2025 TEST 2 [II] Nccco 2 / Nccco TEST
What is the maximum number of broken wires before replacement on a standing wire rope? - ANSWER-2
What are most jibs capacities based on? - ANSWER-Structural
On the majority of conventional cranes, the power is transferred to the torque converter by a: - ANS...
What is the maximum number of broken wires before replacement on a standing
wire rope? - ✔✔✔ANSWER-2
What are most jibs capacities based on? - ✔✔✔ANSWER-Structural
On the majority of conventional cranes, the power is transferred to the torque
converter by a: - ✔✔✔ANSWER-Master clutch
During disassembly of a long boom, the hog lines are connected at the maximum
cantilever point and the boom is slightly lifted off the ground. Which pins are to be
removed next? - ✔✔✔ANSWER-The bottom pins ahead of the cantilever point
, When using load/capacity charts, what does the term 'A jib angle to ground' refer
to? - ✔✔✔ANSWER-Main boom angle minus the jibs offset
A truck crane, with outriggers properly set, is rated at what percentage of its
tipping capacity? - ✔✔✔ANSWER-85%
What is the maximum advisable wind speed for crane operation? -
✔✔✔ANSWER-30 mph mobile
When working near power lines, where should caution stickers be installed? -
✔✔✔ANSWER-At operators station and on the outside of the crane
What is the allowable jib back lash? - ✔✔✔ANSWER-5 degrees
Cranes must be level to within _________% grade - ✔✔✔ANSWER-1%
A frequent inspection is: - ✔✔✔ANSWER-daily to monthly
A periodic inspections is: - ✔✔✔ANSWER-monthly to annually
Test loads shall not exceed _________ of manufacturing load ratings. -
✔✔✔ANSWER-110%
Cranes idle for more than 6 months must have _____ inspections performed. -
✔✔✔ANSWER-Frequent and periodic
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