Mass HOISTING 2A+1B Exam Questions
& Answers (Grade A+)
When working in a 4-foot trench, there must be an exit within how
many feet of a worker? -
correct answer ✅25 feet
The swing gear assembly performs what function? -
correct answer ✅Attaches the carboy to the mainframe.
Where are the carrier-rollers attached on a crawler excavator? -
correct answer ✅On top of the track frames.
When should a walk around procedure be done? -
correct answer ✅Prior to starting the machine.
Where should the drive sprockets be positioned when the crawler
excavator is in the digging position? -
correct answer ✅In the back/rear.
The minimum distance that the spoil pile shall be placed away from
an excavation is? -
correct answer ✅2 feet
,Mass HOISTING 2A+1B Exam Questions
& Answers (Grade A+)
The angle that material will rest in a pile without slipping, is called?
-
correct answer ✅Angle of repose.
Who should give the operator hand signals? -
correct answer ✅A designated AND trained signal person.
When backfilling, the material should be put back in the excavation
in _?_. -
correct answer ✅Lifts
Before lifting a load with an excavator, what should the operator
do? -
correct answer ✅Do calculations to determine if it is within the
capacity of the machine.
What slope angle is considered safe for ALMOST any type of
excavation material? -
correct answer ✅34 degrees.
,Mass HOISTING 2A+1B Exam Questions
& Answers (Grade A+)
According to OSHA, _?_ must inspect all excavations before
employees are allowed to enter. -
correct answer ✅the competent person
When approaching a marked utility line with an excavator, what
procedure should be used to locate the utility? -
correct answer ✅Stop using mechanical equipment and search for
the utility by hand.
Back filling operations for excavations and trenches....? -
correct answer ✅may impose severe stress on the sides of the
excavation.
An agency who will notify utilities of an excavation needing to be
marked out is called? -
correct answer ✅Dig Safe
A construction machine equipped with air brakes should do what to
prevent moisture buildup? -
correct answer ✅Drain air tank(s) daily.
, Mass HOISTING 2A+1B Exam Questions
& Answers (Grade A+)
On a combination loader/backhoe, during backhoe operation, how
far should the stabilizers be lowered? -
correct answer ✅They should be lowered only enough to level the
machine with a minimum clearance under the tire.
When operating the backhoe of a combination loader/backhoe,
what position should the FRONT bucket be in? -
correct answer ✅It should be lowered in the dig position to take
the weight off the front tires/wheels.
Where is the information on Daily Required Inspection and
Maintenance for your machine found? -
correct answer ✅In the operator manual for the machine.
When working on slopes with a rubber tire loader, which position
affords maximum stability. -
correct answer ✅Up and down the slope with the loaded bucket
facing uphill going down, and facing uphill going up.
How would the lifting capacity of an excavator or backhoe be
determined? -
correct answer ✅By consulting the operators manual for the
particular machine in question.
& Answers (Grade A+)
When working in a 4-foot trench, there must be an exit within how
many feet of a worker? -
correct answer ✅25 feet
The swing gear assembly performs what function? -
correct answer ✅Attaches the carboy to the mainframe.
Where are the carrier-rollers attached on a crawler excavator? -
correct answer ✅On top of the track frames.
When should a walk around procedure be done? -
correct answer ✅Prior to starting the machine.
Where should the drive sprockets be positioned when the crawler
excavator is in the digging position? -
correct answer ✅In the back/rear.
The minimum distance that the spoil pile shall be placed away from
an excavation is? -
correct answer ✅2 feet
,Mass HOISTING 2A+1B Exam Questions
& Answers (Grade A+)
The angle that material will rest in a pile without slipping, is called?
-
correct answer ✅Angle of repose.
Who should give the operator hand signals? -
correct answer ✅A designated AND trained signal person.
When backfilling, the material should be put back in the excavation
in _?_. -
correct answer ✅Lifts
Before lifting a load with an excavator, what should the operator
do? -
correct answer ✅Do calculations to determine if it is within the
capacity of the machine.
What slope angle is considered safe for ALMOST any type of
excavation material? -
correct answer ✅34 degrees.
,Mass HOISTING 2A+1B Exam Questions
& Answers (Grade A+)
According to OSHA, _?_ must inspect all excavations before
employees are allowed to enter. -
correct answer ✅the competent person
When approaching a marked utility line with an excavator, what
procedure should be used to locate the utility? -
correct answer ✅Stop using mechanical equipment and search for
the utility by hand.
Back filling operations for excavations and trenches....? -
correct answer ✅may impose severe stress on the sides of the
excavation.
An agency who will notify utilities of an excavation needing to be
marked out is called? -
correct answer ✅Dig Safe
A construction machine equipped with air brakes should do what to
prevent moisture buildup? -
correct answer ✅Drain air tank(s) daily.
, Mass HOISTING 2A+1B Exam Questions
& Answers (Grade A+)
On a combination loader/backhoe, during backhoe operation, how
far should the stabilizers be lowered? -
correct answer ✅They should be lowered only enough to level the
machine with a minimum clearance under the tire.
When operating the backhoe of a combination loader/backhoe,
what position should the FRONT bucket be in? -
correct answer ✅It should be lowered in the dig position to take
the weight off the front tires/wheels.
Where is the information on Daily Required Inspection and
Maintenance for your machine found? -
correct answer ✅In the operator manual for the machine.
When working on slopes with a rubber tire loader, which position
affords maximum stability. -
correct answer ✅Up and down the slope with the loaded bucket
facing uphill going down, and facing uphill going up.
How would the lifting capacity of an excavator or backhoe be
determined? -
correct answer ✅By consulting the operators manual for the
particular machine in question.
