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Examen

Mass HOISTING 2A+1B EXAM QUESTIONS AND VERIFIED SOLUTIONS |2026| Exam Questions & Answers Test || ELABORATED &DETAILED ANSWERS!!

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Mass HOISTING 2A+1B EXAM QUESTIONS AND VERIFIED SOLUTIONS |2026| Exam Questions & Answers Test || ELABORATED &DETAILED ANSWERS!!

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Mass HOISTING 2A+1B

1. When working in a 4-foot trench, there must be an exit 25 feet
within how many feet of a worker?

2. The swing gear assembly performs what function? Attaches the carboy to the
mainframe.

3. Where are the carrier-rollers attached on a crawler On top of the track frames.
excavator?

4. When should a walk around procedure be done? Prior to starting the ma-
chine.

5. Where should the drive sprockets be positioned when In the back/rear.
the crawler excavator is in the digging position?

6. The minimum distance that the spoil pile shall be 2 feet
placed away from an excavation is?

7. The angle that material will rest in a pile without slip- Angle of repose.
ping, is called?

8. Who should give the operator hand signals? A designated AND trained
signal person.

9. When backfilling, the material should be put back in Lifts
the excavation in _?_.

10. Before lifting a load with an excavator, what should the Do calculations to deter-
operator do? mine if it is within the ca-
pacity of the machine.

11. What slope angle is considered safe for ALMOST any 34 degrees.
type of excavation material?




, Mass HOISTING 2A+1B

12. According to OSHA, _?_ must inspect all excavations the competent person
before employees are allowed to enter.

13. When approaching a marked utility line with an ex- Stop using mechanical
cavator, what procedure should be used to locate the equipment and search for
utility? the utility by hand.

14. Back filling operations for excavations and trench- may impose severe stress
es....? on the sides of the excava-
tion.

15. An agency who will notify utilities of an excavation Dig Safe
needing to be marked out is called?

16. A construction machine equipped with air brakes Drain air tank(s) daily.
should do what to prevent moisture buildup?

17. On a combination loader/backhoe, during backhoe They should be lowered
operation, how far should the stabilizers be lowered? only enough to level the
machine with a minimum
clearance under the tire.

18. When operating the backhoe of a combination It should be lowered in
loader/backhoe, what position should the FRONT the dig position to take
bucket be in? the weight off the front
tires/wheels.

19. Where is the information on Daily Required Inspection In the operator manual for
and Maintenance for your machine found? the machine.

20. When working on slopes with a rubber tire loader, Up and down the slope
which position affords maximum stability. with the loaded bucket
facing uphill going down,



, Mass HOISTING 2A+1B

and facing uphill going
up.

21. How would the lifting capacity of an excavator or back- By consulting the opera-
hoe be determined? tors manual for the partic-
ular machine in question.

22. Before performing service operations on a Lower the loader lift arms
loader/backhoe or leaving the machine unattended, to the ground and block
the operator should...? them securely.

23. When describing slope as a ratio such as (3:1), the Vertical height.
number to the right of the colon represents what?

24. The steepest incline of an excavation face that is ac- Maximum allowable
ceptable as protection against cave-ins is called? slope.

25. A method of protection for employees from cave-ins Sloping
by forming inclined sides to the excavation is called
what?

26. When installing pipe in a trench exaction, when is it Never
permitted for an employee to go under a suspended
load?

27. Where shall the hand signals for the machine in use On the jobsite.
be posted?

28. Where is it best to connect slings to lift boom sections? End fittings.

29. All manufacturers load charts and operation manuals The machine.
shall be kept in/on?

30.

Información del documento

Subido en
16 de julio de 2026
Número de páginas
21
Escrito en
2025/2026
Tipo
Examen
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Preguntas y respuestas
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