Red Seal Heavy Equipment Operator (Excavator) Practice Exam

What is one benefit of implementing safety locks during excavator shutdown?

1. Increases machine efficiency

2. Prevents accidental machine movement

3. Improves fuel efficiency

4. Reduces maintenance needs

The correct answer is: Prevents accidental machine movement

Implementing safety locks during excavator shutdown is crucial primarily because it prevents accidental machine movement. Safety locks are designed to secure the equipment when it is not in operation, ensuring that no unintended actions can occur while operators or maintenance technicians are in close proximity. This is vital for maintaining a safe work environment, as excavators can be heavy and potentially dangerous if they were to move unexpectedly. When safety locks are engaged, they eliminate the risk of the machine rolling, shifting, or operating due to unintentional inputs or malfunctions. This measure significantly reduces the likelihood of accidents, injuries, or fatalities on the job site. While the other options mention benefits related to efficiency and maintenance, they do not directly address the primary safety concern that safety locks are designed to mitigate during shutdown periods.