NCCO MIDTERM EXAM WITH
QUESTIONS AND ANSWERS.
Boom damage - ANS When taking a side strain on a boom what concerns operator the most?
Capacity based on structural competence - ANS On a load chart the values above the bold line
mean
Allowable line pulll decreases - ANS The number of layers of rope on the drum increases the
7:1 - ANS When lifting personnel in a man basket using 6 x 19 wire rope minimum safety factor
is
10:1 - ANS What is the safety factor when using rotation resistant wire rope lifting personnel in
a man basket
20mph - ANS According to OSHA 1926.1431 personal platform lift should not be made with
winds in excess of
Front - ANS When operating a true green what is the most unstable quadrant of operation
Lift the load off the ground several inches and apply the break - ANS When an operator arrives
at the job site brain is already a wreck did how would I better check the main and auxiliary hoist
breaks
To reduce ground pressure - ANS Why should you use mats are cribbing
3.5:1 - ANS What is the minimum design factor required for the right regularly 6 x 19 Main or
Auxiliary hoist rope?
All sections should be telescoped equally - ANS When telescoping boom of RT crane what
section should be telescoped first ?
Matching serial number - ANS How does the operator determine if the quick load chart is being
used?
Actual measurements - ANS How does the operator Verify the Lmi's boom length or load radius
Using a level position the boom to horizontal and set the indicator at 0° - ANS The proper way to
calibrate a boom angle indicator is
The weight will increase when you pick the load from the water - ANS When lifting loads from
the water the operator should be aware that
QUESTIONS AND ANSWERS.
Boom damage - ANS When taking a side strain on a boom what concerns operator the most?
Capacity based on structural competence - ANS On a load chart the values above the bold line
mean
Allowable line pulll decreases - ANS The number of layers of rope on the drum increases the
7:1 - ANS When lifting personnel in a man basket using 6 x 19 wire rope minimum safety factor
is
10:1 - ANS What is the safety factor when using rotation resistant wire rope lifting personnel in
a man basket
20mph - ANS According to OSHA 1926.1431 personal platform lift should not be made with
winds in excess of
Front - ANS When operating a true green what is the most unstable quadrant of operation
Lift the load off the ground several inches and apply the break - ANS When an operator arrives
at the job site brain is already a wreck did how would I better check the main and auxiliary hoist
breaks
To reduce ground pressure - ANS Why should you use mats are cribbing
3.5:1 - ANS What is the minimum design factor required for the right regularly 6 x 19 Main or
Auxiliary hoist rope?
All sections should be telescoped equally - ANS When telescoping boom of RT crane what
section should be telescoped first ?
Matching serial number - ANS How does the operator determine if the quick load chart is being
used?
Actual measurements - ANS How does the operator Verify the Lmi's boom length or load radius
Using a level position the boom to horizontal and set the indicator at 0° - ANS The proper way to
calibrate a boom angle indicator is
The weight will increase when you pick the load from the water - ANS When lifting loads from
the water the operator should be aware that
