it, and rescue measures in case of an incident.

II. Components and Functions of a Gas Welding Set

A. The different components of a gas welding set

A gas welding set is a common device in the metal industry used for gas welding processes. This welding set consists of the following main components:

Welding gas cylinder: This is the main gas supply for the welding process. The gas cylinder usually contains acetylene, propane, or methane gas which is used as the primary fuel to create a hot flame for welding metal.
Gas hose and regulating valve: Gas from the cylinder is led to the welding torch through a hose. Regulating valves are used to control the amount of gas flow and gas pressure during the welding process.
Welding torch: This is the main part that creates the hot flame for welding. The welding torch is connected to the gas hose and has a special design to create a hot enough force to melt the metal and create a welded joint.
Welding tip and accessories: The welding tip is where the flame from the torch contacts the metal surface. Accessories such as connectors, electrode holders, and oxygen hoses are also important components to complete the welding process.
Oxygen regulator: In addition to welding gas, a gas welding set also uses oxygen to create a hot flame. An oxygen cylinder, oxygen hose, and oxygen regulating valve are the components related to supplying oxygen for the welding process.

A gas welding set is a complex system consisting of many different components that work together to create a flame hot enough to weld metal. Understanding and operating these components correctly is very important to ensure safety and efficiency in the welding process.

B. Structure and operating principle of a gas welding set

A gas welding set is a widely used tool in the welding industry. The structure of a gas welding set includes main components such as an acetylene gas cylinder and an oxygen gas cylinder. To use, these two gases are combined using a gas flow regulating valve and a container. The oxygen gas is activated by a control valve and directed into the flame to create an extremely hot flame, while acetylene acts as the fuel.
The operating principle of a gas welding set is based on the process of combustion. When oxygen and acetylene combine, a very hot oxy-acetylene flame is produced. This allows the user to create a powerful, high-temperature flame to weld or cut metal materials. This process depends on the proper ratio of oxygen to acetylene, as well as the adjustment of gas flow and pressure to achieve the desired welding performance. A gas welding set must be operated carefully to ensure safety and accuracy during the welding process.

C. Applications in the welding and metal cutting industry of a gas welding set

A gas welding set is an important tool in the welding and metal cutting industry. In the welding industry, a gas welding set is used to join pieces of metal together. The gas welding process is often applied to metal materials such as steel, aluminum, copper, and other alloys. By creating a high-temperature oxy-acetylene flame, a gas welding set allows welders to join metal parts together accurately and durably.
In addition, a gas welding set also has applications in the process of cutting metal. Instead of welding, an oxy-acetylene flame can be used to cut thick metal plates through the process of oxy-acetylene cutting (gas cutting). In this process, the flame is used to melt the metal, then oxygen pressure is used to blow the molten metal away from the cutting position. The oxy-acetylene cutting process is often used for cutting thick and high-hardness metal plates such as carbon steel, stainless steel, and other metals.

D. Risks associated with operating a gas welding set

Operating a gas welding set involves risks that must be prevented to ensure safety during work. One of the main risks is the danger of fire and explosion from using acetylene and oxygen gases in an unsafe environment. Acetylene gas is flammable and explosive, while oxygen also makes materials easily combustible. Improper handling and storage of acetylene and oxygen can lead to the risk of explosion and fire, especially when there are sparks or flames near the work area.
In addition, the gas welding process creates a very hot flame that can be dangerous if not controlled carefully. The high temperature of the flame can cause fires with flammable materials nearby, such as materials that may be in the work area. Failure to ensure adequate ventilation or using a gas welding set in an unsafe environment can lead to serious accidents.
Furthermore, using a gas welding set requires the operator to have knowledge of safety and technique. Not knowing how to use the equipment correctly and safely can cause accidents such as injuries from burns or from hot materials.

III. Safety Inspection and Maintenance Before Operating a Gas Welding Set

A. Safety inspection before operating a gas welding set

Before operating a gas welding set, a safety inspection is crucial to ensure the protection of workers and the surrounding environment. First, the acetylene and oxygen gas systems should be thoroughly checked. Determine if the gas cylinders are securely mounted and show no signs of leakage. Check the valves and connections to ensure there are no gas-related issues.
Next, check the condition of control devices such as the gas flow control valve and the shut-off valve. Ensure these devices are functioning correctly and are easy to control for quick intervention when needed.
Then, check the flame system. Ensure the torch and the oxy-acetylene hoses are not clogged and show no signs of damage. Check the torch tip and combustion chambers to ensure they are well-maintained and produce a stable and safe flame.
In addition, check the work environment. Ensure there are no flammable objects within the operating range of the gas welding set and provide adequate ventilation to handle the flame and gas.

B. Guide to periodic maintenance of a gas welding set

To ensure the performance and safety when using a gas welding set, periodic maintenance is very important. First, check the acetylene and oxygen gas cylinders periodically to ensure they have enough gas and no leaks. Replace the gas cylinders when necessary and ensure they are stored according to safety regulations.
Next, regularly check and maintain the gas flow control valves and shut-off valves. Ensure they are functioning correctly and are not stuck or damaged to avoid unexpected incidents during work.
Periodic maintenance also includes checking and cleaning the torch and combustion chambers. Remove any residue and deposits from these parts to ensure efficient operation and increase the equipment’s lifespan.
In addition, check and replace accessories such as the oxy-acetylene hoses when they show signs of wear or damage. Ensure these components are always in good condition to avoid incidents during use.

IV. Safe Operating Procedure for a Gas Welding Set

A. Step-by-step guide on the safe operating procedure for a gas welding set

To operate a gas welding set safely, follow these steps:

Pre-use safety check: Ensure that all equipment and accessories are functioning normally and show no signs of damage. Thoroughly check the acetylene and oxygen gas cylinders to ensure they have enough gas and no leaks. Wear full protective gear such as safety glasses, heat-resistant gloves, and a fire-resistant jacket before starting work.
Clean and prepare the work area: Remove all flammable objects from the work area. Ensure there is enough space to move and work without obstruction.
Open the valves and check the gas flow: Open the valves of the acetylene and oxygen gas cylinders with a wrench or the gas flow control valve. Check if the gas flow is sufficient and adjust it to suit the welding process.
Create the flame: Use the welding torch to create an oxy-acetylene flame. Adjust the valves of the oxygen and acetylene gas cylinders until you have a stable and not-too-large flame.
Perform the welding process: Carry out the welding process according to proper technique and safety standards. Maintain a safe distance between the flame and surrounding flammable materials.
Re-check after completion: After use, close the valves of the acetylene and oxygen gas cylinders. Clean up the work area and re-check the equipment to ensure there are no gas leaks and no flames are still burning.
Wear protective gear while working: Always wear full protective gear throughout the operation of the gas welding set to ensure your own safety and that of those around you.

Following these steps will help you operate a gas welding set safely and effectively, avoiding unwanted accidents during your work.

B. Emergency handling measures and incident response mechanisms when operating a gas welding set

In the event of an incident while operating a gas welding set, having emergency handling measures and response mechanisms is crucial to ensure safety. First, if you detect a leak of acetylene or oxygen gas, immediately close the valve of the leaking gas cylinder and move away from the hazardous area. If necessary, notify the fire and rescue services immediately so they can handle the situation.
In case the flame suddenly flares up or becomes uncontrollable, use a fire extinguisher or a fire blanket to extinguish the flame. Avoid using water to extinguish an oxy-acetylene flame as water can cause the flame to spray. Always have a fire extinguisher ready and know how to use it effectively.
In addition, in the event of burns or injuries, immediately stop work and provide first aid to the victim. Using protective equipment and wearing full safety gear will help minimize the risk of accidents.

V. Risk Assessment and Hazard Management When Operating a Gas Welding Set

A. Identifying potential risks and hazards in operating a gas welding set

During the operation of a gas welding set, there are many potential risks and hazards that the user needs to identify and guard against. One of the main risks is the danger of fire and explosion from using acetylene and oxygen gases in an unsafe environment. Acetylene gas is flammable and explosive, while oxygen also makes materials easily combustible. Failure to ensure safety when using and storing acetylene and oxygen can lead to the risk of explosion and fire, especially when there are sparks or flames near the work area.
Another danger is the very hot flame created during the welding process, which can cause fires with flammable materials nearby. Failure to control the temperature and the distance between the flame and materials can lead to serious accidents.
In addition, using a gas welding set requires knowledge and skills in safety. Using the equipment without knowing how to control it can lead to accidents such as burns or injuries from hot materials.

B. Effective hazard prevention strategies when operating a gas welding set

1. Regular inspection and maintenance of the gas welding set for safe operation

To ensure the safe operation of a gas welding set, regular inspection and maintenance are very important. First, the acetylene and oxygen gas cylinders must be periodically inspected to ensure they are not leaking and have sufficient gas. If any suspicious signs are detected, the gas cylinders should be replaced immediately to avoid the risk of explosion and fire.
Next, check and maintain the gas flow control valves and other components of the gas welding set. Ensure the valves are functioning correctly and are not stuck or damaged to avoid incidents during work.
Regularly clean and inspect the torch and combustion chambers to remove any residue and deposits. This will help ensure the efficient operation of the welding set and reduce the risk of fire and explosion due to blockages.

2. Adherence to occupational safety regulations for the safe operation of a gas welding set

To ensure the safe operation of a gas welding set, adherence to occupational safety regulations is crucial. First, the user of the welding set must be trained on the safety rules and regulations related to the use of this equipment. This training should include personal protective measures, incident response procedures, and how to use the equipment safely.
Second, full personal protective equipment must always be worn when operating a gas welding set. Personal protective equipment includes safety glasses, a welding mask, heat-resistant gloves, a fire-resistant jacket, and safety shoes to protect the body from the risk of burns or injury during work.
In addition, regulations regarding materials and the work environment must be followed. Avoid using the gas welding set in flammable environments, limit its use near flammable materials, and always ensure adequate ventilation in the work area to minimize the risk of fire and explosion.

3. Identifying and marking the safe zone when operating a gas welding set

Before operating a gas welding set, identifying and marking a safe zone is crucial to ensure the safety of workers and the surrounding environment. First, identify the safe work area by placing signs or clear markings. This area should be restricted to prevent unauthorized access to the hazardous zone.
Next, ensure the area around the welding machine is clean and free of flammable objects, flammable substances, or materials sensitive to high temperatures. Pay special attention to plastic, wood, and fabric materials that can catch fire during welding.
In addition, establish a fire protection area near the work area to be ready to respond quickly in case of an incident. Equip the area with adequate fire protection equipment such as fire extinguishers, fire blankets, and water pumps to extinguish flames when necessary.

4. Use of personal protective equipment when operating a gas welding set

When operating a gas welding set, the use of personal protective equipment is extremely important to ensure the safety of the worker. First, you need to wear safety glasses to protect your eyes from UV rays and sparks during welding. Safety glasses also help prevent dust and debris from getting into your eyes.
Next, wearing a welding mask is an important step to protect your face and neck from sparks and UV rays. The welding mask should be of good quality and meet safety standards.
In addition, wear heat-resistant gloves to protect your hands from the high temperature of the flame and hot materials. Choose gloves made of a suitable heat-resistant material and ensure a good fit for comfort during work.

5. Emergency procedures and response in case of an incident when operating a gas welding set

Before operating a gas welding set, it is necessary to be familiar with emergency procedures and the necessary responses in case of an incident to ensure safety. First, if any signs of a leak of acetylene or oxygen gas are detected, immediately close the valve of the leaking gas cylinder and move away from the hazardous area. Notify the fire department and rescue services if necessary.
In the event of a fire flaring up or becoming uncontrollable, use a fire extinguisher or a fire blanket to extinguish the flame. Do not use water to extinguish an oxy-acetylene flame as water can cause the flame to spray.
If someone is injured or burned, immediately stop work and provide first aid to the victim. Using protective equipment and wearing full safety gear will help minimize the risk of accidents.

6. Participate in occupational safety training courses when operating a gas welding set

Occupational safety and health training is not only a legal requirement but also a commitment to the safety and health of workers. It helps employees recognize and deal with risks and hazardous situations, thereby reducing accidents, injuries, or fatalities in their daily work.
The risk of accidents is always present and can occur at any time in the work environment due to the possibility of human error and the unpredictability of all situations. This emphasizes the need for occupational safety training and continuous vigilance.
When participating in occupational safety training at Nam Viet Safety Center, workers will be systematically trained from theory to real-life risk scenarios. Accordingly, there will be measures to identify and prevent occupational accident risks that may occur during work. After the training course, trainees will take occupational safety tests to obtain an occupational safety certificate. From there, workers will have a clear understanding of safety knowledge as well as a valid certification for employment.

VI. Factors Affecting Occupational Safety When Operating a Gas Welding Set

A. How do weather conditions affect the operation of a gas welding set?

Weather conditions can significantly affect the operation of a gas welding set. In a hot weather environment, high temperatures can increase the risk of fire and explosion as acetylene gas ignites more easily. In addition, high temperatures can also increase the danger of surrounding flammable materials.
Conversely, in a cold weather environment, the gas in the acetylene cylinder may have a lower pressure, affecting the gas flow and the performance of the welding set. This can lead to problems during the welding process.
In addition to temperature, other weather conditions such as high humidity can also affect the operation of the welding set. High humidity can increase the risk of sparks and issues related to electrical conductivity.

B. How does the working environment affect the operation of a gas welding set?

The working environment plays a crucial role in ensuring the efficiency and safety when using a gas welding set. Temperature, humidity, ventilation, lighting, and dirt are all factors that directly affect the operation of the welding set and the quality of the weld.

Temperature: The ideal working environment for a gas welding set should have a temperature ranging from 18°C to 24°C. Using the welding set at excessively high or low temperatures can lead to a risk of fire and explosion, damage to the equipment, or affect the quality of the weld.

Humidity: High humidity in the environment can make the weld brittle and prone to cracking. Therefore, the welding set should be used in places with low humidity, below 60%. If it is necessary to use it in a humid environment, measures should be taken to reduce humidity, such as using a dehumidifier.

Ventilation: Ensure the work area has enough windows or ventilation fans to remove harmful gases generated during welding. Using the welding set in a confined or poorly ventilated environment can affect the welder’s health.

Lighting: Adequate and appropriate lighting helps the welder see the weld clearly and operate more accurately. A specialized welding lamp should be used to provide strong and stable light, avoiding work in low or glaring light conditions.

Dirt: Dirt and impurities can affect the quality of the weld and damage the welding set. The work area should be kept clean and tidy before use, and the welding set should be covered when not in use to prevent dust from settling on it.

In addition to the factors mentioned above, welders also need to comply with occupational safety regulations when using a gas welding set to ensure their health and life.

C. How does the technical condition of the gas welding set affect its operation?

The technical condition of the gas welding set plays a key role in ensuring the efficiency, safety, and quality of the weld. A well-functioning welding set will help the welder operate easily, accurately, and produce high-quality welds. Conversely, a malfunctioning or damaged welding set can lead to many problems such as:

Poor weld quality: The weld may be brittle, cracked, porous, lack penetration, or be deformed due to incorrect oxygen or fuel gas flow, a worn or contaminated torch tip.
Reduced work efficiency: The welder has to spend more time and effort adjusting the welding set, the welding operation becomes difficult and consumes more fuel.
Risk of fire and explosion: Leaking oxygen or fuel gas, loose or damaged connections can lead to a high risk of fire and explosion, endangering the welder and those around.
Equipment damage: Using a damaged welding set can lead to more severe damage to other parts of the system, resulting in costly repairs.

Therefore, regular inspection and maintenance of the gas welding set are very important to ensure it always operates in the best condition.

D. How do the safety knowledge and skills of the worker affect the operation of a gas welding set?

The safety knowledge and skills of the worker play a key role in ensuring safety and efficiency when operating a gas welding set. A lack of knowledge or skills can lead to many potential risks, including:

Fire and explosion accidents: Oxygen and acetylene are the main components in a gas welding set, both of which are highly flammable and explosive. If not operated correctly, gas leaks or incorrect techniques can lead to fires and explosions, endangering the worker and those around.
Health risks: The gas welding process produces fumes, UV radiation, and toxic gases. If not protected by appropriate protective equipment, workers’ health can be affected, including respiratory, skin, and eye diseases.
Poor weld quality: Gas welding skills are a crucial factor affecting the quality of the weld. Workers need to master the technique of adjusting the flame, moving the welding rod, and performing the welding operation to create a strong, aesthetic weld that meets technical requirements.

VII. Occupational Safety Training on Skills for Safe Operation of a Gas Welding Set

A. Why do operators of gas welding sets need to be trained in occupational safety?

Training in occupational safety for operators of gas welding sets is extremely important for the following reasons:

Ensuring the safety of oneself and those around: The gas welding process involves many risks such as fire, explosion, burns, poisoning from toxic gases, etc. Occupational safety training will help operators understand these risks and know how to prevent them, thus ensuring the safety of themselves and those around.

Improving work efficiency: When equipped with full safety knowledge and skills, operators will be more confident and operate machinery more accurately and efficiently. This helps to minimize errors, save time, and increase productivity.

Compliance with legal regulations: According to Vietnamese law, workers engaged in hazardous jobs such as gas welding must be trained in occupational safety and be issued a training certificate. Violation of this regulation can lead to administrative penalties for both the enterprise and the worker.

Enhancing the image of the enterprise: An enterprise that cares about occupational safety training for its employees will demonstrate professionalism and credibility, thereby enhancing its image in the market.

B. Where to get occupational safety training for operating a gas welding set?

An Toan Nam Viet is a reputable and high-quality center specializing in occupational safety training in Vietnam today. With occupational safety training sessions held continuously at production workshops, factories, or construction sites across the country (63 provinces in Vietnam).
To ensure the effectiveness of the training, An Toan Nam Viet prepares carefully and meticulously, down to the smallest detail. From preparing tools, equipment, teaching aids to curriculum, materials, sound, and lighting.
The occupational safety training instructors at An Toan Nam Viet are experts with many years of experience in the field. They even have research works identifying hazards in all industries and how to prevent them.
The instructor’s lectures are drawn from practical experience and are conveyed in the most vivid and easy-to-understand way to the workers. These factors help workers feel comfortable during the learning period and absorb the taught knowledge well. Of course, the knowledge conveyed always adheres to Decree 44/2016/ND-CP. From there, they grasp many measures to prevent hazards and how to protect themselves. At the same time, they also apply it most appropriately in their actual work.

VIII. The Significance of Occupational Safety in Operating a Gas Welding Set

A. The importance of maintaining occupational safety in operating a gas welding set

Maintaining occupational safety in the operation of a gas welding set is extremely important because it relates to protecting the health and lives of workers. When working with a gas welding set, the risk of fire and explosion is very high due to the use of gas and an open flame. To ensure safety, workers need to be trained on how to use the equipment correctly and safely.
Wearing personal protective equipment such as safety glasses, heat-resistant gloves, and a fire-resistant jacket is essential when working with a gas welding set. Periodic maintenance and inspection of the welding set are also very important to ensure the equipment’s effective and safe operation.
Furthermore, the work area needs to be well-ventilated to remove gas and hot vapors. The safe handling and storage of gas cylinders are also factors that cannot be overlooked to avoid unwanted accidents.

B. Important safety measures to know before operating a gas welding set

Before operating a gas welding set, the following safety measures are very important to know and comply with. First, ensure that you have been trained on how to use the welding equipment safely. This includes understanding the basic principles of welding safety and accident prevention measures.
Second, always wear appropriate personal protective equipment. This includes safety glasses, heat-resistant gloves, and a fire-resistant jacket to protect your skin and eyes from the flame and UV rays. In addition, ensure there are no flammable substances or materials in the work area.
Third, thoroughly inspect the welding equipment before use. Ensure that the electrical cords, gas hoses, and other accessories are not damaged and are all in good working order. If any problems are found, repair or replace them before continuing with the work.

Complete the occupational safety training course to be issued an occupational safety card by the safety training center to complete the required documentation for work.