EICA Mobile Crane Certification
Exam Combined Tested Questions
With Revised Correct Detailed
Answers
|ALREADY GRADED A+ PASS 2024
>> BRAND NEW VERSION!!
1) If not overloaded, the ground bearing pressure of a single outrigger
pad can approach a weight equal to:
- ANSWER 85% of the weight of the crane and 100% of the
suspended load
2) If you move a crawler crane from soft ground to harder ground,
ground bearing pressure will
- ANSWER increase
3) On a crawler crane, ground bearing pressure is greatest when
hoisting where?
- ANSWER over the corner
4) If an outrigger pad has 45,000 pounds applied to it and the pad
measures 2ft x 2ft how many psi is it applying to the ground?
- ANSWER 78 PSI
,5) How much area would be required for 45,000 pounds to create only
20 PSI?
- ANSWER 2,250 square inches
6) Why use mats or cribbing?
- ANSWER To reduce ground bearing pressure
7) What is the purpose of placing blocking or pads under the outrigger
floats?
- ANSWER Distribute the force over a larger area
8) While swinging a heavy load with a crane set up on outriggers and
the operator swings over one of the outriggers, that outrigger must be
able to support
- ANSWER 85% of the weight of the crane and 100% of the weight
of the load
9) What is the first thing an operator should do before traveling under a
low pipe rack or obstruction?
- ANSWER post a signalperson to check clearances
10) According to OSHA, when traveling under an energized power line,
what is the minimum distance for a line with over 750kv?
- ANSWER 20ft
11) When a crane is in transit and you are required to pass under 50kV
power lines, what is OSHA's minimum required clearance?
- ANSWER 6 ft (Table T)
12) If setting up the crane by a ditch or an excavation, you should stay
at least what distance from the edge?
,- ANSWER 1 ½ times the depth of the excavation
13) When working at ground floor level near a cellar wall, the crane's
outrigger pads or tracks should be placed
- ANSWER at least as far back as the depth of the wall below
ground
14) According to OSHA who is responsible for ensuring proper ground
conditions when setting up a mobile crane?
- ANSWER The controlling entity
15) What is not a good location for crane set up?
- ANSWER Above utilities
16) What is the best procedure to follow when underground utilities
may be present?
- ANSWER Contact local utility company
17) While performing a shift inspection on a crane and there is water
accumulation around the outrigger, what must be done?
- ANSWER Drained
18) While operating a boom truck near a reinforced retaining wall, it is
recommended to stay back
- ANSWER A distance equal to the depth
19) What would be a concern when setting up a crane over a sewer or
water main?
- ANSWER Weight and vibration from the machine and load
20) When setting up a crane in an area that has public access, you
should barricade:
, - ANSWER the jobsite
When setting up a crane, what must be barricaded to protect workers?
- ANSWER The hazardous areas created by the rotating
superstructure
According to OSHA, what area must be barricaded to prevent
employees from entering
- ANSWER accessible areas within the swing radius of the rear of
the rotating superstructure of the crane
The best way to keep people from being injured from the
counterweight of the crane is to
- ANSWER Fence or barricade the swing area of the crane
When operating a crane in a tight space, what would be the
recommended minimum clearance for the rear swing of the crane?
- ANSWER 2 ft
The load line of the crane you're operating comes into contact with an
energized power line. There's no sign of any other danger, such as fire.
In such a situation, you should
- ANSWER stay in the cab until the lines are de-energized
What is the most common cause of death to ground personnel working
with cranes
- ANSWER electrocution
According to ASME B30.5, when working around power lines of more
than 750kV, how much clearance is generally required from any part of
the crane and its load
Exam Combined Tested Questions
With Revised Correct Detailed
Answers
|ALREADY GRADED A+ PASS 2024
>> BRAND NEW VERSION!!
1) If not overloaded, the ground bearing pressure of a single outrigger
pad can approach a weight equal to:
- ANSWER 85% of the weight of the crane and 100% of the
suspended load
2) If you move a crawler crane from soft ground to harder ground,
ground bearing pressure will
- ANSWER increase
3) On a crawler crane, ground bearing pressure is greatest when
hoisting where?
- ANSWER over the corner
4) If an outrigger pad has 45,000 pounds applied to it and the pad
measures 2ft x 2ft how many psi is it applying to the ground?
- ANSWER 78 PSI
,5) How much area would be required for 45,000 pounds to create only
20 PSI?
- ANSWER 2,250 square inches
6) Why use mats or cribbing?
- ANSWER To reduce ground bearing pressure
7) What is the purpose of placing blocking or pads under the outrigger
floats?
- ANSWER Distribute the force over a larger area
8) While swinging a heavy load with a crane set up on outriggers and
the operator swings over one of the outriggers, that outrigger must be
able to support
- ANSWER 85% of the weight of the crane and 100% of the weight
of the load
9) What is the first thing an operator should do before traveling under a
low pipe rack or obstruction?
- ANSWER post a signalperson to check clearances
10) According to OSHA, when traveling under an energized power line,
what is the minimum distance for a line with over 750kv?
- ANSWER 20ft
11) When a crane is in transit and you are required to pass under 50kV
power lines, what is OSHA's minimum required clearance?
- ANSWER 6 ft (Table T)
12) If setting up the crane by a ditch or an excavation, you should stay
at least what distance from the edge?
,- ANSWER 1 ½ times the depth of the excavation
13) When working at ground floor level near a cellar wall, the crane's
outrigger pads or tracks should be placed
- ANSWER at least as far back as the depth of the wall below
ground
14) According to OSHA who is responsible for ensuring proper ground
conditions when setting up a mobile crane?
- ANSWER The controlling entity
15) What is not a good location for crane set up?
- ANSWER Above utilities
16) What is the best procedure to follow when underground utilities
may be present?
- ANSWER Contact local utility company
17) While performing a shift inspection on a crane and there is water
accumulation around the outrigger, what must be done?
- ANSWER Drained
18) While operating a boom truck near a reinforced retaining wall, it is
recommended to stay back
- ANSWER A distance equal to the depth
19) What would be a concern when setting up a crane over a sewer or
water main?
- ANSWER Weight and vibration from the machine and load
20) When setting up a crane in an area that has public access, you
should barricade:
, - ANSWER the jobsite
When setting up a crane, what must be barricaded to protect workers?
- ANSWER The hazardous areas created by the rotating
superstructure
According to OSHA, what area must be barricaded to prevent
employees from entering
- ANSWER accessible areas within the swing radius of the rear of
the rotating superstructure of the crane
The best way to keep people from being injured from the
counterweight of the crane is to
- ANSWER Fence or barricade the swing area of the crane
When operating a crane in a tight space, what would be the
recommended minimum clearance for the rear swing of the crane?
- ANSWER 2 ft
The load line of the crane you're operating comes into contact with an
energized power line. There's no sign of any other danger, such as fire.
In such a situation, you should
- ANSWER stay in the cab until the lines are de-energized
What is the most common cause of death to ground personnel working
with cranes
- ANSWER electrocution
According to ASME B30.5, when working around power lines of more
than 750kV, how much clearance is generally required from any part of
the crane and its load
