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2A 1C review questions with correct answers 2024
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2A 1C review questions with correct answers
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2A 1C review questions with correct answersHow many pounds are in a ton? - Answer- 2000
What type of equipment requires a H/H license in Mass? - Answer- 10'; 1/4 cu/yd; 500 pounds
What type of system is used when working on de-energized circuitry? - Answer- Lock out/tag out
All welding and cutting on hoisting equipment must be done in accordance with what code? - Answer- 1998 ASME Chapter IX
What type of protection is required for hoisting operators? - Answer- ROPS, heat, seatbelt, shatterproof glass and hardhat
What regulatory authority governs hoisting in Mass? - Answer- 520 CMR 6.00
When loading a 10 wheeler, how do you approach the truck? - Answer- Low and slow, load front to back
How close can you dig to a known utility? - Answer- 18"
When driving a loader down hill, what should you not do? - Answer- Raise the bucket or
put the machine in neutral
When filling a trench, should you use the backhoe bucket in a sweeping motion? - Answer- No, it can cause mechanical failure
What are dipper extensions used for? - Answer- To dig deeper
When towing, not trailering, a backhoe or loader, what speed should you not exceed? - Answer- 5mph
What does articulate mean on a wheel loader? - Answer- Bends in the middle
What is the "slow moving triangle" and what speed can they not exceed? - Answer- Red
triangle with orange center, 25mph What is the "cushion of safety"? - Answer- Anything inside the radius of the machine
What is coupling the brakes? - Answer- Locking the brakes together
When is coupling the brakes used? - Answer- When travelling on the road
Can you run a machine inside a building? - Answer- Yes, with scrubbers or adequate ventilation
Scavenging air is what? - Answer- Taking in air naturally
Supercharging air is what? - Answer- Forcing air in
Do all machines need a back up alarm? - Answer- Yes
What should hooks and shackles be made of? - Answer- Forged steel
How do you know the weight of the load? - Answer- Shipping papers, calculate or manufacturer information
What do you need to know before you make a pick? - Answer- Net weight, machine's capacity, and what the load weighs
What do fuel injectors do? - Answer- Distribute a metered amount of fuel to each cylinder
How can weather effect your operation? - Answer- Wind can cause the boom to bend;
Rain can obscure your vision or make soil soft;
electrical storms can shut the machine down
What do you check when trailering a machine? - Answer- Height of the machine and trailer and what bridges you must go under
Do you need a fire extinguisher on a hoisting machine? - Answer- Yes. 5lb BC minimum
How many cubic feet are in a cubic yard? - Answer- 27
When removing a battery from a diesel motor, which terminal do you remove first? - Answer- Negative
What is the useful life of a chain sling? - Answer- 50% of manufacturing specification
What is included in the gross weight of a lift? - Answer- The weight of the lift and all rigging
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