NCCCO LATTICE BOOM GENERAL
KNOWLEDGE EXAM | {LATEST 2026/ 2027
UPDATE} COMPLETE ACTUAL AND AUTHENTIC
EXAM | BRAND NEW!
The lattice boom is designed to take winds of up to 20 mph. from
the side plus a full rated load, plus a direct side load equal to
what percent of the rated load? - ✔✔✔ Correct Answer > 2%
According to ASME B30.5 a fire extinguisher shall have a rating
of __________ and shall be available at all operator's stations or
cabs of the equipment. - ✔✔✔ Correct Answer > 10 BC or higher
When assembling a lattice boom crane the top pins of the boom
sections should be inserted; - ✔✔✔ Correct Answer > First
Block hoisting sheaves should have a minimum pitch diameter of
at least________ the rope diameter. - ✔✔✔ Correct Answer > 16 times
What is the correct method of checking the brakes of crane that
has been already assembled? - ✔✔✔ Correct Answer > Lift the load a
few inches off the ground and apply the brakes
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A long boom crane working at minimum radius and 3 degrees
out of level will have a loss of capacity by; - ✔✔✔ Correct Answer >
50%
Can rotation resistant rope be used with a swivel? - ✔✔✔ Correct
Answer > If approved by the rope's manufacture
When performing duty cycle operations, most manufactures
require the crane's load chart capacity to be reduced by; - ✔✔✔
Correct Answer > 20%
Backward stability of a crane is tested with the crane configured;
- ✔✔✔ Correct Answer > Basic boom at maximum angle with no load
How many broken wires must be present in one strand of one lay
for running wire rope to be removed from service? - ✔✔✔ Correct
Answer > 3
On the majority of conventional cranes the power is transferred
to a torque converter by a; - ✔✔✔ Correct Answer > Master clutch
What is the maximum number of broken wires acceptable before
a replacement on a standing wire rope? - ✔✔✔ Correct Answer > 2