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NCCCO Lattice Boom Practice Questions and Answers
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NCCCO Lattice Boom Practice Questions and Answers
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NCCCO Lattice Boom PracticeQuestions and Answers
According to OSHA 1926.1431 personnel platform lifts should not be made with wind in
excess of - ANSWER-20 mph
After the crane has been checked out and before crane lift operations begin the crew
should - ANSWER-Have a pre-lift meeting
By order of hitch strength, which is the correct answer? - ANSWER-Basket, vertical,
choker
During setup how do you determine machine clearances (counterweight, boom,
outrigger)? - ANSWER-Measure for correct distances
Eccentric main boom tip feeling causes - ANSWER-Twisting of the boom
How many randomly broken wires must there be to remove a running Eire rope from
service? - ANSWER-6
If replacing the hoist line wire rope on a crane , how do you determine the size or type
of wire rope you use? - ANSWER-Use Manufacturer's operator's manual or load chart.
On a load chart, values above the bold line mean: - ANSWER-Capacities based on
structural competence.
Side loading may be caused by: - ANSWER-Starting or stopping the swing too rapidly.
The primary purpose for a rooster sheave or auxiliary boom point sheave is to: -
ANSWER-Separate the hoist lines.
The term Upper-works or Superstructure, refer to the area of the crane: - ANSWER-
Above the turntable
Upperworks - ANSWER-Where is the best location for leveling a crane?
What is not a good location for crane setup? - ANSWER-Above utilities
What is the best procedure to follow when underground utilities may be present? -
ANSWER-Contact local utility company.
What is the minimum allowable distance from the crane and power lines up to 350kVS -
ANSWER-20 feet
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