A signal person must be provided when the point of operation, meaning the load travel or
the area near or at load placement is not in full view of the: - ANSWER operator
When the equipment is travelling and the view in the direction of travel is obstructed, a
____________ must be provided - ANSWER dedicated spotter
For each signal, prior to giving the function/direction, the signal person must: - ANSWER
notify the crane who the signal is for
When non-standard signals are used, the following people must contact each other prior to
the lift operation and agree upon the non-standard signals which are going to be used: - AN-
SWER signal person, operator, lift director
Which of the following are the three required elements of a voice signal? - ANSWER dis-
tance, function, direction
How many persons may share a dedicated channel for the purpose of coordinating opera-
tions? - ANSWER as many as are required per the lift plan
Which of the following are set to give the operator sufficient warning to prevent encroach-
ment of power lines? - ANSWER proximity alarms
When using electronic transmission devices, the transmitted signal must be: - ANSWER
effective, clear, and reliable
To ensure that correct sling angles are maintained during choker hitch use, the sling may
have: - ANSWER blocks installed at contact points
1
, A turnbuckle to be used in hoisting or rigging operations should be of what type construc-
tion? - ANSWER jaw and weldless eye
The attached drawing illustrates a device for adjustment of load and is termed a: - AN-
SWER turnbuckle
When lifting an object that is of irregular shape, you must always: - ANSWER find the
center of gravity
Who is allowed to design a new signal system? - ANSWER the operator and signal person
En an a new signal system be used? - ANSWER site conditions preclude the use of hand,
voice, or audio systems
Who determines if a new signal system is suitable? - ANSWER the operator, signal per-
son, and lift director
What must be demonstrated prior to the use of a new signal system? - ANSWER the new
signal system is at least equally effective communication as the standard system being re-
placed
Some manufactures of carrier-mounted lattice boom cranes offer optional _________ at-
tachments for their machines - ANSWER tower
The ___________ is the main structural member of an over head crane used to span the
width of the runway area - ANSWER bridge
Any overhead crane consists of three basic units; the bridge, trolley, and: - ANSWER hoist
2
the area near or at load placement is not in full view of the: - ANSWER operator
When the equipment is travelling and the view in the direction of travel is obstructed, a
____________ must be provided - ANSWER dedicated spotter
For each signal, prior to giving the function/direction, the signal person must: - ANSWER
notify the crane who the signal is for
When non-standard signals are used, the following people must contact each other prior to
the lift operation and agree upon the non-standard signals which are going to be used: - AN-
SWER signal person, operator, lift director
Which of the following are the three required elements of a voice signal? - ANSWER dis-
tance, function, direction
How many persons may share a dedicated channel for the purpose of coordinating opera-
tions? - ANSWER as many as are required per the lift plan
Which of the following are set to give the operator sufficient warning to prevent encroach-
ment of power lines? - ANSWER proximity alarms
When using electronic transmission devices, the transmitted signal must be: - ANSWER
effective, clear, and reliable
To ensure that correct sling angles are maintained during choker hitch use, the sling may
have: - ANSWER blocks installed at contact points
1
, A turnbuckle to be used in hoisting or rigging operations should be of what type construc-
tion? - ANSWER jaw and weldless eye
The attached drawing illustrates a device for adjustment of load and is termed a: - AN-
SWER turnbuckle
When lifting an object that is of irregular shape, you must always: - ANSWER find the
center of gravity
Who is allowed to design a new signal system? - ANSWER the operator and signal person
En an a new signal system be used? - ANSWER site conditions preclude the use of hand,
voice, or audio systems
Who determines if a new signal system is suitable? - ANSWER the operator, signal per-
son, and lift director
What must be demonstrated prior to the use of a new signal system? - ANSWER the new
signal system is at least equally effective communication as the standard system being re-
placed
Some manufactures of carrier-mounted lattice boom cranes offer optional _________ at-
tachments for their machines - ANSWER tower
The ___________ is the main structural member of an over head crane used to span the
width of the runway area - ANSWER bridge
Any overhead crane consists of three basic units; the bridge, trolley, and: - ANSWER hoist
2
