GENERAL KNOWLEDGE
(2024/2025)
QUESTIONS WITH
COMPLETE ANSWERS!!
NCCCO LATTICE BOOM
Evatee 9/28/24 NCCCO LATTICE BOOM
, NCCCO LATTICE BOOM GENERAL
KNOWLEDGE (2024/2025) QUESTIONS WITH
COMPLETE ANSWERS!!
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? Answer - 2%
The part of the load chart governed by stability is based on what percentage of
capacity while a crawler crane is working over the side quadrant? Answer - A.
75%
The most unstable working quadrant for a crawler crane is the; Answer - Side
What type of capacity is listed on a crane load chart? Answer - Static
If the manufacture of a particular crane does not specifically permit pick and
carry operations what procedure must be followed during this operation?
Answer - Don't make any pick and carry lifts
What is the main purpose of a jib/extension? Answer - To extend reach higher
or up and over
When the number of layers of rope on a drum increase the line
pull___________. Answer - Decreases