CCO Questions WITH ANSWERS |\ |\ |\
Where is the best location for leveling a crane? -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔upper works |\ |\ |\
When determining the "gross load" the best method is: -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔get an accurate load weight and|\ |\ |\ |\ |\ |\ |\ |\
add the rigging
|\ |\
By order of hitch strength, which is the correct answer? -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔basket, vertical, choker |\ |\ |\ |\
What is the purpose of using a jib? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔increase height |\
When taking a side strain on a boom, what concerns the
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
operator most? - CORRECT ANSWERS ✔✔boom damage
|\ |\ |\ |\ |\ |\
OSHA requires you to always have at least how many
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
wraps on a hoist drum? - CORRECT ANSWERS ✔✔2
|\ |\ |\ |\ |\ |\ |\ |\
On a load chart, values above the bold line mean: -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔capacities based on structural |\ |\ |\ |\ |\ |\
competence
,The primary purpose for a rooster sheave or auxiliary
|\ |\ |\ |\ |\ |\ |\ |\ |\
boom point sheave is to: - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\
✔✔Separate the hoist lines |\ |\ |\
What is the proper procedure when using an insulating
|\ |\ |\ |\ |\ |\ |\ |\ |\
link or a boot near power lines? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔be sure to maintain the correct allowable distance
|\ |\ |\ |\ |\ |\ |\ |\
from the lines
|\ |\
When the number of layers of rope on a drum increases
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
the: - CORRECT ANSWERS ✔✔allowable lines pul
|\ |\ |\ |\ |\ |\ |\
decreases
What is the minimum allowable distance from the crane
|\ |\ |\ |\ |\ |\ |\ |\ |\
and power lines 50kV in table A? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔10 ft |\
The term "upper works or superstructure" refer to the
|\ |\ |\ |\ |\ |\ |\ |\ |\
area of the crane - CORRECT ANSWERS ✔✔above the
|\ |\ |\ |\ |\ |\ |\ |\ |\
turntable
Side loading may be caused by: - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔starting or stopping the swing too rapidly |\ |\ |\ |\ |\ |\
,What is the best procedure to follow when underground
|\ |\ |\ |\ |\ |\ |\ |\ |\
utilities may be present? - CORRECT ANSWERS ✔✔contact
|\ |\ |\ |\ |\ |\ |\
local utility company
|\ |\ |\
Eccentric main boom tip reeving causes: - CORRECT |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔twisting of the boom |\ |\ |\ |\
When personnel platforms are hoisted with a telescopic
|\ |\ |\ |\ |\ |\ |\ |\
crane: - CORRECT ANSWERS ✔✔a two block damage
|\ |\ |\ |\ |\ |\ |\ |\
prevention system is provided |\ |\ |\
What is the safety factor required when using non
|\ |\ |\ |\ |\ |\ |\ |\ |\
rotating wire rope and lifting personnel in a man basket? -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔10
|\ |\ |\
Who has the responsibility for determining the correct
|\ |\ |\ |\ |\ |\ |\ |\
weight of a load? - CORRECT ANSWERS ✔✔supervisior
|\ |\ |\ |\ |\ |\ |\
When working near power lines when is a spotter
|\ |\ |\ |\ |\ |\ |\ |\ |\
required? - CORRECT ANSWERS ✔✔when crane moves |\ |\ |\ |\ |\ |\ |\
within a booms length of power lines
|\ |\ |\ |\ |\ |\
When an operator leaves the crane, he must first: -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔put the load on the ground and |\ |\ |\ |\ |\ |\ |\ |\ |\
put all dogs or pawls in
|\ |\ |\ |\ |\
, Backward stability on a R/T crane could be a problem
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
when the crane is working - CORRECT ANSWERS ✔✔over
|\ |\ |\ |\ |\ |\ |\ |\ |\
the side at a minimum radius
|\ |\ |\ |\ |\
After the crane has been checked out and before crane lift
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
operations begin the crew should: - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔have a pre-lift meeting |\ |\ |\
According to ANSI B30.23 personnel platform lifts should
|\ |\ |\ |\ |\ |\ |\ |\
not be made with wind in excess of: - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔20 mph
|\ |\
What is the OSHA standard that covers cranes and
|\ |\ |\ |\ |\ |\ |\ |\ |\
derricks in the construction industry? - CORRECT
|\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔Subpart CC |\ |\
During setup how do you determine machine clearances
|\ |\ |\ |\ |\ |\ |\ |\
(counterweight, boom, outrigger)? - CORRECT ANSWERS |\ |\ |\ |\ |\ |\
✔✔measure for correct distances |\ |\ |\
What item can be removed from a carry deck crane? -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔Boom extension |\ |\ |\
Where is the best location for leveling a crane? -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔upper works |\ |\ |\
When determining the "gross load" the best method is: -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔get an accurate load weight and|\ |\ |\ |\ |\ |\ |\ |\
add the rigging
|\ |\
By order of hitch strength, which is the correct answer? -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔basket, vertical, choker |\ |\ |\ |\
What is the purpose of using a jib? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔increase height |\
When taking a side strain on a boom, what concerns the
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
operator most? - CORRECT ANSWERS ✔✔boom damage
|\ |\ |\ |\ |\ |\
OSHA requires you to always have at least how many
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
wraps on a hoist drum? - CORRECT ANSWERS ✔✔2
|\ |\ |\ |\ |\ |\ |\ |\
On a load chart, values above the bold line mean: -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔capacities based on structural |\ |\ |\ |\ |\ |\
competence
,The primary purpose for a rooster sheave or auxiliary
|\ |\ |\ |\ |\ |\ |\ |\ |\
boom point sheave is to: - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\
✔✔Separate the hoist lines |\ |\ |\
What is the proper procedure when using an insulating
|\ |\ |\ |\ |\ |\ |\ |\ |\
link or a boot near power lines? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔be sure to maintain the correct allowable distance
|\ |\ |\ |\ |\ |\ |\ |\
from the lines
|\ |\
When the number of layers of rope on a drum increases
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
the: - CORRECT ANSWERS ✔✔allowable lines pul
|\ |\ |\ |\ |\ |\ |\
decreases
What is the minimum allowable distance from the crane
|\ |\ |\ |\ |\ |\ |\ |\ |\
and power lines 50kV in table A? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔10 ft |\
The term "upper works or superstructure" refer to the
|\ |\ |\ |\ |\ |\ |\ |\ |\
area of the crane - CORRECT ANSWERS ✔✔above the
|\ |\ |\ |\ |\ |\ |\ |\ |\
turntable
Side loading may be caused by: - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔starting or stopping the swing too rapidly |\ |\ |\ |\ |\ |\
,What is the best procedure to follow when underground
|\ |\ |\ |\ |\ |\ |\ |\ |\
utilities may be present? - CORRECT ANSWERS ✔✔contact
|\ |\ |\ |\ |\ |\ |\
local utility company
|\ |\ |\
Eccentric main boom tip reeving causes: - CORRECT |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔twisting of the boom |\ |\ |\ |\
When personnel platforms are hoisted with a telescopic
|\ |\ |\ |\ |\ |\ |\ |\
crane: - CORRECT ANSWERS ✔✔a two block damage
|\ |\ |\ |\ |\ |\ |\ |\
prevention system is provided |\ |\ |\
What is the safety factor required when using non
|\ |\ |\ |\ |\ |\ |\ |\ |\
rotating wire rope and lifting personnel in a man basket? -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔10
|\ |\ |\
Who has the responsibility for determining the correct
|\ |\ |\ |\ |\ |\ |\ |\
weight of a load? - CORRECT ANSWERS ✔✔supervisior
|\ |\ |\ |\ |\ |\ |\
When working near power lines when is a spotter
|\ |\ |\ |\ |\ |\ |\ |\ |\
required? - CORRECT ANSWERS ✔✔when crane moves |\ |\ |\ |\ |\ |\ |\
within a booms length of power lines
|\ |\ |\ |\ |\ |\
When an operator leaves the crane, he must first: -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔put the load on the ground and |\ |\ |\ |\ |\ |\ |\ |\ |\
put all dogs or pawls in
|\ |\ |\ |\ |\
, Backward stability on a R/T crane could be a problem
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
when the crane is working - CORRECT ANSWERS ✔✔over
|\ |\ |\ |\ |\ |\ |\ |\ |\
the side at a minimum radius
|\ |\ |\ |\ |\
After the crane has been checked out and before crane lift
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
operations begin the crew should: - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔have a pre-lift meeting |\ |\ |\
According to ANSI B30.23 personnel platform lifts should
|\ |\ |\ |\ |\ |\ |\ |\
not be made with wind in excess of: - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔20 mph
|\ |\
What is the OSHA standard that covers cranes and
|\ |\ |\ |\ |\ |\ |\ |\ |\
derricks in the construction industry? - CORRECT
|\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔Subpart CC |\ |\
During setup how do you determine machine clearances
|\ |\ |\ |\ |\ |\ |\ |\
(counterweight, boom, outrigger)? - CORRECT ANSWERS |\ |\ |\ |\ |\ |\
✔✔measure for correct distances |\ |\ |\
What item can be removed from a carry deck crane? -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔Boom extension |\ |\ |\
