MA Hoisting License 1 B
1. Where shall the hand signals for the machine in use be posted: On
the job site
2. Where is it best to connect slings to lift boom sections: End fittings
3. All manufacturers load charts and operations manual shall be kept:
On the machine
4. When shall wire rope be taken out of service if used as a running line for
hoisting: Six randomly distributed broken wires in 1 lay
5. When shall wire rope be taken out of service if used as a running line for
hoisting: Three broken wires in one rope lay
6. What is the major reason for mobile crane accidents: Improper crane
setup
7. What happens to the jib capacity as the jib angle to the ground increases: -
Increases
8. When first lifting the boom off the ground, which position should the gantry
be in?: Highest
9. When dismantling a lattice crane boom which pins should be removed
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, first: Bottom
10. The distance from the center rotation of the crane the the center of a freely
suspended hoist line is called: Radius
11. What is it called when the ultimate strength of an object is divided by the
safe working load for that object: Safety factor
12. The point about which a crane tips is called: Tipping axis
13. Which percentage of tipping is a crawler crane's stability rated at: 75%
14. On a lattice boom crane what is a fixed A frame called that is located at the
top of the superstructure which has the boom cable attached to it: Gantry
15. On a lattice boom crane what is a pivoting a frame which is at the base of
the boom and has a fixed angle with the boom called: Live mast
16. When a load is lifted from the ground, what happens to the loads center of
gravity: It will move directly under the boom point sheave
17. When contact has been made with an electrical power line, what should
the operator do first: Try to break contact
18. When the values fall between the ratings shown on the load chart for
radius, what rating should be used: Next longer radius
19. On a crawler crane what should the operator do if the load weight is not
known: Determine by calculating the load weight vs. crane capacity
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1. Where shall the hand signals for the machine in use be posted: On
the job site
2. Where is it best to connect slings to lift boom sections: End fittings
3. All manufacturers load charts and operations manual shall be kept:
On the machine
4. When shall wire rope be taken out of service if used as a running line for
hoisting: Six randomly distributed broken wires in 1 lay
5. When shall wire rope be taken out of service if used as a running line for
hoisting: Three broken wires in one rope lay
6. What is the major reason for mobile crane accidents: Improper crane
setup
7. What happens to the jib capacity as the jib angle to the ground increases: -
Increases
8. When first lifting the boom off the ground, which position should the gantry
be in?: Highest
9. When dismantling a lattice crane boom which pins should be removed
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, first: Bottom
10. The distance from the center rotation of the crane the the center of a freely
suspended hoist line is called: Radius
11. What is it called when the ultimate strength of an object is divided by the
safe working load for that object: Safety factor
12. The point about which a crane tips is called: Tipping axis
13. Which percentage of tipping is a crawler crane's stability rated at: 75%
14. On a lattice boom crane what is a fixed A frame called that is located at the
top of the superstructure which has the boom cable attached to it: Gantry
15. On a lattice boom crane what is a pivoting a frame which is at the base of
the boom and has a fixed angle with the boom called: Live mast
16. When a load is lifted from the ground, what happens to the loads center of
gravity: It will move directly under the boom point sheave
17. When contact has been made with an electrical power line, what should
the operator do first: Try to break contact
18. When the values fall between the ratings shown on the load chart for
radius, what rating should be used: Next longer radius
19. On a crawler crane what should the operator do if the load weight is not
known: Determine by calculating the load weight vs. crane capacity
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