OECP Test
The offset of the jib has been changed from 25 degree to 15 degree. The capacity of the jib will?
A. Stay the same
B. Decrease
C. Offset can't change
D. Increase - ANSD. Increase
When lifting near capacity with a crawler, the lowest ground pressure between center pin and
the load will be?
A. Over the front
B. Over the corner
C. Over the side
D. Over the rear - ANSC. Over the side
A Truck mounted crane will generally have a higher capacity over which quadrant?
A. Capacity is the same 360 degrees
B. Over the rear
C. Capacity is higher over the side
D. Over the front - ANSB. Over the rear
When lifting from main boom with a 60' jib attached, a deduction must be made for?
A. Stowed jib
B. Fixed jib
C. Erected jib
D. Stored jib - ANSC. Erected jib
During Tandem lifts, neither crane should be loaded more than?
A. 50%
B. 65%
C. 75%
D. 80% - ANSC. 75%
A chocker has a vertical hitch capacity of 6,000 lbs with a 5:1 safety factor. The actual capacity
is?
A. 30,000 lbs
,B. 11,000 lbs
C. 3,000 lbs
D. 6,000 lbs - ANSD. 6,000 lbs
Mobile cranes are generally required to be level within?
A. 1 degree
B. 1%
C. 1'
D. 1" - ANSB. 1%
A power line is rated 330kv, the closest a crane with 150' boom can get without a spotter is?
A. 200'
B. 20'
C. 170'
D. 50' - ANSC. 170'
ASME recommends, when hoisting personnel, line speeds of
A. No more than 100 f/m
B. No more than necessary
C. No more than 100 f/s
D. No speed recommendation - ANSA. No more than 100 f/m
Rigging, custom hooks, clamps, spreader beams, etc. Shall be proof tested to ______ of
capacity
A. 100%
B. 125%
C. 110%
D. 115% - ANSB. 125%
Blocking under outrigger pads should be what size?
A. Equal to the pad
B. Three times larger than the pad
C. Smaller than the pad
D. Five times larger than the pad - ANSB. Three times larger than the pad
When a crane is out of level, the capacity reduction is greatest in which configuration?
A. Short boom, minimum radius
B. Long boom, maximum radius
, C. Short boom, maximum radius
D. Long boom, minimum radius - ANSD. Long boom, Minimum radius
The crane's anti-two block stopped working. Per OSHA, how soon must it be repaired?
A. Immediately
B. Within 30 days
C. Before end of shift
D. Within 7 days - ANSD. Within 7 days
Which is the OSHA criteria for removing running rope?
A. Six random broken wires in one lay or three broken wires in one strand in one lay
B. 2 random broken wires in 6 diameters or 4 in 30 diameters
C. 3 random broken wires in 6 diameters or in 6 in 12 diameters
D. 4 random broken wires in one lay or 10 broken wires in one strand - ANSA. Six random
broken wires in one lay or three broken wires in one strand in one lay
*Hoisting 6:3
*Rigging 10:5
How far back from an excavation should a crane be set up?
A. 1 to 1
B. 1 to 1.5
C. 1.5 to 1
D. 2 to 1 - ANSC. 1.5 to 1
What is the margin for stability of a crawler crane?
A. 75%
B. 85%
C. 95%
D. 100% - ANSA. 75%
Capacities above the bold line on a load chart are based on?
A. 85% of tipping capacity
B. Duty Cycle work
C. 75% of tipping capacity
D. Structural strength - ANSD. Structural strength
You are to pick a load weighing 56,500 lbs. Line pull is 9,000 lbs. How many parts of line do you
need?
The offset of the jib has been changed from 25 degree to 15 degree. The capacity of the jib will?
A. Stay the same
B. Decrease
C. Offset can't change
D. Increase - ANSD. Increase
When lifting near capacity with a crawler, the lowest ground pressure between center pin and
the load will be?
A. Over the front
B. Over the corner
C. Over the side
D. Over the rear - ANSC. Over the side
A Truck mounted crane will generally have a higher capacity over which quadrant?
A. Capacity is the same 360 degrees
B. Over the rear
C. Capacity is higher over the side
D. Over the front - ANSB. Over the rear
When lifting from main boom with a 60' jib attached, a deduction must be made for?
A. Stowed jib
B. Fixed jib
C. Erected jib
D. Stored jib - ANSC. Erected jib
During Tandem lifts, neither crane should be loaded more than?
A. 50%
B. 65%
C. 75%
D. 80% - ANSC. 75%
A chocker has a vertical hitch capacity of 6,000 lbs with a 5:1 safety factor. The actual capacity
is?
A. 30,000 lbs
,B. 11,000 lbs
C. 3,000 lbs
D. 6,000 lbs - ANSD. 6,000 lbs
Mobile cranes are generally required to be level within?
A. 1 degree
B. 1%
C. 1'
D. 1" - ANSB. 1%
A power line is rated 330kv, the closest a crane with 150' boom can get without a spotter is?
A. 200'
B. 20'
C. 170'
D. 50' - ANSC. 170'
ASME recommends, when hoisting personnel, line speeds of
A. No more than 100 f/m
B. No more than necessary
C. No more than 100 f/s
D. No speed recommendation - ANSA. No more than 100 f/m
Rigging, custom hooks, clamps, spreader beams, etc. Shall be proof tested to ______ of
capacity
A. 100%
B. 125%
C. 110%
D. 115% - ANSB. 125%
Blocking under outrigger pads should be what size?
A. Equal to the pad
B. Three times larger than the pad
C. Smaller than the pad
D. Five times larger than the pad - ANSB. Three times larger than the pad
When a crane is out of level, the capacity reduction is greatest in which configuration?
A. Short boom, minimum radius
B. Long boom, maximum radius
, C. Short boom, maximum radius
D. Long boom, minimum radius - ANSD. Long boom, Minimum radius
The crane's anti-two block stopped working. Per OSHA, how soon must it be repaired?
A. Immediately
B. Within 30 days
C. Before end of shift
D. Within 7 days - ANSD. Within 7 days
Which is the OSHA criteria for removing running rope?
A. Six random broken wires in one lay or three broken wires in one strand in one lay
B. 2 random broken wires in 6 diameters or 4 in 30 diameters
C. 3 random broken wires in 6 diameters or in 6 in 12 diameters
D. 4 random broken wires in one lay or 10 broken wires in one strand - ANSA. Six random
broken wires in one lay or three broken wires in one strand in one lay
*Hoisting 6:3
*Rigging 10:5
How far back from an excavation should a crane be set up?
A. 1 to 1
B. 1 to 1.5
C. 1.5 to 1
D. 2 to 1 - ANSC. 1.5 to 1
What is the margin for stability of a crawler crane?
A. 75%
B. 85%
C. 95%
D. 100% - ANSA. 75%
Capacities above the bold line on a load chart are based on?
A. 85% of tipping capacity
B. Duty Cycle work
C. 75% of tipping capacity
D. Structural strength - ANSD. Structural strength
You are to pick a load weighing 56,500 lbs. Line pull is 9,000 lbs. How many parts of line do you
need?
