Grant & Coda's Toolbelt Tales · Book 7
The Heavy Equipment Operator Story
Moving Mountains as a Heavy Equipment Operator
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One machine is moving a hill that would take a hundred people a week. Grant and Coda climb up beside an operator to find out how a gentle nudge on a joystick becomes a bucket of earth in the air — and why the best operators are the careful ones.
Details
Words to Learn
Operator—a person who drives and controls a big machine
Excavator—a machine with a long arm and a bucket that digs
Lever—a long, stiff bar that turns a small push into a big lift
Hydraulics—fluid pushed through tubes to shove pistons with great force
Controls—the joysticks and levers an operator moves to run the machine
CDL—a special license (Commercial Driver's License) some operators earn to drive on roads
Talk About It
- 1.One excavator moved a whole pile of dirt. How does a little push on the controls lift such a big load? (Hint: levers and hydraulics!)
- 2.The excavator's arm is a giant lever. What other levers can you spot at home — a seesaw, a bottle opener, a door handle?
- 3.On a job site, why do operators wear bright vests and watch for swinging loads?
- 4.The operator moved heavy loads slowly and set them down gently. Why is being careful just as important as being strong?
- 5.Operators learn by practicing on real machines instead of four-year college. What's something you'd most like to learn by doing?
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