NCCCO EXAM 1 QUESTIONS WITH
100% CORRECT ANSWERS [ GRADED
A+]
What action does a signal person intend the operator to perform if he
extends his arm at shoulder height, makes a fist with his hand, and
sticks his/her thumb up? - ✔✔ Boom up
When hoisting personnel, within what percentage of level must a
telescopic boom crane be in order for the gross ratings in the load chart
to remain valid? - ✔✔1%
The load line of the crane you're operating contacts an energized
power line. There's no sign of any other danger, such as fire. What
should you do? - ✔✔ Stay in the cab until the lines are de-energized
, According to OSHA 1926.1413, how many randomly distributed broken
wires in rotation-resistant rope are cause for replacement of the rope?
- ✔✔2 broken wires in 6 rope diameters
What is the net capacity of a crane on main boom unless the
manufacturer states otherwise? - ✔✔ The capacity listed in the load
chart minus the weight of the rigging and all attachments
What may happen to a properly rigged load when lifted off the ground
unless the operator takes account of boom deflection? - ✔✔ It could
swing out away from the crane
What Standard Method hand signal is being illustrated? - ✔✔ Swing
Who should an operator respond to a "stop" signal from? - ✔✔ Anyone
Which area do truck cranes without a 5th outrigger generally have no
lifting capacity unless the manufacturer states otherwise? - ✔✔ The
fron
100% CORRECT ANSWERS [ GRADED
A+]
What action does a signal person intend the operator to perform if he
extends his arm at shoulder height, makes a fist with his hand, and
sticks his/her thumb up? - ✔✔ Boom up
When hoisting personnel, within what percentage of level must a
telescopic boom crane be in order for the gross ratings in the load chart
to remain valid? - ✔✔1%
The load line of the crane you're operating contacts an energized
power line. There's no sign of any other danger, such as fire. What
should you do? - ✔✔ Stay in the cab until the lines are de-energized
, According to OSHA 1926.1413, how many randomly distributed broken
wires in rotation-resistant rope are cause for replacement of the rope?
- ✔✔2 broken wires in 6 rope diameters
What is the net capacity of a crane on main boom unless the
manufacturer states otherwise? - ✔✔ The capacity listed in the load
chart minus the weight of the rigging and all attachments
What may happen to a properly rigged load when lifted off the ground
unless the operator takes account of boom deflection? - ✔✔ It could
swing out away from the crane
What Standard Method hand signal is being illustrated? - ✔✔ Swing
Who should an operator respond to a "stop" signal from? - ✔✔ Anyone
Which area do truck cranes without a 5th outrigger generally have no
lifting capacity unless the manufacturer states otherwise? - ✔✔ The
fron
