Samref Internal Safety Engineering Quiz

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Quizzes Created: 1 | Total Attempts: 355
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  • 1/25 Questions

    Why do we need to identify hazards?

    • To comply with Safety Rules
    • To prevent incidents and accidents
    • To conduct BBS Observation
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About This Quiz

The SAMREF Internal Safety Engineering Quiz assesses knowledge on safety definitions, accident prevention, and hazard identification in industrial settings. It is designed to enhance safety awareness and ensure compliance with industry standards.

Samref Internal Safety Engineering Quiz - Quiz

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  • 2. 

    What are the causes of unsafe acts?

    • Inadequate safety knowledge or skills

    • Lack of safety training

    • Inadequate enforcement of safety rules and procedures

    • All of above

    Correct Answer
    A. All of above
    Explanation
    Unsafe acts can be caused by a combination of factors. One cause is inadequate safety knowledge or skills, where individuals may not have the necessary understanding or abilities to perform tasks safely. Another cause is a lack of safety training, where individuals have not been properly educated on how to identify and mitigate risks. Additionally, inadequate enforcement of safety rules and procedures can contribute to unsafe acts, as individuals may not feel compelled to follow safety guidelines if there are no consequences for non-compliance. Therefore, all of the above factors can contribute to unsafe acts.

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  • 3. 

    Why safety is important in industrial operations?

    • Workers may be killed in accidents

    • Personnel may be injured and hospitalized

    • Cost of industrial accidents part of loss of life or permanent disability

    • Workers may be exposed to hazardous substances causing health sickness

    • All above

    Correct Answer
    A. All above
    Explanation
    Safety is important in industrial operations because there are various risks and hazards present that can lead to accidents and injuries. Workers may be killed in accidents, which is a severe consequence of not prioritizing safety. Personnel may also be injured and hospitalized, resulting in physical harm and potential long-term consequences. The cost of industrial accidents is also a significant factor, as it includes the loss of life or permanent disability, which can have financial and emotional impacts. Additionally, workers may be exposed to hazardous substances that can cause health sickness, further emphasizing the importance of safety measures in industrial operations.

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  • 4. 

    There are seven body parts require protection:

    • Head and shoulder

    • Head, eyes, ears and lungs

    • Body, Hands and feet

    • B and C answers

    Correct Answer
    A. B and C answers
    Explanation
    The correct answer is "B and C answers" because the question states that there are seven body parts that require protection. The options "Head and shoulder" and "Body, Hands and feet" cover all seven body parts mentioned in the question, which are head, eyes, ears, lungs, body, hands, and feet.

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  • 5. 

    What are the hazards present in industrial plants? 

    • Chemicals and Toxic Materials

    • Fires and Radioactive Materials

    • Electrical Shocks and Rotary Machinery Equipment

    • Unsafe Environmental Conditions

    • All of above

    Correct Answer
    A. All of above
    Explanation
    The hazards present in industrial plants include chemicals and toxic materials, fires and radioactive materials, electrical shocks and rotary machinery equipment, and unsafe environmental conditions. All of these hazards pose risks to the safety and health of workers in industrial plants.

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  • 6. 

    What are the steps workers must follow to reduce the risk of personnel injury?

    • Know the hazard and be aware of the dangers involved in handling and use of substance

    • Use safe practice by utilizing the correct procedures and the right safety equipment

    • All of above

    Correct Answer
    A. All of above
    Explanation
    Workers must follow all of the above steps in order to reduce the risk of personnel injury. They need to know the hazard and be aware of the dangers involved in handling and using substances. They should also use safe practices by following the correct procedures and using the right safety equipment. By following all of these steps, workers can minimize the risk of injury and ensure a safe working environment.

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  • 7. 

    Unsafe conditions may include:

    • Lack of information and training

    • Inadequate design or equipment

    • Dust and fumes

    • All above

    Correct Answer
    A. All above
    Explanation
    The correct answer is "All above" because unsafe conditions can be caused by a lack of information and training, inadequate design or equipment, as well as the presence of dust and fumes. All of these factors can contribute to hazardous situations and increase the risk of accidents or injuries in the workplace.

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  • 8. 

    Excavation permit is required prior to starting any excavation for:

    • Controling work and personnel safety

    • Complying with Work Permit Procedures

    • Authorizing personnel entering deep excavations

    • All above

    Correct Answer
    A. All above
    Explanation
    An excavation permit is required prior to starting any excavation for controlling work and personnel safety, complying with work permit procedures, and authorizing personnel entering deep excavations. This is because excavation work can be hazardous and poses risks to both workers and the surrounding environment. By obtaining an excavation permit, proper safety measures can be implemented to ensure the well-being of workers and to comply with necessary regulations and procedures. Additionally, authorizing personnel to enter deep excavations is important to prevent accidents or injuries that may occur in such areas. Therefore, all the given options are correct.

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  • 9. 

    Gas Testing is required for excavations because:

    • H2S is heavier than air and could be present in deep excavations causing toxic atmosphere

    • Heavier than air hydrocarbons gases may exist in deep excavation causing flammable atmosphere

    • Oxygen defficient atomsphere could be present due to in adequate air circulation in narrow deep excavation

    • All of above

    Correct Answer
    A. All of above
    Explanation
    Gas testing is required for excavations because all of the above reasons could be present. H2S is heavier than air and could be present in deep excavations, causing a toxic atmosphere. Heavier than air hydrocarbon gases may also exist in deep excavations, leading to a flammable atmosphere. Additionally, an oxygen-deficient atmosphere could be present due to inadequate air circulation in narrow deep excavations. Therefore, gas testing is necessary to ensure the safety of workers in excavations.

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  • 10. 

    What are the hazards associated with inspection of excavations?

    • Toxic atmospheres

    • Flammable atmospheres

    • Oxygen defficient atmosphere

    • Collapse of excavation side walls

    • All above

    Correct Answer
    A. All above
    Explanation
    The hazards associated with inspection of excavations include toxic atmospheres, flammable atmospheres, oxygen-deficient atmospheres, and the collapse of excavation side walls. All of these hazards pose serious risks to the safety of workers and need to be carefully assessed and managed during inspections.

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  • 11. 

    Hazard defined as:

    • Possible loss over a specific period of time

    • Relative exposure to hazard

    • Exsistence of unsafe condition or act with the potential of injury to or damage

    Correct Answer
    A. Exsistence of unsafe condition or act with the potential of injury to or damage
    Explanation
    The correct answer is the existence of an unsafe condition or act with the potential for injury or damage. This means that a hazard is present when there is a situation or action that could cause harm or damage to people or property. It emphasizes the importance of identifying and addressing unsafe conditions or acts to prevent accidents or harm.

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  • 12. 

    An accident is :

    • Unplanned undesired occurrence, which results in injury or damage to property

    • Unplanned occurrence that did not result in any injury or property damage

    • Unplanned occurrence that could or could not result in unintended injury or damage

    Correct Answer
    A. Unplanned undesired occurrence, which results in injury or damage to property
    Explanation
    An accident is defined as an unplanned undesired occurrence that results in injury or damage to property. This means that an accident is an event that happens unexpectedly and unintentionally, causing harm or destruction to people or their belongings. It emphasizes that accidents involve negative consequences such as injuries or property damage, distinguishing them from incidents that may not have any harmful outcomes.

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  • 13. 

    The safe way to work start with:

    • Thinking about the dangers

    • Human common sense

    • Experience and Overconfidence

    Correct Answer
    A. Thinking about the dangers
    Explanation
    The correct answer is "Thinking about the dangers." This suggests that when starting a task, it is important to consider the potential risks and hazards involved. By being aware of the dangers, one can take appropriate precautions and work in a safe manner. This answer emphasizes the importance of thinking ahead and prioritizing safety in order to prevent accidents or injuries.

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  • 14. 

    Safety is defined as follows:

    • A relative exposure to hazard

    • A matter of relative protection from exposure to hazards

    • An unsafe condition or unsafe act with the potential of causing accident

    Correct Answer
    A. A matter of relative protection from exposure to hazards
    Explanation
    The correct answer suggests that safety is related to the level of protection from exposure to hazards. This means that safety is not just about the absence of hazards, but also about the measures in place to protect individuals from those hazards. It implies that safety is a relative concept, as different levels of protection may be required depending on the specific hazards present.

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  • 15. 

    An excavation is considered a confined space when the depth reaches:

    • 4 feet

    • 5 feet

    • 3 feet

    Correct Answer
    A. 4 feet
    Explanation
    An excavation is considered a confined space when the depth reaches 4 feet. This is because a confined space is defined as an area that is large enough for a person to enter and work, has limited means of entry and exit, and is not designed for continuous occupancy. When the depth of an excavation reaches 4 feet, it poses a potential hazard as there may be a risk of cave-ins, lack of oxygen, or the accumulation of hazardous gases. Therefore, proper precautions and safety measures need to be taken when working in excavations deeper than 4 feet.

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  • 16. 

    Heavy equipment shall be kept at a distance of ......ft  from burried pipelines:

    • 10 feet

    • 5 feet

    • 15 feet

    Correct Answer
    A. 10 feet
    Explanation
    Heavy equipment should be kept at a distance of 10 feet from buried pipelines to ensure the safety and integrity of the pipelines. This distance allows for any potential movement or vibrations caused by the equipment to not damage or compromise the pipelines. It also provides enough space for maintenance and repair work to be carried out on the pipelines without risking any accidental damage from the equipment.

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  • 17. 

    Barricade without shoring is required when excavation is not deep e.g.

    • 2 feet

    • 6 feet

    • 4 feet

    Correct Answer
    A. 2 feet
    Explanation
    Barricade without shoring is required when the excavation is not deep, typically around 2 feet. This is because at this depth, the risk of a cave-in or collapse is relatively low, so shoring is not necessary. However, a barricade is still needed to prevent unauthorized access and to ensure the safety of workers and the public.

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  • 18. 

    Shoring is required on excavation when the depth reaches:

    • 4 feet

    • 5 feet

    • 3 feet

    Correct Answer
    A. 4 feet
    Explanation
    Shoring is required on excavation when the depth reaches 4 feet. This is because at this depth, the stability of the excavation becomes compromised and there is a risk of the walls collapsing. Shoring is a method used to support the walls and prevent them from caving in, ensuring the safety of workers and preventing accidents.

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  • 19. 

    Hand excavation is required for:

    • 6 " and more excavation

    • Less than 6 " excavation

    • All excavations

    Correct Answer
    A. Less than 6 " excavation
    Explanation
    Hand excavation is required for less than 6" excavation because it is a smaller and more delicate task that cannot be efficiently completed using heavy machinery. Hand excavation allows for more precision and control in digging, especially in tight spaces or areas with potential obstructions. Additionally, hand excavation reduces the risk of damaging underground utilities or structures that may be present in the excavation area.

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  • 20. 

    How far is the scaffold shall be erected from the edge of excavation?

    • 1.5 times the depth of excavation

    • Twice the depth of excavation

    • Any safe distance

    Correct Answer
    A. 1.5 times the depth of excavation
    Explanation
    The scaffold should be erected 1.5 times the depth of the excavation away from the edge. This distance is necessary to ensure the stability and safety of the scaffold. Placing the scaffold at this distance helps to prevent any potential collapse or instability of the excavation wall, which could pose a risk to workers on the scaffold. By keeping a safe distance, the scaffold is less likely to be affected by any shifting or movement of the excavation.

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  • 21. 

    Shoring is not required for:

    • Narrow trenches

    • Excavation more than 3 feet

    • Proper sloping provided

    Correct Answer
    A. Proper sloping provided
    Explanation
    Proper sloping provided eliminates the need for shoring. When a trench is properly sloped, the sides of the trench are cut at an angle that prevents the soil from collapsing into the trench. This ensures the stability of the trench and eliminates the need for additional support or shoring systems.

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  • 22. 

    Traffic control is required when excavation is:

    • In the middle of the road

    • Faraway from the road

    • 10 meters away from the road shoulder

    • All of above

    Correct Answer
    A. In the middle of the road
    Explanation
    Traffic control is required when excavation is in the middle of the road because it poses a significant risk to both pedestrians and vehicles. Excavations in the middle of the road can obstruct the flow of traffic, creating a potential hazard for drivers and increasing the likelihood of accidents. Therefore, traffic control measures such as signage, barriers, and flaggers are necessary to ensure the safety of everyone in the area.

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  • 23. 

    Only certified work permit issuers shall sign on excavation permit due to:

    • Compliance with Work Permit Procedure requirements

    • Gas Testing shall be required only for deep excavations

    • Excavation is considered confined space when exceeds 5 feet or more

    • All above

    Correct Answer
    A. Compliance with Work Permit Procedure requirements
    Explanation
    The correct answer is "Compliance with Work Permit Procedure requirements". This is because certified work permit issuers are required to sign on excavation permits in order to ensure that the work is being carried out in accordance with the established procedures and guidelines. This helps to maintain safety and compliance standards on the site.

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  • 24. 

    How far the heavy equipment shall be kept away from an excavation?

    • 5 feet

    • 4 feet

    • 3 feet

    Correct Answer
    A. 4 feet
    Explanation
    The heavy equipment should be kept at a distance of 4 feet away from an excavation. This distance is necessary to ensure the safety of workers and prevent any accidents or damage to the equipment or the excavation itself. Keeping the equipment at a sufficient distance reduces the risk of it falling into the excavation or causing the sides of the excavation to collapse.

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  • 25. 

    Excavation soil shall be kept at a distance not less than .........ft :

    • 2 feet

    • 4 feet

    • 3 feet

    Correct Answer
    A. 2 feet
    Explanation
    The excavation soil should be kept at a distance of at least 2 feet. This is important to ensure the stability and safety of the excavation site. By keeping the soil at a distance, it reduces the risk of collapse or cave-in, and also provides space for workers to move around safely. Additionally, keeping the soil at a distance helps to prevent any potential damage or interference with nearby structures or utilities.

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Quiz Review Timeline (Updated): Mar 21, 2023 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Mar 21, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • May 27, 2011
    Quiz Created by
    Bakoryb

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