CCO Questions & answers rated A+
already passed
upper works - correct answer ✔✔ Where is the best location for leveling a crane?
get an accurate load weight and add the rigging - correct answer ✔✔ When determining the
"gross load" the best method is:
basket, vertical, choker - correct answer ✔✔ By order of hitch strength, which is the correct
answer?
increase height - correct answer ✔✔ What is the purpose of using a jib?
boom damage - correct answer ✔✔ When taking a side strain on a boom, what concerns the
operator most?
2 - correct answer ✔✔ OSHA requires you to always have at least how many wraps on a hoist
drum?
capacities based on structural competence - correct answer ✔✔ On a load chart, values above
the bold line mean:
Separate the hoist lines - correct answer ✔✔ The primary purpose for a rooster sheave or
auxiliary boom point sheave is to:
be sure to maintain the correct allowable distance from the lines - correct answer ✔✔ What is
the proper procedure when using an insulating link or a boot near power lines?
,allowable lines pul decreases - correct answer ✔✔ When the number of layers of rope on a
drum increases the:
10 ft - correct answer ✔✔ What is the minimum allowable distance from the crane and power
lines 50kV in table A?
above the turntable - correct answer ✔✔ The term "upper works or superstructure" refer to the
area of the crane
starting or stopping the swing too rapidly - correct answer ✔✔ Side loading may be caused by:
contact local utility company - correct answer ✔✔ What is the best procedure to follow when
underground utilities may be present?
twisting of the boom - correct answer ✔✔ Eccentric main boom tip reeving causes:
a two block damage prevention system is provided - correct answer ✔✔ When personnel
platforms are hoisted with a telescopic crane:
10 - correct answer ✔✔ What is the safety factor required when using non rotating wire rope
and lifting personnel in a man basket?
supervisior - correct answer ✔✔ Who has the responsibility for determining the correct weight
of a load?
when crane moves within a booms length of power lines - correct answer ✔✔ When working
near power lines when is a spotter required?
, put the load on the ground and put all dogs or pawls in - correct answer ✔✔ When an operator
leaves the crane, he must first:
over the side at a minimum radius - correct answer ✔✔ Backward stability on a R/T crane could
be a problem when the crane is working
have a pre-lift meeting - correct answer ✔✔ After the crane has been checked out and before
crane lift operations begin the crew should:
20 mph - correct answer ✔✔ According to ANSI B30.23 personnel platform lifts should not be
made with wind in excess of:
Subpart CC - correct answer ✔✔ What is the OSHA standard that covers cranes and derricks in
the construction industry?
measure for correct distances - correct answer ✔✔ During setup how do you determine
machine clearances (counterweight, boom, outrigger)?
Boom extension - correct answer ✔✔ What item can be removed from a carry deck crane?
side - correct answer ✔✔ When operating a truck crane what is the most unstable allowable
quadrant of operation
un-compacted fill - correct answer ✔✔ what is not a good location for crane for crane setup?
50% - correct answer ✔✔ Personal platforms must not exceed what percent of a crane's
capacity at any given radius?
never - correct answer ✔✔ when can you blocking under an outrigger beam?
already passed
upper works - correct answer ✔✔ Where is the best location for leveling a crane?
get an accurate load weight and add the rigging - correct answer ✔✔ When determining the
"gross load" the best method is:
basket, vertical, choker - correct answer ✔✔ By order of hitch strength, which is the correct
answer?
increase height - correct answer ✔✔ What is the purpose of using a jib?
boom damage - correct answer ✔✔ When taking a side strain on a boom, what concerns the
operator most?
2 - correct answer ✔✔ OSHA requires you to always have at least how many wraps on a hoist
drum?
capacities based on structural competence - correct answer ✔✔ On a load chart, values above
the bold line mean:
Separate the hoist lines - correct answer ✔✔ The primary purpose for a rooster sheave or
auxiliary boom point sheave is to:
be sure to maintain the correct allowable distance from the lines - correct answer ✔✔ What is
the proper procedure when using an insulating link or a boot near power lines?
,allowable lines pul decreases - correct answer ✔✔ When the number of layers of rope on a
drum increases the:
10 ft - correct answer ✔✔ What is the minimum allowable distance from the crane and power
lines 50kV in table A?
above the turntable - correct answer ✔✔ The term "upper works or superstructure" refer to the
area of the crane
starting or stopping the swing too rapidly - correct answer ✔✔ Side loading may be caused by:
contact local utility company - correct answer ✔✔ What is the best procedure to follow when
underground utilities may be present?
twisting of the boom - correct answer ✔✔ Eccentric main boom tip reeving causes:
a two block damage prevention system is provided - correct answer ✔✔ When personnel
platforms are hoisted with a telescopic crane:
10 - correct answer ✔✔ What is the safety factor required when using non rotating wire rope
and lifting personnel in a man basket?
supervisior - correct answer ✔✔ Who has the responsibility for determining the correct weight
of a load?
when crane moves within a booms length of power lines - correct answer ✔✔ When working
near power lines when is a spotter required?
, put the load on the ground and put all dogs or pawls in - correct answer ✔✔ When an operator
leaves the crane, he must first:
over the side at a minimum radius - correct answer ✔✔ Backward stability on a R/T crane could
be a problem when the crane is working
have a pre-lift meeting - correct answer ✔✔ After the crane has been checked out and before
crane lift operations begin the crew should:
20 mph - correct answer ✔✔ According to ANSI B30.23 personnel platform lifts should not be
made with wind in excess of:
Subpart CC - correct answer ✔✔ What is the OSHA standard that covers cranes and derricks in
the construction industry?
measure for correct distances - correct answer ✔✔ During setup how do you determine
machine clearances (counterweight, boom, outrigger)?
Boom extension - correct answer ✔✔ What item can be removed from a carry deck crane?
side - correct answer ✔✔ When operating a truck crane what is the most unstable allowable
quadrant of operation
un-compacted fill - correct answer ✔✔ what is not a good location for crane for crane setup?
50% - correct answer ✔✔ Personal platforms must not exceed what percent of a crane's
capacity at any given radius?
never - correct answer ✔✔ when can you blocking under an outrigger beam?
