NCCCO TELESCOPIC BOOM CRANE
EXAM 2025 |GUARANTEED ACCURATE
ANSWERS
Anti two-block device - ACCURATE ANSWERS✔✔ An anti two-block
devise must be provided when hook-suspended personnel platforms are
lifted with a telescopic boom crane.
Hydraulic functions disabled - ACCURATE ANSWERS✔✔ Hoist,
extend the boom, boom down are disabled when the anti two-block
device is activated.
Maximum speed for pick-and-carry operations - ACCURATE
ANSWERS✔✔ The manufacturer's recommended speed limit is the
safest maximum speed for a telescopic boom crane performing pick-and-
carry operations.
Blocking under outrigger floats/pads - ACCURATE ANSWERS✔✔ The
blocking should be sufficient to support/stabilize the crane.
Boom extension stowed position - ACCURATE ANSWERS✔✔ When a
boom extension is in the stowed position, it is pinned to the boom base
section.
, Rated tipping capacity - ACCURATE ANSWERS✔✔ When engaged in
a pick-and-carry operation, the rated tipping capacity is based on 75% of
the total tipping capacity.
Boom angle indicator - ACCURATE ANSWERS✔✔ According to
OSHA 1926 sub-part cc, all telescopic boom cranes must be equipped
with a boom angle indicator.
Jib capacities - ACCURATE ANSWERS✔✔ Jib capacities are based on
structural strength.
Ground pressure when lifting over a corner - ACCURATE
ANSWERS✔✔ Ground pressure generated by the crane can approach a
weight that is equal to the weight of the crane and suspended load.
Purpose of the boom length indicator - ACCURATE ANSWERS✔✔
Indicates the extended length of the boom.
Maximum ground-bearing pressure - ACCURATE ANSWERS✔✔ The
maximum ground-bearing pressure occurs when the load is over a
corner.
Capacity reduction of telescopic boom extension - ACCURATE
ANSWERS✔✔ An erected telescopic boom extension becomes a
capacity reduction when it is not used to make the lift.
EXAM 2025 |GUARANTEED ACCURATE
ANSWERS
Anti two-block device - ACCURATE ANSWERS✔✔ An anti two-block
devise must be provided when hook-suspended personnel platforms are
lifted with a telescopic boom crane.
Hydraulic functions disabled - ACCURATE ANSWERS✔✔ Hoist,
extend the boom, boom down are disabled when the anti two-block
device is activated.
Maximum speed for pick-and-carry operations - ACCURATE
ANSWERS✔✔ The manufacturer's recommended speed limit is the
safest maximum speed for a telescopic boom crane performing pick-and-
carry operations.
Blocking under outrigger floats/pads - ACCURATE ANSWERS✔✔ The
blocking should be sufficient to support/stabilize the crane.
Boom extension stowed position - ACCURATE ANSWERS✔✔ When a
boom extension is in the stowed position, it is pinned to the boom base
section.
, Rated tipping capacity - ACCURATE ANSWERS✔✔ When engaged in
a pick-and-carry operation, the rated tipping capacity is based on 75% of
the total tipping capacity.
Boom angle indicator - ACCURATE ANSWERS✔✔ According to
OSHA 1926 sub-part cc, all telescopic boom cranes must be equipped
with a boom angle indicator.
Jib capacities - ACCURATE ANSWERS✔✔ Jib capacities are based on
structural strength.
Ground pressure when lifting over a corner - ACCURATE
ANSWERS✔✔ Ground pressure generated by the crane can approach a
weight that is equal to the weight of the crane and suspended load.
Purpose of the boom length indicator - ACCURATE ANSWERS✔✔
Indicates the extended length of the boom.
Maximum ground-bearing pressure - ACCURATE ANSWERS✔✔ The
maximum ground-bearing pressure occurs when the load is over a
corner.
Capacity reduction of telescopic boom extension - ACCURATE
ANSWERS✔✔ An erected telescopic boom extension becomes a
capacity reduction when it is not used to make the lift.
