Excavator Fundamentals: Professional Operator Safety Level 3
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Questions and Answers

What is a key aspect of a professional excavator operator?

  • Wearing personal protective clothes and equipment
  • Having a strong physical build
  • Having a desire to learn and improve skills (correct)
  • Being familiar with the manufacturer's operator's manual

What should you do if you don't understand something in the operator's manual?

  • Ask a colleague for explanation
  • Try to figure it out on your own
  • Skip the section and move on
  • Ask your supervisor to explain it to you (correct)

What is the purpose of signal words in manuals and decals on the machine?

  • To provide general information about the machine
  • To highlight the machine's features
  • To provide a warning about the machine's performance
  • To make the operator and other personnel aware of hazardous situations (correct)

What should you do before entering the excavator equipment?

<p>Ensure footwear is clear of dirt, oil, and grease (D)</p> Signup and view all the answers

What type of hazard is indicated by a 'Danger' signal word?

<p>Will result in injury or death (C)</p> Signup and view all the answers

What should you remove from the equipment ladders before mounting the excavator?

<p>Mud, snow, ice, grease, or any other substance (A)</p> Signup and view all the answers

What is a crucial aspect of excavator safety?

<p>Regular maintenance of the excavator (A)</p> Signup and view all the answers

What is the purpose of warning plates and decals on an excavator?

<p>To indicate potential hazards and safety precautions (D)</p> Signup and view all the answers

What is a characteristic of a professional excavator operator?

<p>Following safety protocols and guidelines (C)</p> Signup and view all the answers

What is a risk associated with excavations more than 1.2m deep?

<p>Collapse of the excavation sides (B)</p> Signup and view all the answers

What is the primary purpose of hydraulic accumulators?

<p>To relieve hydraulic pressure (C)</p> Signup and view all the answers

What is a key safety consideration when working with hydraulic systems?

<p>Seeking medical attention immediately if fluid is injected into the skin (C)</p> Signup and view all the answers

What is a major difference between excavators and backhoes?

<p>Excavators are more versatile due to their 360-degree swing (B)</p> Signup and view all the answers

What is the responsibility of excavator operators in terms of safety equipment?

<p>To always have a fire extinguisher and first aid kit available (C)</p> Signup and view all the answers

What is a key characteristic of skilled excavator operators?

<p>They never waste a move and seldom move materials more than necessary (B)</p> Signup and view all the answers

What is a common use of excavators?

<p>Mass excavation, where the use of loaders and backhoes are impractical (B)</p> Signup and view all the answers

What is a crucial step during pre-operational inspection of the excavator?

<p>Relieving hydraulic pressure before removing hoses (A)</p> Signup and view all the answers

Why is it essential to have a fire extinguisher and first aid kit available during excavator operation?

<p>In case of a fire or injury (D)</p> Signup and view all the answers

What is a key aspect of daily lubrication procedures for excavators?

<p>Greasing the tracks daily (B)</p> Signup and view all the answers

What is a critical aspect of hydraulic system maintenance?

<p>Relieving hydraulic pressure before removing hoses (D)</p> Signup and view all the answers

Why is it essential to inspect the tracks during pre-operational inspection?

<p>To check for signs of wear (A)</p> Signup and view all the answers

What is a key consideration during track sag inspection?

<p>Inspecting for signs of wear and damage (A)</p> Signup and view all the answers

What is a key benefit of relieving hydraulic pressure before removing hoses?

<p>Reducing the risk of fluid injection injuries (A)</p> Signup and view all the answers

What is a key aspect of fuel safety and handling?

<p>Handling fuel with care to avoid spills (C)</p> Signup and view all the answers

What is a key consideration during pre-operational inspection of the hydraulic system?

<p>Relieving hydraulic pressure before removing hoses (C)</p> Signup and view all the answers

What was the likely cause of the accident in Incident #2?

<p>The boom control lever was inadvertently moved (B)</p> Signup and view all the answers

What was the reason for the penalty imposed on ABC Excavating?

<p>Failure to ensure the sides of the excavation were sloped or shored (B)</p> Signup and view all the answers

What is a key aspect of safety in excavations more than 1.2m deep?

<p>Ensuring the sides are sloped or shored (A)</p> Signup and view all the answers

What was the location of the operator when the accident occurred in Incident #2?

<p>Outside the cab, leaning out the open boom side window (B)</p> Signup and view all the answers

What is a key consideration in excavator safety, as demonstrated by Incident #2?

<p>Controlling the movement of the boom and ropes (D)</p> Signup and view all the answers

What should an excavator operator do if they do not understand something in the manufacturer's operator's manual?

<p>Ask your supervisor to explain it to you (D)</p> Signup and view all the answers

What is the main purpose of 'signal words' in excavator manuals and decals?

<p>To make the operator aware of hazardous situations (B)</p> Signup and view all the answers

What should an excavator operator ensure before entering the equipment?

<p>That their footwear is clear of dirt, oil, and grease (B)</p> Signup and view all the answers

What should be worn for eye protection during pre-operational inspection?

<p>A face shield or safety goggles (C)</p> Signup and view all the answers

Who is responsible for ensuring a fire extinguisher and first aid kit are available during excavator operation?

<p>The excavator operator (B)</p> Signup and view all the answers

What is indicated by the 'Danger' signal word?

<p>A hazardous situation that will result in injury or death (B)</p> Signup and view all the answers

What is a characteristic of a professional excavator operator?

<p>Desire to learn and improve skills (C)</p> Signup and view all the answers

What is a potential consequence of not relieving hydraulic pressure before removing hoses?

<p>Fluid injection into the skin (B)</p> Signup and view all the answers

Why is it essential to have a doctor familiar with hydraulic fluid injection injuries nearby during pre-operational inspection?

<p>In case of fluid injection into the skin (A)</p> Signup and view all the answers

What is a key benefit of excavators compared to backhoes?

<p>Enhanced versatility due to 360-degree swing (D)</p> Signup and view all the answers

What is a crucial step to ensure when entering the excavator?

<p>Face the excavator and maintain 3 point contact (A)</p> Signup and view all the answers

What should be done when dismounting from the machine?

<p>Shut off the engine and lower the attachments completely (C)</p> Signup and view all the answers

What is true about dismounting from the machine?

<p>Statistically, it is the most dangerous activity (D)</p> Signup and view all the answers

What is a requirement for operating an excavator?

<p>The operator must not be under the influence of drugs or alcohol (D)</p> Signup and view all the answers

What should an operator do when taking prescription or over-the-counter drugs?

<p>Get medical advice on whether it's safe to operate machines (A)</p> Signup and view all the answers

What is a key reason why training is important for excavator operators?

<p>To reduce the risk of injury to themselves and their coworkers (A)</p> Signup and view all the answers

What is a key aspect of the objectives of this training course?

<p>To conduct a complete walk around and site inspection (D)</p> Signup and view all the answers

What is a key benefit of reducing mistakes and human error in excavator operation?

<p>Reducing the risk of injury to operators and coworkers (A)</p> Signup and view all the answers

What is a key aspect of the instructor's introduction?

<p>Sharing personal experiences as an excavator operator (B)</p> Signup and view all the answers

What is the primary goal of excavator operator training?

<p>To reduce the risk of injury to operators and coworkers (C)</p> Signup and view all the answers

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